diff options
Diffstat (limited to 'arch/arm')
342 files changed, 3753 insertions, 3076 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ba412e02ec0c..5d1f5704a284 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -20,7 +20,6 @@ config ARM select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER select HARDIRQS_SW_RESEND - select HAVE_AOUT select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL select HAVE_ARCH_KGDB select HAVE_ARCH_SECCOMP_FILTER @@ -53,6 +52,7 @@ config ARM select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_SYSCALL_TRACEPOINTS select HAVE_UID16 + select IRQ_FORCED_THREADING select KTIME_SCALAR select PERF_USE_VMALLOC select RTC_LIB @@ -218,7 +218,8 @@ config VECTORS_BASE default DRAM_BASE if REMAP_VECTORS_TO_RAM default 0x00000000 help - The base address of exception vectors. + The base address of exception vectors. This must be two pages + in size. config ARM_PATCH_PHYS_VIRT bool "Patch physical to virtual translations at runtime" if EMBEDDED @@ -1372,6 +1373,15 @@ config ARM_ERRATA_798181 which sends an IPI to the CPUs that are running the same ASID as the one being invalidated. +config ARM_ERRATA_773022 + bool "ARM errata: incorrect instructions may be executed from loop buffer" + depends on CPU_V7 + help + This option enables the workaround for the 773022 Cortex-A15 + (up to r0p4) erratum. In certain rare sequences of code, the + loop buffer may deliver incorrect instructions. This + workaround disables the loop buffer to avoid the erratum. + endmenu source "arch/arm/common/Kconfig" @@ -1600,8 +1610,7 @@ config LOCAL_TIMERS config ARCH_NR_GPIO int default 1024 if ARCH_SHMOBILE || ARCH_TEGRA - default 512 if SOC_OMAP5 - default 512 if ARCH_KEYSTONE + default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 default 392 if ARCH_U8500 default 352 if ARCH_VT8500 default 288 if ARCH_SUNXI @@ -1614,13 +1623,49 @@ config ARCH_NR_GPIO source kernel/Kconfig.preempt -config HZ +config HZ_FIXED int default 200 if ARCH_EBSA110 || ARCH_S3C24XX || ARCH_S5P64X0 || \ ARCH_S5PV210 || ARCH_EXYNOS4 default AT91_TIMER_HZ if ARCH_AT91 default SHMOBILE_TIMER_HZ if ARCH_SHMOBILE - default 100 + +choice + depends on !HZ_FIXED + prompt "Timer frequency" + +config HZ_100 + bool "100 Hz" + +config HZ_200 + bool "200 Hz" + +config HZ_250 + bool "250 Hz" + +config HZ_300 + bool "300 Hz" + +config HZ_500 + bool "500 Hz" + +config HZ_1000 + bool "1000 Hz" + +endchoice + +config HZ + int + default HZ_FIXED if HZ_FIXED + default 100 if HZ_100 + default 200 if HZ_200 + default 250 if HZ_250 + default 300 if HZ_300 + default 500 if HZ_500 + default 1000 + +config SCHED_HRTICK + def_bool HIGH_RES_TIMERS config SCHED_HRTICK def_bool HIGH_RES_TIMERS @@ -1757,6 +1802,9 @@ config HAVE_ARCH_TRANSPARENT_HUGEPAGE def_bool y depends on ARM_LPAE +config ARCH_WANT_GENERAL_HUGETLB + def_bool y + source "mm/Kconfig" config FORCE_MAX_ZONEORDER @@ -2065,8 +2113,7 @@ config KEXEC It is an ongoing process to be certain the hardware in a machine is properly shutdown, so do not be surprised if this code does not - initially work for you. It may help to enable device hotplugging - support. + initially work for you. config ATAGS_PROC bool "Export atags in procfs" @@ -2176,6 +2223,13 @@ config NEON Say Y to include support code for NEON, the ARMv7 Advanced SIMD Extension. +config KERNEL_MODE_NEON + bool "Support for NEON in kernel mode" + default n + depends on NEON + help + Say Y to include support for NEON in kernel mode. + endmenu menu "Userspace binary formats" @@ -2200,7 +2254,7 @@ source "kernel/power/Kconfig" config ARCH_SUSPEND_POSSIBLE depends on !ARCH_S5PC100 - depends on CPU_ARM920T || CPU_ARM926T || CPU_SA1100 || \ + depends on CPU_ARM920T || CPU_ARM926T || CPU_FEROCEON || CPU_SA1100 || \ CPU_V6 || CPU_V6K || CPU_V7 || CPU_XSC3 || CPU_XSCALE || CPU_MOHAWK def_bool y diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index e401a766c0bd..4137529850cb 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -92,6 +92,7 @@ choice config DEBUG_BCM2835 bool "Kernel low-level debugging on BCM2835 PL011 UART" depends on ARCH_BCM2835 + select DEBUG_UART_PL01X config DEBUG_CLPS711X_UART1 bool "Kernel low-level debugging messages via UART1" @@ -110,6 +111,7 @@ choice config DEBUG_CNS3XXX bool "Kernel Kernel low-level debugging on Cavium Networks CNS3xxx" depends on ARCH_CNS3XXX + select DEBUG_UART_PL01X help Say Y here if you want the debug print routines to direct their output to the CNS3xxx UART0. @@ -117,6 +119,7 @@ choice config DEBUG_DAVINCI_DA8XX_UART1 bool "Kernel low-level debugging on DaVinci DA8XX using UART1" depends on ARCH_DAVINCI_DA8XX + select DEBUG_UART_8250 help Say Y here if you want the debug print routines to direct their output to UART1 serial port on DaVinci DA8XX devices. @@ -124,6 +127,7 @@ choice config DEBUG_DAVINCI_DA8XX_UART2 bool "Kernel low-level debugging on DaVinci DA8XX using UART2" depends on ARCH_DAVINCI_DA8XX + select DEBUG_UART_8250 help Say Y here if you want the debug print routines to direct their output to UART2 serial port on DaVinci DA8XX devices. @@ -131,6 +135,7 @@ choice config DEBUG_DAVINCI_DMx_UART0 bool "Kernel low-level debugging on DaVinci DMx using UART0" depends on ARCH_DAVINCI_DMx + select DEBUG_UART_8250 help Say Y here if you want the debug print routines to direct their output to UART0 serial port on DaVinci DMx devices. @@ -138,6 +143,7 @@ choice config DEBUG_DAVINCI_TNETV107X_UART1 bool "Kernel low-level debugging on DaVinci TNETV107x using UART1" depends on ARCH_DAVINCI_TNETV107X + select DEBUG_UART_8250 help Say Y here if you want the debug print routines to direct their output to UART1 serial port on DaVinci TNETV107X @@ -174,9 +180,26 @@ choice Say Y here if you want the debug print routines to direct their output to the 8250 at PCI COM1. + config DEBUG_HI3620_UART + bool "Hisilicon HI3620 Debug UART" + depends on ARCH_HI3xxx + select DEBUG_UART_PL01X + help + Say Y here if you want kernel low-level debugging support + on HI3620 UART. + + config DEBUG_HI3716_UART + bool "Hisilicon Hi3716 Debug UART" + depends on ARCH_HI3xxx + select DEBUG_UART_PL01X + help + Say Y here if you want kernel low-level debugging support + on HI3716 UART. + config DEBUG_HIGHBANK_UART bool "Kernel low-level debugging messages via Highbank UART" depends on ARCH_HIGHBANK + select DEBUG_UART_PL01X help Say Y here if you want the debug print routines to direct their output to the UART on Highbank based devices. @@ -191,6 +214,7 @@ choice config DEBUG_IMX23_UART bool "i.MX23 Debug UART" depends on SOC_IMX23 + select DEBUG_UART_PL01X help Say Y here if you want kernel low-level debugging support on i.MX23. @@ -212,6 +236,7 @@ choice config DEBUG_IMX28_UART bool "i.MX28 Debug UART" depends on SOC_IMX28 + select DEBUG_UART_PL01X help Say Y here if you want kernel low-level debugging support on i.MX28. @@ -261,6 +286,7 @@ choice config DEBUG_KEYSTONE_UART0 bool "Kernel low-level debugging on KEYSTONE2 using UART0" depends on ARCH_KEYSTONE + select DEBUG_UART_8250 help Say Y here if you want the debug print routines to direct their output to UART0 serial port on KEYSTONE2 devices. @@ -268,6 +294,7 @@ choice config DEBUG_KEYSTONE_UART1 bool "Kernel low-level debugging on KEYSTONE2 using UART1" depends on ARCH_KEYSTONE + select DEBUG_UART_8250 help Say Y here if you want the debug print routines to direct their output to UART1 serial port on KEYSTONE2 devices. @@ -275,6 +302,7 @@ choice config DEBUG_MMP_UART2 bool "Kernel low-level debugging message via MMP UART2" depends on ARCH_MMP + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on MMP UART2. @@ -282,6 +310,7 @@ choice config DEBUG_MMP_UART3 bool "Kernel low-level debugging message via MMP UART3" depends on ARCH_MMP + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on MMP UART3. @@ -326,6 +355,7 @@ choice config DEBUG_MVEBU_UART bool "Kernel low-level debugging messages via MVEBU UART (old bootloaders)" depends on ARCH_MVEBU + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on MVEBU based platforms. @@ -344,6 +374,7 @@ choice config DEBUG_MVEBU_UART_ALTERNATE bool "Kernel low-level debugging messages via MVEBU UART (new bootloaders)" depends on ARCH_MVEBU + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on MVEBU based platforms. @@ -358,6 +389,7 @@ choice config DEBUG_NOMADIK_UART bool "Kernel low-level debugging messages via NOMADIK UART" depends on ARCH_NOMADIK + select DEBUG_UART_PL01X help Say Y here if you want kernel low-level debugging support on NOMADIK based platforms. @@ -365,6 +397,7 @@ choice config DEBUG_NSPIRE_CLASSIC_UART bool "Kernel low-level debugging via TI-NSPIRE 8250 UART" depends on ARCH_NSPIRE + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on TI-NSPIRE classic models. @@ -372,20 +405,82 @@ choice config DEBUG_NSPIRE_CX_UART bool "Kernel low-level debugging via TI-NSPIRE PL011 UART" depends on ARCH_NSPIRE + select DEBUG_UART_PL01X help Say Y here if you want kernel low-level debugging support on TI-NSPIRE CX models. - config DEBUG_OMAP2PLUS_UART - bool "Kernel low-level debugging messages via OMAP2PLUS UART" + config DEBUG_OMAP2UART1 + bool "OMAP2/3/4 UART1 (omap2/3 sdp boards and some omap3 boards)" depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART help - Say Y here if you want kernel low-level debugging support - on OMAP2PLUS based platforms. + This covers at least h4, 2430sdp, 3430sdp, 3630sdp, + omap3 torpedo and 3530 lv som. + + config DEBUG_OMAP2UART2 + bool "Kernel low-level debugging messages via OMAP2/3/4 UART2" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_OMAP2UART3 + bool "Kernel low-level debugging messages via OMAP2 UART3 (n8x0)" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_OMAP3UART3 + bool "Kernel low-level debugging messages via OMAP3 UART3 (most omap3 boards)" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + help + This covers at least cm_t3x, beagle, crane, devkit8000, + igep00x0, ldp, n900, n9(50), pandora, overo, touchbook, + and 3517evm. + + config DEBUG_OMAP4UART3 + bool "Kernel low-level debugging messages via OMAP4/5 UART3 (omap4 blaze, panda, omap5 sevm)" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_OMAP3UART4 + bool "Kernel low-level debugging messages via OMAP36XX UART4" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_OMAP4UART4 + bool "Kernel low-level debugging messages via OMAP4/5 UART4" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_TI81XXUART1 + bool "Kernel low-level debugging messages via TI81XX UART1 (ti8148evm)" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_TI81XXUART2 + bool "Kernel low-level debugging messages via TI81XX UART2" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_TI81XXUART3 + bool "Kernel low-level debugging messages via TI81XX UART3 (ti8168evm)" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_AM33XXUART1 + bool "Kernel low-level debugging messages via AM33XX UART1" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART + + config DEBUG_ZOOM_UART + bool "Kernel low-level debugging messages via Zoom2/3 UART" + depends on ARCH_OMAP2PLUS + select DEBUG_OMAP2PLUS_UART config DEBUG_PICOXCELL_UART depends on ARCH_PICOXCELL bool "Use PicoXcell UART for low-level debug" + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on PicoXcell based platforms. @@ -393,6 +488,7 @@ choice config DEBUG_PXA_UART1 depends on ARCH_PXA bool "Use PXA UART1 for low-level debug" + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on PXA UART1. @@ -400,6 +496,7 @@ choice config DEBUG_REALVIEW_STD_PORT bool "RealView Default UART" depends on ARCH_REALVIEW + select DEBUG_UART_PL01X help Say Y here if you want the debug print routines to direct their output to the serial port on RealView EB, PB11MP, PBA8 @@ -408,14 +505,64 @@ choice config DEBUG_REALVIEW_PB1176_PORT bool "RealView PB1176 UART" depends on MACH_REALVIEW_PB1176 + select DEBUG_UART_PL01X help Say Y here if you want the debug print routines to direct their output to the standard serial port on the RealView PB1176 platform. - config DEBUG_ROCKCHIP_UART - bool "Kernel low-level debugging messages via Rockchip UART" + config DEBUG_RK29_UART0 + bool "Kernel low-level debugging messages via Rockchip RK29 UART0" + depends on ARCH_ROCKCHIP + select DEBUG_UART_8250 + help + Say Y here if you want kernel low-level debugging support + on Rockchip based platforms. + + config DEBUG_RK29_UART1 + bool "Kernel low-level debugging messages via Rockchip RK29 UART1" depends on ARCH_ROCKCHIP + select DEBUG_UART_8250 + help + Say Y here if you want kernel low-level debugging support + on Rockchip based platforms. + + config DEBUG_RK29_UART2 + bool "Kernel low-level debugging messages via Rockchip RK29 UART2" + depends on ARCH_ROCKCHIP + select DEBUG_UART_8250 + help + Say Y here if you want kernel low-level debugging support + on Rockchip based platforms. + + config DEBUG_RK3X_UART0 + bool "Kernel low-level debugging messages via Rockchip RK3X UART0" + depends on ARCH_ROCKCHIP + select DEBUG_UART_8250 + help + Say Y here if you want kernel low-level debugging support + on Rockchip based platforms. + + config DEBUG_RK3X_UART1 + bool "Kernel low-level debugging messages via Rockchip RK3X UART1" + depends on ARCH_ROCKCHIP + select DEBUG_UART_8250 + help + Say Y here if you want kernel low-level debugging support + on Rockchip based platforms. + + config DEBUG_RK3X_UART2 + bool "Kernel low-level debugging messages via Rockchip RK3X UART2" + depends on ARCH_ROCKCHIP + select DEBUG_UART_8250 + help + Say Y here if you want kernel low-level debugging support + on Rockchip based platforms. + + config DEBUG_RK3X_UART3 + bool "Kernel low-level debugging messages via Rockchip RK3X UART3" + depends on ARCH_ROCKCHIP + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on Rockchip based platforms. @@ -471,6 +618,7 @@ choice config DEBUG_SOCFPGA_UART depends on ARCH_SOCFPGA bool "Use SOCFPGA UART for low-level debug" + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on SOCFPGA based platforms. @@ -478,6 +626,7 @@ choice config DEBUG_SUNXI_UART0 bool "Kernel low-level debugging messages via sunXi UART0" depends on ARCH_SUNXI + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on Allwinner A1X based platforms on the UART0. @@ -485,13 +634,59 @@ choice config DEBUG_SUNXI_UART1 bool "Kernel low-level debugging messages via sunXi UART1" depends on ARCH_SUNXI + select DEBUG_UART_8250 help Say Y here if you want kernel low-level debugging support on Allwinner A1X based platforms on the UART1. - config DEBUG_TEGRA_UART + config TEGRA_DEBUG_UART_AUTO_ODMDATA + bool "Kernel low-level debugging messages via Tegra UART via ODMDATA" + depends on ARCH_TEGRA + select DEBUG_TEGRA_UART + help + Automatically determines which UART to use for low-level + debug based on the ODMDATA value. This value is part of + the BCT, and is written to the boot memory device using + nvflash, or other flashing tool. When bits 19:18 are 3, + then bits 17:15 indicate which UART to use; 0/1/2/3/4 + are UART A/B/C/D/E. + + config TEGRA_DEBUG_UARTA + bool "Kernel low-level debugging messages via Tegra UART A" + depends on ARCH_TEGRA + select DEBUG_TEGRA_UART + help + Say Y here if you want kernel low-level debugging support + on Tegra based platforms. + + config TEGRA_DEBUG_UARTB + bool "Kernel low-level debugging messages via Tegra UART B" + depends on ARCH_TEGRA + select DEBUG_TEGRA_UART + help + Say Y here if you want kernel low-level debugging support + on Tegra based platforms. + + config TEGRA_DEBUG_UARTC + bool "Kernel low-level debugging messages via Tegra UART C" + depends on ARCH_TEGRA + select DEBUG_TEGRA_UART + help + Say Y here if you want kernel low-level debugging support + on Tegra based platforms. + + config TEGRA_DEBUG_UARTD + bool "Kernel low-level debugging messages via Tegra UART D" depends on ARCH_TEGRA - bool "Use Tegra UART for low-level debug" + select DEBUG_TEGRA_UART + help + Say Y here if you want kernel low-level debugging support + on Tegra based platforms. + + config TEGRA_DEBUG_UARTE + bool "Kernel low-level debugging messages via Tegra UART E" + depends on ARCH_TEGRA + select DEBUG_TEGRA_UART help Say Y here if you want kernel low-level debugging support on Tegra based platforms. @@ -510,19 +705,32 @@ choice Say Y here if you want the debug print routines to direct their output to the uart1 port on SiRFmarco devices. - config DEBUG_STI_UART + config STIH41X_DEBUG_ASC2 + bool "Use StiH415/416 ASC2 UART for low-level debug" + depends on ARCH_STI + select DEBUG_STI_UART + help + Say Y here if you want kernel low-level debugging support + on STiH415/416 based platforms like b2000, which has + default UART wired up to ASC2. + + If unsure, say N. + + config STIH41X_DEBUG_SBC_ASC1 + bool "Use StiH415/416 SBC ASC1 UART for low-level debug" depends on ARCH_STI - bool "Use StiH415/416 ASC for low-level debug" + select DEBUG_STI_UART help Say Y here if you want kernel low-level debugging support - on StiH415/416 based platforms like B2000, B2020. - It support UART2 and SBC_UART1. + on STiH415/416 based platforms like b2020. which has + default UART wired up to SBC ASC1. If unsure, say N. config DEBUG_U300_UART bool "Kernel low-level debugging messages via U300 UART0" depends on ARCH_U300 + select DEBUG_UART_PL01X help Say Y here if you want the debug print routines to direct their output to the uart port on U300 devices. @@ -548,6 +756,7 @@ choice config DEBUG_VEXPRESS_UART0_CA9 bool "Use PL011 UART0 at 0x10009000 (V2P-CA9 core tile)" depends on ARCH_VEXPRESS + select DEBUG_UART_PL01X help This option selects UART0 at 0x10009000. Except for custom models, this applies only to the V2P-CA9 tile. @@ -555,6 +764,7 @@ choice config DEBUG_VEXPRESS_UART0_RS1 bool "Use PL011 UART0 at 0x1c090000 (RS1 complaint tiles)" depends on ARCH_VEXPRESS + select DEBUG_UART_PL01X help This option selects UART0 at 0x1c090000. This applies to most of the tiles using the RS1 memory map, including all new A-class @@ -563,6 +773,7 @@ choice config DEBUG_VEXPRESS_UART0_CRX bool "Use PL011 UART0 at 0xb0090000 (Cortex-R compliant tiles)" depends on ARCH_VEXPRESS && !MMU + select DEBUG_UART_PL01X help This option selects UART0 at 0xb0090000. This is appropriate for Cortex-R series tiles and SMMs, such as Cortex-R5 and Cortex-R7 @@ -579,7 +790,7 @@ choice depends on !ARCH_MULTIPLATFORM help Say Y here if your platform doesn't provide a UART option - below. This relies on your platform choosing the right UART + above. This relies on your platform choosing the right UART definition internally in order for low-level debugging to work. @@ -610,11 +821,41 @@ choice For more details about semihosting, please see chapter 8 of DUI0203I_rvct_developer_guide.pdf from ARM Ltd. + config DEBUG_LL_UART_8250 + bool "Kernel low-level debugging via 8250 UART" + help + Say Y here if you wish the debug print routes to direct + their output to an 8250 UART. You can use this option + to provide the parameters for the 8250 UART rather than + selecting one of the platform specific options above if + you know the parameters for the port. + + This option is preferred over the platform specific + options; the platform specific options are deprecated + and will be soon removed. + + config DEBUG_LL_UART_PL01X + bool "Kernel low-level debugging via ARM Ltd PL01x Primecell UART" + help + Say Y here if you wish the debug print routes to direct + their output to a PL01x Primecell UART. You can use + this option to provide the parameters for the UART + rather than selecting one of the platform specific + options above if you know the parameters for the port. + + This option is preferred over the platform specific + options; the platform specific options are deprecated + and will be soon removed. + endchoice config DEBUG_EXYNOS_UART bool +config DEBUG_OMAP2PLUS_UART + bool + depends on ARCH_OMAP2PLUS + config DEBUG_IMX_UART_PORT int "i.MX Debug UART Port Selection" if DEBUG_IMX1_UART || \ DEBUG_IMX25_UART || \ @@ -631,140 +872,19 @@ config DEBUG_IMX_UART_PORT Choose UART port on which kernel low-level debug messages should be output. -choice - prompt "Low-level debug console UART" - depends on DEBUG_OMAP2PLUS_UART - - config DEBUG_OMAP2UART1 - bool "OMAP2/3/4 UART1 (omap2/3 sdp boards and some omap3 boards)" - help - This covers at least h4, 2430sdp, 3430sdp, 3630sdp, - omap3 torpedo and 3530 lv som. - - config DEBUG_OMAP2UART2 - bool "OMAP2/3/4 UART2" - - config DEBUG_OMAP2UART3 - bool "OMAP2 UART3 (n8x0)" - - config DEBUG_OMAP3UART3 - bool "OMAP3 UART3 (most omap3 boards)" - help - This covers at least cm_t3x, beagle, crane, devkit8000, - igep00x0, ldp, n900, n9(50), pandora, overo, touchbook, - and 3517evm. - - config DEBUG_OMAP4UART3 - bool "OMAP4/5 UART3 (omap4 blaze, panda, omap5 sevm)" - - config DEBUG_OMAP3UART4 - bool "OMAP36XX UART4" - - config DEBUG_OMAP4UART4 - bool "OMAP4/5 UART4" - - config DEBUG_TI81XXUART1 - bool "TI81XX UART1 (ti8148evm)" - - config DEBUG_TI81XXUART2 - bool "TI81XX UART2" - - config DEBUG_TI81XXUART3 - bool "TI81XX UART3 (ti8168evm)" - - config DEBUG_AM33XXUART1 - bool "AM33XX UART1" - - config DEBUG_ZOOM_UART - bool "Zoom2/3 UART" -endchoice - -choice - prompt "Low-level debug console UART" - depends on DEBUG_ROCKCHIP_UART - - config DEBUG_RK29_UART0 - bool "RK29 UART0" - - config DEBUG_RK29_UART1 - bool "RK29 UART1" - - config DEBUG_RK29_UART2 - bool "RK29 UART2" - - config DEBUG_RK3X_UART0 - bool "RK3X UART0" - - config DEBUG_RK3X_UART1 - bool "RK3X UART1" - - config DEBUG_RK3X_UART2 - bool "RK3X UART2" - - config DEBUG_RK3X_UART3 - bool "RK3X UART3" -endchoice - -choice - prompt "Low-level debug console UART" - depends on DEBUG_LL && DEBUG_TEGRA_UART - - config TEGRA_DEBUG_UART_AUTO_ODMDATA - bool "Via ODMDATA" - help - Automatically determines which UART to use for low-level debug based - on the ODMDATA value. This value is part of the BCT, and is written - to the boot memory device using nvflash, or other flashing tool. - When bits 19:18 are 3, then bits 17:15 indicate which UART to use; - 0/1/2/3/4 are UART A/B/C/D/E. - - config TEGRA_DEBUG_UARTA - bool "UART A" - - config TEGRA_DEBUG_UARTB - bool "UART B" - - config TEGRA_DEBUG_UARTC - bool "UART C" - - config TEGRA_DEBUG_UARTD - bool "UART D" - - config TEGRA_DEBUG_UARTE - bool "UART E" - -endchoice - -choice - prompt "Low-level debug console UART" - depends on DEBUG_LL && DEBUG_STI_UART - - config STIH41X_DEBUG_ASC2 - bool "ASC2 UART" - help - Say Y here if you want kernel low-level debugging support - on STiH415/416 based platforms like b2000, which has - default UART wired up to ASC2. - - If unsure, say N. - - config STIH41X_DEBUG_SBC_ASC1 - bool "SBC ASC1 UART" - help - Say Y here if you want kernel low-level debugging support - on STiH415/416 based platforms like b2020. which has - default UART wired up to SBC ASC1. - - If unsure, say N. +config DEBUG_TEGRA_UART + bool + depends on ARCH_TEGRA -endchoice +config DEBUG_STI_UART + bool + depends on ARCH_STI config DEBUG_LL_INCLUDE string - default "debug/bcm2835.S" if DEBUG_BCM2835 - default "debug/cns3xxx.S" if DEBUG_CNS3XXX + default "debug/8250.S" if DEBUG_LL_UART_8250 || DEBUG_UART_8250 + default "debug/pl01x.S" if DEBUG_LL_UART_PL01X || DEBUG_UART_PL01X default "debug/exynos.S" if DEBUG_EXYNOS_UART - default "debug/highbank.S" if DEBUG_HIGHBANK_UART default "debug/icedcc.S" if DEBUG_ICEDCC default "debug/imx.S" if DEBUG_IMX1_UART || \ DEBUG_IMX25_UART || \ @@ -775,38 +895,180 @@ config DEBUG_LL_INCLUDE DEBUG_IMX53_UART ||\ DEBUG_IMX6Q_UART || \ DEBUG_IMX6SL_UART - default "debug/keystone.S" if DEBUG_KEYSTONE_UART0 || \ - DEBUG_KEYSTONE_UART1 - default "debug/mvebu.S" if DEBUG_MVEBU_UART || \ - DEBUG_MVEBU_UART_ALTERNATE - default "debug/mxs.S" if DEBUG_IMX23_UART || DEBUG_IMX28_UART - default "debug/nomadik.S" if DEBUG_NOMADIK_UART - default "debug/nspire.S" if DEBUG_NSPIRE_CX_UART || \ - DEBUG_NSPIRE_CLASSIC_UART default "debug/omap2plus.S" if DEBUG_OMAP2PLUS_UART - default "debug/picoxcell.S" if DEBUG_PICOXCELL_UART - default "debug/pxa.S" if DEBUG_PXA_UART1 || DEBUG_MMP_UART2 || \ - DEBUG_MMP_UART3 - default "debug/rockchip.S" if DEBUG_ROCKCHIP_UART default "debug/sirf.S" if DEBUG_SIRFPRIMA2_UART1 || DEBUG_SIRFMARCO_UART1 - default "debug/socfpga.S" if DEBUG_SOCFPGA_UART default "debug/sti.S" if DEBUG_STI_UART - default "debug/sunxi.S" if DEBUG_SUNXI_UART0 || DEBUG_SUNXI_UART1 default "debug/tegra.S" if DEBUG_TEGRA_UART - default "debug/u300.S" if DEBUG_U300_UART default "debug/ux500.S" if DEBUG_UX500_UART - default "debug/vexpress.S" if DEBUG_VEXPRESS_UART0_DETECT || \ - DEBUG_VEXPRESS_UART0_CA9 || DEBUG_VEXPRESS_UART0_RS1 || \ - DEBUG_VEXPRESS_UART0_CRX + default "debug/vexpress.S" if DEBUG_VEXPRESS_UART0_DETECT default "debug/vt8500.S" if DEBUG_VT8500_UART0 default "debug/zynq.S" if DEBUG_ZYNQ_UART0 || DEBUG_ZYNQ_UART1 default "mach/debug-macro.S" +# Compatibility options for PL01x +config DEBUG_UART_PL01X + def_bool ARCH_EP93XX || \ + ARCH_INTEGRATOR || \ + ARCH_SPEAR3XX || \ + ARCH_SPEAR6XX || \ + ARCH_SPEAR13XX || \ + ARCH_VERSATILE + +# Compatibility options for 8250 +config DEBUG_UART_8250 + def_bool ARCH_DOVE || ARCH_EBSA110 || \ + (FOOTBRIDGE && !DEBUG_DC21285_PORT) || \ + ARCH_GEMINI || ARCH_IOP13XX || ARCH_IOP32X || \ + ARCH_IOP33X || ARCH_IXP4XX || ARCH_KIRKWOOD || \ + ARCH_LPC32XX || ARCH_MV78XX0 || ARCH_ORION5X || ARCH_RPC + +config DEBUG_UART_PHYS + hex "Physical base address of debug UART" + default 0x01c20000 if DEBUG_DAVINCI_DMx_UART0 + default 0x01c28000 if DEBUG_SUNXI_UART0 + default 0x01c28400 if DEBUG_SUNXI_UART1 + default 0x01d0c000 if DEBUG_DAVINCI_DA8XX_UART1 + default 0x01d0d000 if DEBUG_DAVINCI_DA8XX_UART2 + default 0x02530c00 if DEBUG_KEYSTONE_UART0 + default 0x02531000 if DEBUG_KEYSTONE_UART1 + default 0x03010fe0 if ARCH_RPC + default 0x08108300 if DEBUG_DAVINCI_TNETV107X_UART1 + default 0x10009000 if DEBUG_REALVIEW_STD_PORT || DEBUG_CNS3XXX || \ + DEBUG_VEXPRESS_UART0_CA9 + default 0x1010c000 if DEBUG_REALVIEW_PB1176_PORT + default 0x10124000 if DEBUG_RK3X_UART0 + default 0x10126000 if DEBUG_RK3X_UART1 + default 0x101f1000 if ARCH_VERSATILE + default 0x101fb000 if DEBUG_NOMADIK_UART + default 0x16000000 if ARCH_INTEGRATOR + default 0x1c090000 if DEBUG_VEXPRESS_UART0_RS1 + default 0x20060000 if DEBUG_RK29_UART0 + default 0x20064000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2 + default 0x20068000 if DEBUG_RK29_UART2 || DEBUG_RK3X_UART3 + default 0x20201000 if DEBUG_BCM2835 + default 0x40090000 if ARCH_LPC32XX + default 0x40100000 if DEBUG_PXA_UART1 + default 0x42000000 if ARCH_GEMINI + default 0x7c0003f8 if FOOTBRIDGE + default 0x80230000 if DEBUG_PICOXCELL_UART + default 0x80070000 if DEBUG_IMX23_UART + default 0x80074000 if DEBUG_IMX28_UART + default 0x808c0000 if ARCH_EP93XX + default 0x90020000 if DEBUG_NSPIRE_CLASSIC_UART || DEBUG_NSPIRE_CX_UART + default 0xb0090000 if DEBUG_VEXPRESS_UART0_CRX + default 0xc0013000 if DEBUG_U300_UART + default 0xc8000000 if ARCH_IXP4XX && !CPU_BIG_ENDIAN + default 0xc8000003 if ARCH_IXP4XX && CPU_BIG_ENDIAN + default 0xd0000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX + default 0xd0012000 if DEBUG_MVEBU_UART + default 0xd4017000 if DEBUG_MMP_UART2 + default 0xd4018000 if DEBUG_MMP_UART3 + default 0xe0000000 if ARCH_SPEAR13XX + default 0xf0000be0 if ARCH_EBSA110 + default 0xf1012000 if DEBUG_MVEBU_UART_ALTERNATE + default 0xf1012000 if ARCH_DOVE || ARCH_KIRKWOOD || ARCH_MV78XX0 || \ + ARCH_ORION5X + default 0xf8b00000 if DEBUG_HI3716_UART + default 0xfcb00000 if DEBUG_HI3620_UART + default 0xfe800000 if ARCH_IOP32X + default 0xffc02000 if DEBUG_SOCFPGA_UART + default 0xffd82340 if ARCH_IOP13XX + default 0xfff36000 if DEBUG_HIGHBANK_UART + default 0xfffff700 if ARCH_IOP33X + depends on DEBUG_LL_UART_8250 || DEBUG_LL_UART_PL01X || \ + DEBUG_UART_8250 || DEBUG_UART_PL01X + +config DEBUG_UART_VIRT + hex "Virtual base address of debug UART" + default 0xe0010fe0 if ARCH_RPC + default 0xf0000be0 if ARCH_EBSA110 + default 0xf0009000 if DEBUG_CNS3XXX + default 0xf01fb000 if DEBUG_NOMADIK_UART + default 0xf0201000 if DEBUG_BCM2835 + default 0xf11f1000 if ARCH_VERSATILE + default 0xf1600000 if ARCH_INTEGRATOR + default 0xf1c28000 if DEBUG_SUNXI_UART0 + default 0xf1c28400 if DEBUG_SUNXI_UART1 + default 0xf2100000 if DEBUG_PXA_UART1 + default 0xf4090000 if ARCH_LPC32XX + default 0xf4200000 if ARCH_GEMINI + default 0xf8009000 if DEBUG_VEXPRESS_UART0_CA9 + default 0xf8090000 if DEBUG_VEXPRESS_UART0_RS1 + default 0xfb009000 if DEBUG_REALVIEW_STD_PORT + default 0xfb10c000 if DEBUG_REALVIEW_PB1176_PORT + default 0xfd000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX + default 0xfd000000 if ARCH_SPEAR13XX + default 0xfd012000 if ARCH_MV78XX0 + default 0xfde12000 if ARCH_DOVE + default 0xfe012000 if ARCH_ORION5X + default 0xfe017000 if DEBUG_MMP_UART2 + default 0xfe018000 if DEBUG_MMP_UART3 + default 0xfe100000 if DEBUG_IMX23_UART || DEBUG_IMX28_UART + default 0xfe230000 if DEBUG_PICOXCELL_UART + default 0xfe800000 if ARCH_IOP32X + default 0xfeb00000 if DEBUG_HI3620_UART || DEBUG_HI3716_UART + default 0xfeb24000 if DEBUG_RK3X_UART0 + default 0xfeb26000 if DEBUG_RK3X_UART1 + default 0xfeb30c00 if DEBUG_KEYSTONE_UART0 + default 0xfeb31000 if DEBUG_KEYSTONE_UART1 + default 0xfec12000 if DEBUG_MVEBU_UART || DEBUG_MVEBU_UART_ALTERNATE + default 0xfed60000 if DEBUG_RK29_UART0 + default 0xfed64000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2 + default 0xfed68000 if DEBUG_RK29_UART2 || DEBUG_RK3X_UART3 + default 0xfec02000 if DEBUG_SOCFPGA_UART + default 0xfec20000 if DEBUG_DAVINCI_DMx_UART0 + default 0xfed0c000 if DEBUG_DAVINCI_DA8XX_UART1 + default 0xfed0d000 if DEBUG_DAVINCI_DA8XX_UART2 + default 0xfed12000 if ARCH_KIRKWOOD + default 0xfedc0000 if ARCH_EP93XX + default 0xfee003f8 if FOOTBRIDGE + default 0xfee08300 if DEBUG_DAVINCI_TNETV107X_UART1 + default 0xfee20000 if DEBUG_NSPIRE_CLASSIC_UART || DEBUG_NSPIRE_CX_UART + default 0xfef36000 if DEBUG_HIGHBANK_UART + default 0xfee82340 if ARCH_IOP13XX + default 0xfef00000 if ARCH_IXP4XX && !CPU_BIG_ENDIAN + default 0xfef00003 if ARCH_IXP4XX && CPU_BIG_ENDIAN + default 0xfefff700 if ARCH_IOP33X + default 0xff003000 if DEBUG_U300_UART + default DEBUG_UART_PHYS if !MMU + depends on DEBUG_LL_UART_8250 || DEBUG_LL_UART_PL01X || \ + DEBUG_UART_8250 || DEBUG_UART_PL01X + +config DEBUG_UART_8250_SHIFT + int "Register offset shift for the 8250 debug UART" + depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250 + default 0 if FOOTBRIDGE || ARCH_IOP32X + default 2 + +config DEBUG_UART_8250_WORD + bool "Use 32-bit accesses for 8250 UART" + depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250 + depends on DEBUG_UART_8250_SHIFT >= 2 + default y if DEBUG_PICOXCELL_UART || DEBUG_SOCFPGA_UART || \ + ARCH_KEYSTONE || \ + DEBUG_DAVINCI_DMx_UART0 || DEBUG_DAVINCI_DA8XX_UART1 || \ + DEBUG_DAVINCI_DA8XX_UART2 || DEBUG_DAVINCI_TNETV107X_UART1 + +config DEBUG_UART_8250_FLOW_CONTROL + bool "Enable flow control for 8250 UART" + depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250 + default y if ARCH_EBSA110 || FOOTBRIDGE || ARCH_GEMINI || ARCH_RPC + config DEBUG_UNCOMPRESS bool - default y if ARCH_MULTIPLATFORM && DEBUG_LL && \ - !DEBUG_OMAP2PLUS_UART && \ - !DEBUG_TEGRA_UART + depends on ARCH_MULTIPLATFORM + default y if DEBUG_LL && !DEBUG_OMAP2PLUS_UART && \ + (!DEBUG_TEGRA_UART || !ZBOOT_ROM) + help + This option influences the normal decompressor output for + multiplatform kernels. Normally, multiplatform kernels disable + decompressor output because it is not possible to know where to + send the decompressor output. + + When this option is set, the selected DEBUG_LL output method + will be re-used for normal decompressor output on multiplatform + kernels. + config UNCOMPRESS_INCLUDE string diff --git a/arch/arm/Makefile b/arch/arm/Makefile index c0ac0f5e5e5c..6fd2ceae305a 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -153,6 +153,7 @@ machine-$(CONFIG_ARCH_DAVINCI) += davinci machine-$(CONFIG_ARCH_DOVE) += dove machine-$(CONFIG_ARCH_EBSA110) += ebsa110 machine-$(CONFIG_ARCH_EP93XX) += ep93xx +machine-$(CONFIG_ARCH_EXYNOS) += exynos machine-$(CONFIG_ARCH_GEMINI) += gemini machine-$(CONFIG_ARCH_HIGHBANK) += highbank machine-$(CONFIG_ARCH_INTEGRATOR) += integrator @@ -160,15 +161,16 @@ machine-$(CONFIG_ARCH_IOP13XX) += iop13xx machine-$(CONFIG_ARCH_IOP32X) += iop32x machine-$(CONFIG_ARCH_IOP33X) += iop33x machine-$(CONFIG_ARCH_IXP4XX) += ixp4xx +machine-$(CONFIG_ARCH_KEYSTONE) += keystone machine-$(CONFIG_ARCH_KIRKWOOD) += kirkwood machine-$(CONFIG_ARCH_KS8695) += ks8695 machine-$(CONFIG_ARCH_LPC32XX) += lpc32xx machine-$(CONFIG_ARCH_MMP) += mmp machine-$(CONFIG_ARCH_MSM) += msm machine-$(CONFIG_ARCH_MV78XX0) += mv78xx0 +machine-$(CONFIG_ARCH_MVEBU) += mvebu machine-$(CONFIG_ARCH_MXC) += imx machine-$(CONFIG_ARCH_MXS) += mxs -machine-$(CONFIG_ARCH_MVEBU) += mvebu machine-$(CONFIG_ARCH_NETX) += netx machine-$(CONFIG_ARCH_NOMADIK) += nomadik machine-$(CONFIG_ARCH_NSPIRE) += nspire @@ -176,7 +178,6 @@ machine-$(CONFIG_ARCH_OMAP1) += omap1 machine-$(CONFIG_ARCH_OMAP2PLUS) += omap2 machine-$(CONFIG_ARCH_ORION5X) += orion5x machine-$(CONFIG_ARCH_PICOXCELL) += picoxcell -machine-$(CONFIG_ARCH_SIRF) += prima2 machine-$(CONFIG_ARCH_PXA) += pxa machine-$(CONFIG_ARCH_REALVIEW) += realview machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip @@ -186,25 +187,24 @@ machine-$(CONFIG_ARCH_S3C64XX) += s3c64xx machine-$(CONFIG_ARCH_S5P64X0) += s5p64x0 machine-$(CONFIG_ARCH_S5PC100) += s5pc100 machine-$(CONFIG_ARCH_S5PV210) += s5pv210 -machine-$(CONFIG_ARCH_EXYNOS) += exynos machine-$(CONFIG_ARCH_SA1100) += sa1100 machine-$(CONFIG_ARCH_SHARK) += shark machine-$(CONFIG_ARCH_SHMOBILE) += shmobile +machine-$(CONFIG_ARCH_SIRF) += prima2 +machine-$(CONFIG_ARCH_SOCFPGA) += socfpga +machine-$(CONFIG_ARCH_STI) += sti +machine-$(CONFIG_ARCH_SUNXI) += sunxi machine-$(CONFIG_ARCH_TEGRA) += tegra machine-$(CONFIG_ARCH_U300) += u300 machine-$(CONFIG_ARCH_U8500) += ux500 machine-$(CONFIG_ARCH_VERSATILE) += versatile machine-$(CONFIG_ARCH_VEXPRESS) += vexpress +machine-$(CONFIG_ARCH_VIRT) += virt machine-$(CONFIG_ARCH_VT8500) += vt8500 machine-$(CONFIG_ARCH_W90X900) += w90x900 +machine-$(CONFIG_ARCH_ZYNQ) += zynq machine-$(CONFIG_FOOTBRIDGE) += footbridge -machine-$(CONFIG_ARCH_SOCFPGA) += socfpga machine-$(CONFIG_PLAT_SPEAR) += spear -machine-$(CONFIG_ARCH_STI) += sti -machine-$(CONFIG_ARCH_VIRT) += virt -machine-$(CONFIG_ARCH_ZYNQ) += zynq -machine-$(CONFIG_ARCH_SUNXI) += sunxi -machine-$(CONFIG_ARCH_KEYSTONE) += keystone # Platform directory name. This list is sorted alphanumerically # by CONFIG_* macro name. diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts index 444b4ede0d60..d318987d44a1 100644 --- a/arch/arm/boot/dts/am335x-bone.dts +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -120,6 +120,35 @@ status = "okay"; }; + musb: usb@47400000 { + status = "okay"; + + control@44e10000 { + status = "okay"; + }; + + usb-phy@47401300 { + status = "okay"; + }; + + usb-phy@47401b00 { + status = "okay"; + }; + + usb@47401000 { + status = "okay"; + }; + + usb@47401800 { + status = "okay"; + dr_mode = "host"; + }; + + dma-controller@07402000 { + status = "okay"; + }; + }; + i2c0: i2c@44e0b000 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins>; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index 3aee1a43782d..e8ec8756e498 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -171,6 +171,35 @@ }; }; + musb: usb@47400000 { + status = "okay"; + + control@44e10000 { + status = "okay"; + }; + + usb-phy@47401300 { + status = "okay"; + }; + + usb-phy@47401b00 { + status = "okay"; + }; + + usb@47401000 { + status = "okay"; + }; + + usb@47401800 { + status = "okay"; + dr_mode = "host"; + }; + + dma-controller@07402000 { + status = "okay"; + }; + }; + i2c1: i2c@4802a000 { pinctrl-names = "default"; pinctrl-0 = <&i2c1_pins>; diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 0c8ad173d2b0..4f339fa91c57 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -14,6 +14,7 @@ /dts-v1/; #include "am33xx.dtsi" +#include <dt-bindings/pwm/pwm.h> / { model = "TI AM335x EVM-SK"; @@ -207,6 +208,22 @@ }; }; + musb: usb@47400000 { + status = "okay"; + + control@44e10000 { + status = "okay"; + }; + + usb-phy@47401300 { + status = "okay"; + }; + + usb@47401000 { + status = "okay"; + }; + }; + epwmss2: epwmss@48304000 { status = "okay"; @@ -298,7 +315,7 @@ backlight { compatible = "pwm-backlight"; - pwms = <&ecap2 0 50000 1>; + pwms = <&ecap2 0 50000 PWM_POLARITY_INVERTED>; brightness-levels = <0 58 61 66 75 90 125 170 255>; default-brightness-level = <8>; }; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 38b446ba1ce1..f9c5da9c7fe1 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -26,6 +26,10 @@ serial5 = &uart5; d_can0 = &dcan0; d_can1 = &dcan1; + usb0 = &usb0; + usb1 = &usb1; + phy0 = &usb0_phy; + phy1 = &usb1_phy; }; cpus { @@ -333,21 +337,132 @@ status = "disabled"; }; - usb@47400000 { - compatible = "ti,musb-am33xx"; - reg = <0x47400000 0x1000 /* usbss */ - 0x47401000 0x800 /* musb instance 0 */ - 0x47401800 0x800>; /* musb instance 1 */ - interrupts = <17 /* usbss */ - 18 /* musb instance 0 */ - 19>; /* musb instance 1 */ - multipoint = <1>; - num-eps = <16>; - ram-bits = <12>; - port0-mode = <3>; - port1-mode = <3>; - power = <250>; + usb: usb@47400000 { + compatible = "ti,am33xx-usb"; + reg = <0x47400000 0x1000>; + ranges; + #address-cells = <1>; + #size-cells = <1>; ti,hwmods = "usb_otg_hs"; + status = "disabled"; + + ctrl_mod: control@44e10000 { + compatible = "ti,am335x-usb-ctrl-module"; + reg = <0x44e10620 0x10 + 0x44e10648 0x4>; + reg-names = "phy_ctrl", "wakeup"; + status = "disabled"; + }; + + usb0_phy: usb-phy@47401300 { + compatible = "ti,am335x-usb-phy"; + reg = <0x47401300 0x100>; + reg-names = "phy"; + status = "disabled"; + ti,ctrl_mod = <&ctrl_mod>; + }; + + usb0: usb@47401000 { + compatible = "ti,musb-am33xx"; + status = "disabled"; + reg = <0x47401400 0x400 + 0x47401000 0x200>; + reg-names = "mc", "control"; + + interrupts = <18>; + interrupt-names = "mc"; + dr_mode = "otg"; + mentor,multipoint = <1>; + mentor,num-eps = <16>; + mentor,ram-bits = <12>; + mentor,power = <500>; + phys = <&usb0_phy>; + + dmas = <&cppi41dma 0 0 &cppi41dma 1 0 + &cppi41dma 2 0 &cppi41dma 3 0 + &cppi41dma 4 0 &cppi41dma 5 0 + &cppi41dma 6 0 &cppi41dma 7 0 + &cppi41dma 8 0 &cppi41dma 9 0 + &cppi41dma 10 0 &cppi41dma 11 0 + &cppi41dma 12 0 &cppi41dma 13 0 + &cppi41dma 14 0 &cppi41dma 0 1 + &cppi41dma 1 1 &cppi41dma 2 1 + &cppi41dma 3 1 &cppi41dma 4 1 + &cppi41dma 5 1 &cppi41dma 6 1 + &cppi41dma 7 1 &cppi41dma 8 1 + &cppi41dma 9 1 &cppi41dma 10 1 + &cppi41dma 11 1 &cppi41dma 12 1 + &cppi41dma 13 1 &cppi41dma 14 1>; + dma-names = + "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7", + "rx8", "rx9", "rx10", "rx11", "rx12", "rx13", + "rx14", "rx15", + "tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7", + "tx8", "tx9", "tx10", "tx11", "tx12", "tx13", + "tx14", "tx15"; + }; + + usb1_phy: usb-phy@47401b00 { + compatible = "ti,am335x-usb-phy"; + reg = <0x47401b00 0x100>; + reg-names = "phy"; + status = "disabled"; + ti,ctrl_mod = <&ctrl_mod>; + }; + + usb1: usb@47401800 { + compatible = "ti,musb-am33xx"; + status = "disabled"; + reg = <0x47401c00 0x400 + 0x47401800 0x200>; + reg-names = "mc", "control"; + interrupts = <19>; + interrupt-names = "mc"; + dr_mode = "otg"; + mentor,multipoint = <1>; + mentor,num-eps = <16>; + mentor,ram-bits = <12>; + mentor,power = <500>; + phys = <&usb1_phy>; + + dmas = <&cppi41dma 15 0 &cppi41dma 16 0 + &cppi41dma 17 0 &cppi41dma 18 0 + &cppi41dma 19 0 &cppi41dma 20 0 + &cppi41dma 21 0 &cppi41dma 22 0 + &cppi41dma 23 0 &cppi41dma 24 0 + &cppi41dma 25 0 &cppi41dma 26 0 + &cppi41dma 27 0 &cppi41dma 28 0 + &cppi41dma 29 0 &cppi41dma 15 1 + &cppi41dma 16 1 &cppi41dma 17 1 + &cppi41dma 18 1 &cppi41dma 19 1 + &cppi41dma 20 1 &cppi41dma 21 1 + &cppi41dma 22 1 &cppi41dma 23 1 + &cppi41dma 24 1 &cppi41dma 25 1 + &cppi41dma 26 1 &cppi41dma 27 1 + &cppi41dma 28 1 &cppi41dma 29 1>; + dma-names = + "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7", + "rx8", "rx9", "rx10", "rx11", "rx12", "rx13", + "rx14", "rx15", + "tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7", + "tx8", "tx9", "tx10", "tx11", "tx12", "tx13", + "tx14", "tx15"; + }; + + cppi41dma: dma-controller@07402000 { + compatible = "ti,am3359-cppi41"; + reg = <0x47400000 0x1000 + 0x47402000 0x1000 + 0x47403000 0x1000 + 0x47404000 0x4000>; + reg-names = "glue", "controller", "scheduler", "queuemgr"; + interrupts = <17>; + interrupt-names = "glue"; + #dma-cells = <2>; + #dma-channels = <30>; + #dma-requests = <256>; + status = "disabled"; + }; }; epwmss0: epwmss@48300000 { diff --git a/arch/arm/boot/dts/at91sam9n12ek.dts b/arch/arm/boot/dts/at91sam9n12ek.dts index d59b70c6a6a0..3d77dbe406f4 100644 --- a/arch/arm/boot/dts/at91sam9n12ek.dts +++ b/arch/arm/boot/dts/at91sam9n12ek.dts @@ -14,11 +14,11 @@ compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9"; chosen { - bootargs = "mem=128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2"; + bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2"; }; memory { - reg = <0x20000000 0x10000000>; + reg = <0x20000000 0x8000000>; }; clocks { diff --git a/arch/arm/boot/dts/at91sam9x5ek.dtsi b/arch/arm/boot/dts/at91sam9x5ek.dtsi index b753855b2058..49e3c45818c2 100644 --- a/arch/arm/boot/dts/at91sam9x5ek.dtsi +++ b/arch/arm/boot/dts/at91sam9x5ek.dtsi @@ -94,8 +94,9 @@ usb0: ohci@00600000 { status = "okay"; - num-ports = <2>; - atmel,vbus-gpio = <&pioD 19 GPIO_ACTIVE_LOW + num-ports = <3>; + atmel,vbus-gpio = <0 /* &pioD 18 GPIO_ACTIVE_LOW *//* Activate to have access to port A */ + &pioD 19 GPIO_ACTIVE_LOW &pioD 20 GPIO_ACTIVE_LOW >; }; diff --git a/arch/arm/boot/dts/atlas6.dtsi b/arch/arm/boot/dts/atlas6.dtsi index 9866cd736dee..8678e0c11119 100644 --- a/arch/arm/boot/dts/atlas6.dtsi +++ b/arch/arm/boot/dts/atlas6.dtsi @@ -329,6 +329,12 @@ sirf,function = "uart0"; }; }; + uart0_noflow_pins_a: uart0@1 { + uart { + sirf,pins = "uart0_nostreamctrlgrp"; + sirf,function = "uart0_nostreamctrl"; + }; + }; uart1_pins_a: uart1@0 { uart { sirf,pins = "uart1grp"; @@ -485,6 +491,12 @@ sirf,function = "usp0"; }; }; + usp0_uart_nostreamctrl_pins_a: usp0@1 { + usp0 { + sirf,pins = "usp0_uart_nostreamctrl_grp"; + sirf,function = "usp0_uart_nostreamctrl"; + }; + }; usp1_pins_a: usp1@0 { usp1 { sirf,pins = "usp1grp"; @@ -515,16 +527,16 @@ sirf,function = "pulse_count"; }; }; - cko0_rst_pins_a: cko0_rst@0 { - cko0_rst { - sirf,pins = "cko0_rstgrp"; - sirf,function = "cko0_rst"; + cko0_pins_a: cko0@0 { + cko0 { + sirf,pins = "cko0grp"; + sirf,function = "cko0"; }; }; - cko1_rst_pins_a: cko1_rst@0 { - cko1_rst { - sirf,pins = "cko1_rstgrp"; - sirf,function = "cko1_rst"; + cko1_pins_a: cko1@0 { + cko1 { + sirf,pins = "cko1grp"; + sirf,function = "cko1"; }; }; }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index ef57277fc38f..376090f07231 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -405,7 +405,7 @@ }; i2s0: i2s@03830000 { - compatible = "samsung,i2s-v5"; + compatible = "samsung,s5pv210-i2s"; reg = <0x03830000 0x100>; dmas = <&pdma0 10 &pdma0 9 @@ -415,16 +415,13 @@ <&clock_audss EXYNOS_I2S_BUS>, <&clock_audss EXYNOS_SCLK_I2S>; clock-names = "iis", "i2s_opclk0", "i2s_opclk1"; - samsung,supports-6ch; - samsung,supports-rstclr; - samsung,supports-secdai; samsung,idma-addr = <0x03000000>; pinctrl-names = "default"; pinctrl-0 = <&i2s0_bus>; }; i2s1: i2s@12D60000 { - compatible = "samsung,i2s-v5"; + compatible = "samsung,s3c6410-i2s"; reg = <0x12D60000 0x100>; dmas = <&pdma1 12 &pdma1 11>; @@ -436,7 +433,7 @@ }; i2s2: i2s@12D70000 { - compatible = "samsung,i2s-v5"; + compatible = "samsung,s3c6410-i2s"; reg = <0x12D70000 0x100>; dmas = <&pdma0 12 &pdma0 11>; diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi index ff7f5d855845..586134e2a382 100644 --- a/arch/arm/boot/dts/exynos5440.dtsi +++ b/arch/arm/boot/dts/exynos5440.dtsi @@ -248,6 +248,7 @@ #interrupt-cells = <1>; interrupt-map-mask = <0 0 0 0>; interrupt-map = <0x0 0 &gic 53>; + num-lanes = <4>; }; pcie@2a0000 { @@ -267,5 +268,6 @@ #interrupt-cells = <1>; interrupt-map-mask = <0 0 0 0>; interrupt-map = <0x0 0 &gic 56>; + num-lanes = <4>; }; }; diff --git a/arch/arm/boot/dts/imx28-apx4devkit.dts b/arch/arm/boot/dts/imx28-apx4devkit.dts index 43bf3c796cba..0e7fed47bd8d 100644 --- a/arch/arm/boot/dts/imx28-apx4devkit.dts +++ b/arch/arm/boot/dts/imx28-apx4devkit.dts @@ -147,7 +147,7 @@ reg = <0x0a>; VDDA-supply = <®_3p3v>; VDDIO-supply = <®_3p3v>; - + clocks = <&saif0>; }; pcf8563: rtc@51 { diff --git a/arch/arm/boot/dts/imx28-evk.dts b/arch/arm/boot/dts/imx28-evk.dts index 1f0d38d7b16f..15715d921d14 100644 --- a/arch/arm/boot/dts/imx28-evk.dts +++ b/arch/arm/boot/dts/imx28-evk.dts @@ -195,7 +195,7 @@ reg = <0x0a>; VDDA-supply = <®_3p3v>; VDDIO-supply = <®_3p3v>; - + clocks = <&saif0>; }; at24@51 { @@ -220,6 +220,7 @@ auart0: serial@8006a000 { pinctrl-names = "default"; pinctrl-0 = <&auart0_pins_a>; + fsl,uart-has-rtscts; status = "okay"; }; diff --git a/arch/arm/boot/dts/imx28-m28evk.dts b/arch/arm/boot/dts/imx28-m28evk.dts index 880df2f13be8..44d9da57736e 100644 --- a/arch/arm/boot/dts/imx28-m28evk.dts +++ b/arch/arm/boot/dts/imx28-m28evk.dts @@ -184,7 +184,7 @@ reg = <0x0a>; VDDA-supply = <®_3p3v>; VDDIO-supply = <®_3p3v>; - + clocks = <&saif0>; }; eeprom: eeprom@51 { diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi index 6a8acb01b1d3..9524a0571281 100644 --- a/arch/arm/boot/dts/imx28.dtsi +++ b/arch/arm/boot/dts/imx28.dtsi @@ -837,6 +837,7 @@ compatible = "fsl,imx28-saif"; reg = <0x80042000 0x2000>; interrupts = <59 80>; + #clock-cells = <0>; clocks = <&clks 53>; dmas = <&dma_apbx 4>; dma-names = "rx-tx"; diff --git a/arch/arm/boot/dts/imx51-babbage.dts b/arch/arm/boot/dts/imx51-babbage.dts index 6dd9486c755b..ad3471ca17c7 100644 --- a/arch/arm/boot/dts/imx51-babbage.dts +++ b/arch/arm/boot/dts/imx51-babbage.dts @@ -61,6 +61,16 @@ mux-int-port = <2>; mux-ext-port = <3>; }; + + clocks { + clk_26M: codec_clock { + compatible = "fixed-clock"; + reg=<0>; + #clock-cells = <0>; + clock-frequency = <26000000>; + gpios = <&gpio4 26 1>; + }; + }; }; &esdhc1 { @@ -229,6 +239,7 @@ MX51_PAD_EIM_A27__GPIO2_21 0x5 MX51_PAD_CSPI1_SS0__GPIO4_24 0x85 MX51_PAD_CSPI1_SS1__GPIO4_25 0x85 + MX51_PAD_CSPI1_RDY__GPIO4_26 0x80000000 >; }; }; @@ -255,7 +266,7 @@ sgtl5000: codec@0a { compatible = "fsl,sgtl5000"; reg = <0x0a>; - clock-frequency = <26000000>; + clocks = <&clk_26M>; VDDA-supply = <&vdig_reg>; VDDIO-supply = <&vvideo_reg>; }; diff --git a/arch/arm/boot/dts/imx53-mba53.dts b/arch/arm/boot/dts/imx53-mba53.dts index aaa33bc99f78..a63090267941 100644 --- a/arch/arm/boot/dts/imx53-mba53.dts +++ b/arch/arm/boot/dts/imx53-mba53.dts @@ -27,7 +27,7 @@ backlight { compatible = "pwm-backlight"; - pwms = <&pwm2 0 50000 0 0>; + pwms = <&pwm2 0 50000>; brightness-levels = <0 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84 88 92 96 100>; default-brightness-level = <10>; enable-gpios = <&gpio7 7 0>; diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi index 3895fbba8fce..569aa9f2c4ed 100644 --- a/arch/arm/boot/dts/imx53.dtsi +++ b/arch/arm/boot/dts/imx53.dtsi @@ -725,15 +725,15 @@ uart1 { pinctrl_uart1_1: uart1grp-1 { fsl,pins = < - MX53_PAD_CSI0_DAT10__UART1_TXD_MUX 0x1c5 - MX53_PAD_CSI0_DAT11__UART1_RXD_MUX 0x1c5 + MX53_PAD_CSI0_DAT10__UART1_TXD_MUX 0x1e4 + MX53_PAD_CSI0_DAT11__UART1_RXD_MUX 0x1e4 >; }; pinctrl_uart1_2: uart1grp-2 { fsl,pins = < - MX53_PAD_PATA_DIOW__UART1_TXD_MUX 0x1c5 - MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1c5 + MX53_PAD_PATA_DIOW__UART1_TXD_MUX 0x1e4 + MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1e4 >; }; @@ -748,8 +748,8 @@ uart2 { pinctrl_uart2_1: uart2grp-1 { fsl,pins = < - MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX 0x1c5 - MX53_PAD_PATA_DMARQ__UART2_TXD_MUX 0x1c5 + MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX 0x1e4 + MX53_PAD_PATA_DMARQ__UART2_TXD_MUX 0x1e4 >; }; @@ -766,17 +766,17 @@ uart3 { pinctrl_uart3_1: uart3grp-1 { fsl,pins = < - MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1c5 - MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1c5 - MX53_PAD_PATA_DA_1__UART3_CTS 0x1c5 - MX53_PAD_PATA_DA_2__UART3_RTS 0x1c5 + MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1e4 + MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1e4 + MX53_PAD_PATA_DA_1__UART3_CTS 0x1e4 + MX53_PAD_PATA_DA_2__UART3_RTS 0x1e4 >; }; pinctrl_uart3_2: uart3grp-2 { fsl,pins = < - MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1c5 - MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1c5 + MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1e4 + MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1e4 >; }; @@ -785,8 +785,8 @@ uart4 { pinctrl_uart4_1: uart4grp-1 { fsl,pins = < - MX53_PAD_KEY_COL0__UART4_TXD_MUX 0x1c5 - MX53_PAD_KEY_ROW0__UART4_RXD_MUX 0x1c5 + MX53_PAD_KEY_COL0__UART4_TXD_MUX 0x1e4 + MX53_PAD_KEY_ROW0__UART4_RXD_MUX 0x1e4 >; }; }; @@ -794,8 +794,8 @@ uart5 { pinctrl_uart5_1: uart5grp-1 { fsl,pins = < - MX53_PAD_KEY_COL1__UART5_TXD_MUX 0x1c5 - MX53_PAD_KEY_ROW1__UART5_RXD_MUX 0x1c5 + MX53_PAD_KEY_COL1__UART5_TXD_MUX 0x1e4 + MX53_PAD_KEY_ROW1__UART5_RXD_MUX 0x1e4 >; }; }; diff --git a/arch/arm/boot/dts/msm8660-surf.dts b/arch/arm/boot/dts/msm8660-surf.dts index cdc010e0f93e..386d42870215 100644 --- a/arch/arm/boot/dts/msm8660-surf.dts +++ b/arch/arm/boot/dts/msm8660-surf.dts @@ -38,7 +38,7 @@ }; serial@19c40000 { - compatible = "qcom,msm-hsuart", "qcom,msm-uart"; + compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm"; reg = <0x19c40000 0x1000>, <0x19c00000 0x1000>; interrupts = <0 195 0x0>; diff --git a/arch/arm/boot/dts/msm8960-cdp.dts b/arch/arm/boot/dts/msm8960-cdp.dts index db2060c46540..93e9f7e0b7ad 100644 --- a/arch/arm/boot/dts/msm8960-cdp.dts +++ b/arch/arm/boot/dts/msm8960-cdp.dts @@ -26,7 +26,7 @@ cpu-offset = <0x80000>; }; - msmgpio: gpio@fd510000 { + msmgpio: gpio@800000 { compatible = "qcom,msm-gpio"; gpio-controller; #gpio-cells = <2>; @@ -34,11 +34,11 @@ interrupts = <0 32 0x4>; interrupt-controller; #interrupt-cells = <2>; - reg = <0xfd510000 0x4000>; + reg = <0x800000 0x4000>; }; serial@16440000 { - compatible = "qcom,msm-hsuart", "qcom,msm-uart"; + compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm"; reg = <0x16440000 0x1000>, <0x16400000 0x1000>; interrupts = <0 154 0x0>; diff --git a/arch/arm/boot/dts/omap5-uevm.dts b/arch/arm/boot/dts/omap5-uevm.dts index 08b72678abff..65d7b601651c 100644 --- a/arch/arm/boot/dts/omap5-uevm.dts +++ b/arch/arm/boot/dts/omap5-uevm.dts @@ -235,7 +235,7 @@ }; &mmc1 { - vmmc-supply = <&vmmcsd_fixed>; + vmmc-supply = <&ldo9_reg>; bus-width = <4>; }; @@ -282,6 +282,7 @@ regulators { smps123_reg: smps123 { + /* VDD_OPP_MPU */ regulator-name = "smps123"; regulator-min-microvolt = < 600000>; regulator-max-microvolt = <1500000>; @@ -290,6 +291,7 @@ }; smps45_reg: smps45 { + /* VDD_OPP_MM */ regulator-name = "smps45"; regulator-min-microvolt = < 600000>; regulator-max-microvolt = <1310000>; @@ -298,6 +300,7 @@ }; smps6_reg: smps6 { + /* VDD_DDR3 - over VDD_SMPS6 */ regulator-name = "smps6"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; @@ -306,6 +309,7 @@ }; smps7_reg: smps7 { + /* VDDS_1v8_OMAP over VDDS_1v8_MAIN */ regulator-name = "smps7"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; @@ -314,6 +318,7 @@ }; smps8_reg: smps8 { + /* VDD_OPP_CORE */ regulator-name = "smps8"; regulator-min-microvolt = < 600000>; regulator-max-microvolt = <1310000>; @@ -322,15 +327,15 @@ }; smps9_reg: smps9 { + /* VDDA_2v1_AUD over VDD_2v1 */ regulator-name = "smps9"; regulator-min-microvolt = <2100000>; regulator-max-microvolt = <2100000>; - regulator-always-on; - regulator-boot-on; ti,smps-range = <0x80>; }; smps10_reg: smps10 { + /* VBUS_5V_OTG */ regulator-name = "smps10"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; @@ -339,38 +344,40 @@ }; ldo1_reg: ldo1 { + /* VDDAPHY_CAM: vdda_csiport */ regulator-name = "ldo1"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - regulator-always-on; - regulator-boot-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1800000>; }; ldo2_reg: ldo2 { + /* VCC_2V8_DISP: Does not go anywhere */ regulator-name = "ldo2"; - regulator-min-microvolt = <2900000>; - regulator-max-microvolt = <2900000>; - regulator-always-on; - regulator-boot-on; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + /* Unused */ + status = "disabled"; }; ldo3_reg: ldo3 { + /* VDDAPHY_MDM: vdda_lli */ regulator-name = "ldo3"; - regulator-min-microvolt = <3000000>; - regulator-max-microvolt = <3000000>; - regulator-always-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; regulator-boot-on; + /* Only if Modem is used */ + status = "disabled"; }; ldo4_reg: ldo4 { + /* VDDAPHY_DISP: vdda_dsiport/hdmi */ regulator-name = "ldo4"; - regulator-min-microvolt = <2200000>; - regulator-max-microvolt = <2200000>; - regulator-always-on; - regulator-boot-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1800000>; }; ldo5_reg: ldo5 { + /* VDDA_1V8_PHY: usb/sata/hdmi.. */ regulator-name = "ldo5"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; @@ -379,38 +386,43 @@ }; ldo6_reg: ldo6 { + /* VDDS_1V2_WKUP: hsic/ldo_emu_wkup */ regulator-name = "ldo6"; - regulator-min-microvolt = <1500000>; - regulator-max-microvolt = <1500000>; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; regulator-always-on; regulator-boot-on; }; ldo7_reg: ldo7 { + /* VDD_VPP: vpp1 */ regulator-name = "ldo7"; - regulator-min-microvolt = <1500000>; - regulator-max-microvolt = <1500000>; - regulator-always-on; - regulator-boot-on; + regulator-min-microvolt = <2000000>; + regulator-max-microvolt = <2000000>; + /* Only for efuse reprograming! */ + status = "disabled"; }; ldo8_reg: ldo8 { + /* VDD_3v0: Does not go anywhere */ regulator-name = "ldo8"; - regulator-min-microvolt = <1500000>; - regulator-max-microvolt = <1500000>; - regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; regulator-boot-on; + /* Unused */ + status = "disabled"; }; ldo9_reg: ldo9 { + /* VCC_DV_SDIO: vdds_sdcard */ regulator-name = "ldo9"; regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; + regulator-max-microvolt = <3000000>; regulator-boot-on; }; ldoln_reg: ldoln { + /* VDDA_1v8_REF: vdds_osc/mm_l4per.. */ regulator-name = "ldoln"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; @@ -419,12 +431,20 @@ }; ldousb_reg: ldousb { + /* VDDA_3V_USB: VDDA_USBHS33 */ regulator-name = "ldousb"; regulator-min-microvolt = <3250000>; regulator-max-microvolt = <3250000>; regulator-always-on; regulator-boot-on; }; + + regen3_reg: regen3 { + /* REGEN3 controls LDO9 supply to card */ + regulator-name = "regen3"; + regulator-always-on; + regulator-boot-on; + }; }; }; }; diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi index e643620417a9..07be2cd7b318 100644 --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -644,7 +644,7 @@ utmi-mode = <2>; ranges; dwc3@4a030000 { - compatible = "synopsys,dwc3"; + compatible = "snps,dwc3"; reg = <0x4a030000 0x1000>; interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>; usb-phy = <&usb2_phy>, <&usb3_phy>; diff --git a/arch/arm/boot/dts/prima2.dtsi b/arch/arm/boot/dts/prima2.dtsi index 05e9489cf95c..bbeb623fc2c6 100644 --- a/arch/arm/boot/dts/prima2.dtsi +++ b/arch/arm/boot/dts/prima2.dtsi @@ -515,16 +515,16 @@ sirf,function = "pulse_count"; }; }; - cko0_rst_pins_a: cko0_rst@0 { - cko0_rst { - sirf,pins = "cko0_rstgrp"; - sirf,function = "cko0_rst"; + cko0_pins_a: cko0@0 { + cko0 { + sirf,pins = "cko0grp"; + sirf,function = "cko0"; }; }; - cko1_rst_pins_a: cko1_rst@0 { - cko1_rst { - sirf,pins = "cko1_rstgrp"; - sirf,function = "cko1_rst"; + cko1_pins_a: cko1@0 { + cko1 { + sirf,pins = "cko1grp"; + sirf,function = "cko1"; }; }; }; diff --git a/arch/arm/boot/dts/sama5d3xmb.dtsi b/arch/arm/boot/dts/sama5d3xmb.dtsi index 8a9e05d8a4b8..dba739b6ef36 100644 --- a/arch/arm/boot/dts/sama5d3xmb.dtsi +++ b/arch/arm/boot/dts/sama5d3xmb.dtsi @@ -81,6 +81,14 @@ macb1: ethernet@f802c000 { phy-mode = "rmii"; + + #address-cells = <1>; + #size-cells = <0>; + phy0: ethernet-phy@1 { + interrupt-parent = <&pioE>; + interrupts = <30 IRQ_TYPE_EDGE_FALLING>; + reg = <1>; + }; }; pinctrl@fffff200 { diff --git a/arch/arm/boot/dts/stih416-pinctrl.dtsi b/arch/arm/boot/dts/stih416-pinctrl.dtsi index 957b21a71b4b..0f246c979262 100644 --- a/arch/arm/boot/dts/stih416-pinctrl.dtsi +++ b/arch/arm/boot/dts/stih416-pinctrl.dtsi @@ -166,6 +166,15 @@ reg = <0x9000 0x100>; st,bank-name = "PIO31"; }; + + serial2-oe { + pinctrl_serial2_oe: serial2-1 { + st,pins { + output-enable = <&PIO11 3 ALT2 OUT>; + }; + }; + }; + }; pin-controller-rear { @@ -218,7 +227,6 @@ st,pins { tx = <&PIO17 4 ALT2 OUT>; rx = <&PIO17 5 ALT2 IN>; - output-enable = <&PIO11 3 ALT2 OUT>; }; }; }; diff --git a/arch/arm/boot/dts/stih416.dtsi b/arch/arm/boot/dts/stih416.dtsi index 3cecd9689a49..1a0326ea7d07 100644 --- a/arch/arm/boot/dts/stih416.dtsi +++ b/arch/arm/boot/dts/stih416.dtsi @@ -79,7 +79,7 @@ interrupts = <0 197 0>; clocks = <&CLK_S_ICN_REG_0>; pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_serial2>; + pinctrl-0 = <&pinctrl_serial2 &pinctrl_serial2_oe>; }; /* SBC_UART1 */ diff --git a/arch/arm/boot/dts/stih41x.dtsi b/arch/arm/boot/dts/stih41x.dtsi index 7321403cab8a..f5b9898d9c6e 100644 --- a/arch/arm/boot/dts/stih41x.dtsi +++ b/arch/arm/boot/dts/stih41x.dtsi @@ -6,10 +6,12 @@ #address-cells = <1>; #size-cells = <0>; cpu@0 { + device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <0>; }; cpu@1 { + device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <1>; }; diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi b/arch/arm/boot/dts/tegra20-colibri-512.dtsi index 2fcb3f2ca160..5592be6f2f7a 100644 --- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi +++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi @@ -457,6 +457,7 @@ }; usb-phy@c5004000 { + status = "okay"; nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_LOW>; }; diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index 365760b33a26..c8242533268f 100644 --- a/arch/arm/boot/dts/tegra20-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -566,7 +566,6 @@ usb@c5000000 { status = "okay"; - nvidia,vbus-gpio = <&gpio TEGRA_GPIO(D, 0) GPIO_ACTIVE_HIGH>; dr_mode = "otg"; }; @@ -830,6 +829,8 @@ regulator-max-microvolt = <5000000>; enable-active-high; gpio = <&gpio 24 0>; /* PD0 */ + regulator-always-on; + regulator-boot-on; }; }; diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts index ed4b901b0227..1e9d33adb925 100644 --- a/arch/arm/boot/dts/tegra20-trimslice.dts +++ b/arch/arm/boot/dts/tegra20-trimslice.dts @@ -312,7 +312,6 @@ usb@c5000000 { status = "okay"; - nvidia,vbus-gpio = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>; }; usb-phy@c5000000 { @@ -412,6 +411,8 @@ regulator-max-microvolt = <5000000>; enable-active-high; gpio = <&gpio 170 0>; /* PV2 */ + regulator-always-on; + regulator-boot-on; }; }; diff --git a/arch/arm/boot/dts/tegra20-whistler.dts b/arch/arm/boot/dts/tegra20-whistler.dts index ab67c94db280..c703197dca6e 100644 --- a/arch/arm/boot/dts/tegra20-whistler.dts +++ b/arch/arm/boot/dts/tegra20-whistler.dts @@ -509,7 +509,6 @@ usb@c5000000 { status = "okay"; - nvidia,vbus-gpio = <&tca6416 0 GPIO_ACTIVE_HIGH>; }; usb-phy@c5000000 { @@ -519,7 +518,6 @@ usb@c5008000 { status = "okay"; - nvidia,vbus-gpio = <&tca6416 1 GPIO_ACTIVE_HIGH>; }; usb-phy@c5008000 { @@ -588,6 +586,8 @@ regulator-max-microvolt = <5000000>; enable-active-high; gpio = <&tca6416 0 0>; /* GPIO_PMU0 */ + regulator-always-on; + regulator-boot-on; }; vbus3_reg: regulator@3 { @@ -598,6 +598,8 @@ regulator-max-microvolt = <5000000>; enable-active-high; gpio = <&tca6416 1 0>; /* GPIO_PMU1 */ + regulator-always-on; + regulator-boot-on; }; }; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 9653fd8288d2..e4570834512e 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -477,13 +477,13 @@ <&tegra_car TEGRA20_CLK_USBD>; clock-names = "reg", "pll_u", "timer", "utmi-pads"; nvidia,has-legacy-mode; - hssync_start_delay = <9>; - idle_wait_delay = <17>; - elastic_limit = <16>; - term_range_adj = <6>; - xcvr_setup = <9>; - xcvr_lsfslew = <1>; - xcvr_lsrslew = <1>; + nvidia,hssync-start-delay = <9>; + nvidia,idle-wait-delay = <17>; + nvidia,elastic-limit = <16>; + nvidia,term-range-adj = <6>; + nvidia,xcvr-setup = <9>; + nvidia,xcvr-lsfslew = <1>; + nvidia,xcvr-lsrslew = <1>; status = "disabled"; }; @@ -527,13 +527,13 @@ <&tegra_car TEGRA20_CLK_CLK_M>, <&tegra_car TEGRA20_CLK_USBD>; clock-names = "reg", "pll_u", "timer", "utmi-pads"; - hssync_start_delay = <9>; - idle_wait_delay = <17>; - elastic_limit = <16>; - term_range_adj = <6>; - xcvr_setup = <9>; - xcvr_lsfslew = <2>; - xcvr_lsrslew = <2>; + nvidia,hssync-start-delay = <9>; + nvidia,idle-wait-delay = <17>; + nvidia,elastic-limit = <16>; + nvidia,term-range-adj = <6>; + nvidia,xcvr-setup = <9>; + nvidia,xcvr-lsfslew = <2>; + nvidia,xcvr-lsrslew = <2>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/twl4030.dtsi b/arch/arm/boot/dts/twl4030.dtsi index b3034da00a37..ae6a17aed9ee 100644 --- a/arch/arm/boot/dts/twl4030.dtsi +++ b/arch/arm/boot/dts/twl4030.dtsi @@ -47,6 +47,12 @@ regulator-max-microvolt = <3150000>; }; + vmmc2: regulator-vmmc2 { + compatible = "ti,twl4030-vmmc2"; + regulator-min-microvolt = <1850000>; + regulator-max-microvolt = <3150000>; + }; + vusb1v5: regulator-vusb1v5 { compatible = "ti,twl4030-vusb1v5"; }; diff --git a/arch/arm/boot/dts/vf610.dtsi b/arch/arm/boot/dts/vf610.dtsi index e1eb7dadda80..67d929cf9804 100644 --- a/arch/arm/boot/dts/vf610.dtsi +++ b/arch/arm/boot/dts/vf610.dtsi @@ -442,8 +442,8 @@ compatible = "fsl,mvf600-fec"; reg = <0x400d0000 0x1000>; interrupts = <0 78 0x04>; - clocks = <&clks VF610_CLK_ENET>, - <&clks VF610_CLK_ENET>, + clocks = <&clks VF610_CLK_ENET0>, + <&clks VF610_CLK_ENET0>, <&clks VF610_CLK_ENET>; clock-names = "ipg", "ahb", "ptp"; status = "disabled"; @@ -453,8 +453,8 @@ compatible = "fsl,mvf600-fec"; reg = <0x400d1000 0x1000>; interrupts = <0 79 0x04>; - clocks = <&clks VF610_CLK_ENET>, - <&clks VF610_CLK_ENET>, + clocks = <&clks VF610_CLK_ENET1>, + <&clks VF610_CLK_ENET1>, <&clks VF610_CLK_ENET>; clock-names = "ipg", "ahb", "ptp"; status = "disabled"; diff --git a/arch/arm/boot/dts/wm8850-w70v2.dts b/arch/arm/boot/dts/wm8850-w70v2.dts index 90e913fb64be..7a563d2523b0 100644 --- a/arch/arm/boot/dts/wm8850-w70v2.dts +++ b/arch/arm/boot/dts/wm8850-w70v2.dts @@ -11,13 +11,14 @@ /dts-v1/; /include/ "wm8850.dtsi" +#include <dt-bindings/pwm/pwm.h> / { model = "Wondermedia WM8850-W70v2 Tablet"; backlight { compatible = "pwm-backlight"; - pwms = <&pwm 0 50000 1>; /* duty inverted */ + pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>; brightness-levels = <0 40 60 80 100 130 190 255>; default-brightness-level = <5>; diff --git a/arch/arm/common/edma.c b/arch/arm/common/edma.c index a432e6c1dac1..39ad030ac0c7 100644 --- a/arch/arm/common/edma.c +++ b/arch/arm/common/edma.c @@ -26,7 +26,6 @@ #include <linux/io.h> #include <linux/slab.h> #include <linux/edma.h> -#include <linux/err.h> #include <linux/of_address.h> #include <linux/of_device.h> #include <linux/of_dma.h> diff --git a/arch/arm/common/mcpm_head.S b/arch/arm/common/mcpm_head.S index 80f033614a1f..39c96df3477a 100644 --- a/arch/arm/common/mcpm_head.S +++ b/arch/arm/common/mcpm_head.S @@ -151,7 +151,7 @@ mcpm_setup_leave: mov r0, #INBOUND_NOT_COMING_UP strb r0, [r8, #MCPM_SYNC_CLUSTER_INBOUND] - dsb + dsb st sev mov r0, r11 diff --git a/arch/arm/common/mcpm_platsmp.c b/arch/arm/common/mcpm_platsmp.c index 510e5b13aa2e..1bc34c7567fd 100644 --- a/arch/arm/common/mcpm_platsmp.c +++ b/arch/arm/common/mcpm_platsmp.c @@ -19,7 +19,7 @@ #include <asm/smp.h> #include <asm/smp_plat.h> -static int __cpuinit mcpm_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int mcpm_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned int mpidr, pcpu, pcluster, ret; extern void secondary_startup(void); @@ -40,7 +40,7 @@ static int __cpuinit mcpm_boot_secondary(unsigned int cpu, struct task_struct *i return 0; } -static void __cpuinit mcpm_secondary_init(unsigned int cpu) +static void mcpm_secondary_init(unsigned int cpu) { mcpm_cpu_powered_up(); } diff --git a/arch/arm/common/vlock.S b/arch/arm/common/vlock.S index ff198583f683..8b7df283fedf 100644 --- a/arch/arm/common/vlock.S +++ b/arch/arm/common/vlock.S @@ -42,7 +42,7 @@ dmb mov \rscratch, #0 strb \rscratch, [\rbase, \rcpu] - dsb + dsb st sev .endm @@ -102,7 +102,7 @@ ENTRY(vlock_unlock) dmb mov r1, #VLOCK_OWNER_NONE strb r1, [r0, #VLOCK_OWNER_OFFSET] - dsb + dsb st sev bx lr ENDPROC(vlock_unlock) diff --git a/arch/arm/configs/bockw_defconfig b/arch/arm/configs/bockw_defconfig index 845f5cdf62b5..e7e94948d194 100644 --- a/arch/arm/configs/bockw_defconfig +++ b/arch/arm/configs/bockw_defconfig @@ -82,6 +82,13 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HWMON is not set CONFIG_I2C=y CONFIG_I2C_RCAR=y +CONFIG_MEDIA_SUPPORT=y +CONFIG_MEDIA_CAMERA_SUPPORT=y +CONFIG_V4L_PLATFORM_DRIVERS=y +CONFIG_SOC_CAMERA=y +CONFIG_VIDEO_RCAR_VIN=y +# CONFIG_MEDIA_SUBDRV_AUTOSELECT is not set +CONFIG_VIDEO_ML86V7667=y CONFIG_SPI=y CONFIG_SPI_SH_HSPI=y CONFIG_USB=y diff --git a/arch/arm/configs/da8xx_omapl_defconfig b/arch/arm/configs/da8xx_omapl_defconfig index 7c868139bdb0..1571bea48bed 100644 --- a/arch/arm/configs/da8xx_omapl_defconfig +++ b/arch/arm/configs/da8xx_omapl_defconfig @@ -102,6 +102,8 @@ CONFIG_SND_SOC=m CONFIG_SND_DAVINCI_SOC=m # CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set +CONFIG_DMADEVICES=y +CONFIG_TI_EDMA=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y CONFIG_XFS_FS=m diff --git a/arch/arm/configs/davinci_all_defconfig b/arch/arm/configs/davinci_all_defconfig index c86fd75e181a..ab2f7378352c 100644 --- a/arch/arm/configs/davinci_all_defconfig +++ b/arch/arm/configs/davinci_all_defconfig @@ -162,6 +162,8 @@ CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_TIMER=m CONFIG_LEDS_TRIGGER_HEARTBEAT=m CONFIG_RTC_CLASS=y +CONFIG_DMADEVICES=y +CONFIG_TI_EDMA=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y CONFIG_XFS_FS=m diff --git a/arch/arm/configs/keystone_defconfig b/arch/arm/configs/keystone_defconfig index 62e968cac9dc..1f36b823905f 100644 --- a/arch/arm/configs/keystone_defconfig +++ b/arch/arm/configs/keystone_defconfig @@ -104,6 +104,7 @@ CONFIG_IP_SCTP=y CONFIG_VLAN_8021Q=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_CMA=y +CONFIG_DMA_CMA=y CONFIG_MTD=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_BLOCK=y diff --git a/arch/arm/configs/marzen_defconfig b/arch/arm/configs/marzen_defconfig index 494e70aeb9e1..c50e52be4463 100644 --- a/arch/arm/configs/marzen_defconfig +++ b/arch/arm/configs/marzen_defconfig @@ -84,6 +84,13 @@ CONFIG_GPIO_RCAR=y CONFIG_THERMAL=y CONFIG_RCAR_THERMAL=y CONFIG_SSB=y +CONFIG_MEDIA_SUPPORT=y +CONFIG_MEDIA_CAMERA_SUPPORT=y +CONFIG_V4L_PLATFORM_DRIVERS=y +CONFIG_SOC_CAMERA=y +CONFIG_VIDEO_RCAR_VIN=y +# CONFIG_MEDIA_SUBDRV_AUTOSELECT is not set +CONFIG_VIDEO_ADV7180=y CONFIG_USB=y CONFIG_USB_RCAR_PHY=y CONFIG_MMC=y diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig index fe0bdc361d2c..6e572c64cf5a 100644 --- a/arch/arm/configs/multi_v7_defconfig +++ b/arch/arm/configs/multi_v7_defconfig @@ -53,6 +53,7 @@ CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y +CONFIG_OMAP_OCP2SCP=y CONFIG_BLK_DEV_SD=y CONFIG_ATA=y CONFIG_SATA_AHCI_PLATFORM=y @@ -61,6 +62,7 @@ CONFIG_SATA_MV=y CONFIG_NETDEVICES=y CONFIG_SUN4I_EMAC=y CONFIG_NET_CALXEDA_XGMAC=y +CONFIG_KS8851=y CONFIG_SMSC911X=y CONFIG_STMMAC_ETH=y CONFIG_MDIO_SUN4I=y @@ -89,6 +91,7 @@ CONFIG_I2C_DESIGNWARE_PLATFORM=y CONFIG_I2C_SIRF=y CONFIG_I2C_TEGRA=y CONFIG_SPI=y +CONFIG_SPI_OMAP24XX=y CONFIG_SPI_PL022=y CONFIG_SPI_SIRF=y CONFIG_SPI_TEGRA114=y @@ -111,11 +114,12 @@ CONFIG_FB_SIMPLE=y CONFIG_USB=y CONFIG_USB_XHCI_HCD=y CONFIG_USB_EHCI_HCD=y -CONFIG_USB_EHCI_MXC=y CONFIG_USB_EHCI_TEGRA=y CONFIG_USB_EHCI_HCD_PLATFORM=y CONFIG_USB_ISP1760_HCD=y CONFIG_USB_STORAGE=y +CONFIG_USB_CHIPIDEA=y +CONFIG_USB_CHIPIDEA_HOST=y CONFIG_AB8500_USB=y CONFIG_NOP_USB_XCEIV=y CONFIG_OMAP_USB2=y diff --git a/arch/arm/configs/nhk8815_defconfig b/arch/arm/configs/nhk8815_defconfig index 35f8cf299fa2..263ae3869e32 100644 --- a/arch/arm/configs/nhk8815_defconfig +++ b/arch/arm/configs/nhk8815_defconfig @@ -1,6 +1,8 @@ # CONFIG_LOCALVERSION_AUTO is not set # CONFIG_SWAP is not set CONFIG_SYSVIPC=y +CONFIG_NO_HZ_IDLE=y +CONFIG_HIGH_RES_TIMERS=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 @@ -48,7 +50,6 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y CONFIG_MTD_TESTS=m CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_NAND_ECC_SMC=y CONFIG_MTD_NAND=y @@ -94,8 +95,10 @@ CONFIG_I2C_GPIO=y CONFIG_I2C_NOMADIK=y CONFIG_DEBUG_GPIO=y # CONFIG_HWMON is not set +CONFIG_REGULATOR=y CONFIG_MMC=y -CONFIG_MMC_CLKGATE=y +CONFIG_MMC_UNSAFE_RESUME=y +# CONFIG_MMC_BLOCK_BOUNCE is not set CONFIG_MMC_ARMMMCI=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index 5339e6a4d639..056b27aafbe6 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -78,6 +78,7 @@ CONFIG_MAC80211_RC_PID=y CONFIG_MAC80211_RC_DEFAULT_PID=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_CMA=y +CONFIG_DMA_CMA=y CONFIG_CONNECTOR=y CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -185,13 +186,11 @@ CONFIG_OMAP2_DSS_RFBI=y CONFIG_OMAP2_DSS_SDI=y CONFIG_OMAP2_DSS_DSI=y CONFIG_FB_OMAP2=m -CONFIG_PANEL_GENERIC_DPI=m -CONFIG_PANEL_TFP410=m -CONFIG_PANEL_SHARP_LS037V7DW01=m -CONFIG_PANEL_NEC_NL8048HL11_01B=m -CONFIG_PANEL_TAAL=m -CONFIG_PANEL_TPO_TD043MTEA1=m -CONFIG_PANEL_ACX565AKM=m +CONFIG_DISPLAY_ENCODER_TFP410=m +CONFIG_DISPLAY_ENCODER_TPD12S015=m +CONFIG_DISPLAY_CONNECTOR_DVI=m +CONFIG_DISPLAY_CONNECTOR_HDMI=m +CONFIG_DISPLAY_PANEL_DPI=m CONFIG_BACKLIGHT_LCD_SUPPORT=y CONFIG_LCD_CLASS_DEVICE=y CONFIG_LCD_PLATFORM=y diff --git a/arch/arm/configs/tegra_defconfig b/arch/arm/configs/tegra_defconfig index 1effb43dab80..92d0a149aeb5 100644 --- a/arch/arm/configs/tegra_defconfig +++ b/arch/arm/configs/tegra_defconfig @@ -79,6 +79,7 @@ CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y # CONFIG_FIRMWARE_IN_KERNEL is not set CONFIG_CMA=y +CONFIG_DMA_CMA=y CONFIG_MTD=y CONFIG_MTD_M25P80=y CONFIG_PROC_DEVICETREE=y diff --git a/arch/arm/include/asm/a.out-core.h b/arch/arm/include/asm/a.out-core.h deleted file mode 100644 index 92f10cb5c70c..000000000000 --- a/arch/arm/include/asm/a.out-core.h +++ /dev/null @@ -1,45 +0,0 @@ -/* a.out coredump register dumper - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ - -#ifndef _ASM_A_OUT_CORE_H -#define _ASM_A_OUT_CORE_H - -#ifdef __KERNEL__ - -#include <linux/user.h> -#include <linux/elfcore.h> - -/* - * fill in the user structure for an a.out core dump - */ -static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump) -{ - struct task_struct *tsk = current; - - dump->magic = CMAGIC; - dump->start_code = tsk->mm->start_code; - dump->start_stack = regs->ARM_sp & ~(PAGE_SIZE - 1); - - dump->u_tsize = (tsk->mm->end_code - tsk->mm->start_code) >> PAGE_SHIFT; - dump->u_dsize = (tsk->mm->brk - tsk->mm->start_data + PAGE_SIZE - 1) >> PAGE_SHIFT; - dump->u_ssize = 0; - - memset(dump->u_debugreg, 0, sizeof(dump->u_debugreg)); - - if (dump->start_stack < 0x04000000) - dump->u_ssize = (0x04000000 - dump->start_stack) >> PAGE_SHIFT; - - dump->regs = *regs; - dump->u_fpvalid = dump_fpu (regs, &dump->u_fp); -} - -#endif /* __KERNEL__ */ -#endif /* _ASM_A_OUT_CORE_H */ diff --git a/arch/arm/include/asm/arch_timer.h b/arch/arm/include/asm/arch_timer.h index accefe099182..5665134bfa3e 100644 --- a/arch/arm/include/asm/arch_timer.h +++ b/arch/arm/include/asm/arch_timer.h @@ -17,7 +17,8 @@ int arch_timer_arch_init(void); * nicely work out which register we want, and chuck away the rest of * the code. At least it does so with a recent GCC (4.6.3). */ -static inline void arch_timer_reg_write(const int access, const int reg, u32 val) +static __always_inline +void arch_timer_reg_write_cp15(int access, enum arch_timer_reg reg, u32 val) { if (access == ARCH_TIMER_PHYS_ACCESS) { switch (reg) { @@ -28,9 +29,7 @@ static inline void arch_timer_reg_write(const int access, const int reg, u32 val asm volatile("mcr p15, 0, %0, c14, c2, 0" : : "r" (val)); break; } - } - - if (access == ARCH_TIMER_VIRT_ACCESS) { + } else if (access == ARCH_TIMER_VIRT_ACCESS) { switch (reg) { case ARCH_TIMER_REG_CTRL: asm volatile("mcr p15, 0, %0, c14, c3, 1" : : "r" (val)); @@ -44,7 +43,8 @@ static inline void arch_timer_reg_write(const int access, const int reg, u32 val isb(); } -static inline u32 arch_timer_reg_read(const int access, const int reg) +static __always_inline +u32 arch_timer_reg_read_cp15(int access, enum arch_timer_reg reg) { u32 val = 0; @@ -57,9 +57,7 @@ static inline u32 arch_timer_reg_read(const int access, const int reg) asm volatile("mrc p15, 0, %0, c14, c2, 0" : "=r" (val)); break; } - } - - if (access == ARCH_TIMER_VIRT_ACCESS) { + } else if (access == ARCH_TIMER_VIRT_ACCESS) { switch (reg) { case ARCH_TIMER_REG_CTRL: asm volatile("mrc p15, 0, %0, c14, c3, 1" : "=r" (val)); @@ -89,7 +87,7 @@ static inline u64 arch_counter_get_cntvct(void) return cval; } -static inline void __cpuinit arch_counter_set_user_access(void) +static inline void arch_counter_set_user_access(void) { u32 cntkctl; diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index a5fef710af32..fcc1b5bf6979 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -220,9 +220,9 @@ #ifdef CONFIG_SMP #if __LINUX_ARM_ARCH__ >= 7 .ifeqs "\mode","arm" - ALT_SMP(dmb) + ALT_SMP(dmb ish) .else - ALT_SMP(W(dmb)) + ALT_SMP(W(dmb) ish) .endif #elif __LINUX_ARM_ARCH__ == 6 ALT_SMP(mcr p15, 0, r0, c7, c10, 5) @ dmb diff --git a/arch/arm/include/asm/barrier.h b/arch/arm/include/asm/barrier.h index 8dcd9c702d90..60f15e274e6d 100644 --- a/arch/arm/include/asm/barrier.h +++ b/arch/arm/include/asm/barrier.h @@ -14,27 +14,27 @@ #endif #if __LINUX_ARM_ARCH__ >= 7 -#define isb() __asm__ __volatile__ ("isb" : : : "memory") -#define dsb() __asm__ __volatile__ ("dsb" : : : "memory") -#define dmb() __asm__ __volatile__ ("dmb" : : : "memory") +#define isb(option) __asm__ __volatile__ ("isb " #option : : : "memory") +#define dsb(option) __asm__ __volatile__ ("dsb " #option : : : "memory") +#define dmb(option) __asm__ __volatile__ ("dmb " #option : : : "memory") #elif defined(CONFIG_CPU_XSC3) || __LINUX_ARM_ARCH__ == 6 -#define isb() __asm__ __volatile__ ("mcr p15, 0, %0, c7, c5, 4" \ +#define isb(x) __asm__ __volatile__ ("mcr p15, 0, %0, c7, c5, 4" \ : : "r" (0) : "memory") -#define dsb() __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 4" \ +#define dsb(x) __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 4" \ : : "r" (0) : "memory") -#define dmb() __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" \ +#define dmb(x) __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" \ : : "r" (0) : "memory") #elif defined(CONFIG_CPU_FA526) -#define isb() __asm__ __volatile__ ("mcr p15, 0, %0, c7, c5, 4" \ +#define isb(x) __asm__ __volatile__ ("mcr p15, 0, %0, c7, c5, 4" \ : : "r" (0) : "memory") -#define dsb() __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 4" \ +#define dsb(x) __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 4" \ : : "r" (0) : "memory") -#define dmb() __asm__ __volatile__ ("" : : : "memory") +#define dmb(x) __asm__ __volatile__ ("" : : : "memory") #else -#define isb() __asm__ __volatile__ ("" : : : "memory") -#define dsb() __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 4" \ +#define isb(x) __asm__ __volatile__ ("" : : : "memory") +#define dsb(x) __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 4" \ : : "r" (0) : "memory") -#define dmb() __asm__ __volatile__ ("" : : : "memory") +#define dmb(x) __asm__ __volatile__ ("" : : : "memory") #endif #ifdef CONFIG_ARCH_HAS_BARRIERS @@ -42,7 +42,7 @@ #elif defined(CONFIG_ARM_DMA_MEM_BUFFERABLE) || defined(CONFIG_SMP) #define mb() do { dsb(); outer_sync(); } while (0) #define rmb() dsb() -#define wmb() mb() +#define wmb() do { dsb(st); outer_sync(); } while (0) #else #define mb() barrier() #define rmb() barrier() @@ -54,9 +54,9 @@ #define smp_rmb() barrier() #define smp_wmb() barrier() #else -#define smp_mb() dmb() -#define smp_rmb() dmb() -#define smp_wmb() dmb() +#define smp_mb() dmb(ish) +#define smp_rmb() smp_mb() +#define smp_wmb() dmb(ishst) #endif #define read_barrier_depends() do { } while(0) diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index 17d0ae8672fa..15f2d5bf8875 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -268,8 +268,7 @@ extern void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr * Harvard caches are synchronised for the user space address range. * This is used for the ARM private sys_cacheflush system call. */ -#define flush_cache_user_range(start,end) \ - __cpuc_coherent_user_range((start) & PAGE_MASK, PAGE_ALIGN(end)) +#define flush_cache_user_range(s,e) __cpuc_coherent_user_range(s,e) /* * Perform necessary cache operations to ensure that data previously @@ -352,7 +351,7 @@ static inline void flush_cache_vmap(unsigned long start, unsigned long end) * set_pte_at() called from vmap_pte_range() does not * have a DSB after cleaning the cache line. */ - dsb(); + dsb(ishst); } static inline void flush_cache_vunmap(unsigned long start, unsigned long end) diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h index 8c25dc4e9851..9672e978d50d 100644 --- a/arch/arm/include/asm/cputype.h +++ b/arch/arm/include/asm/cputype.h @@ -89,13 +89,18 @@ extern unsigned int processor_id; __val; \ }) +/* + * The memory clobber prevents gcc 4.5 from reordering the mrc before + * any is_smp() tests, which can cause undefined instruction aborts on + * ARM1136 r0 due to the missing extended CP15 registers. + */ #define read_cpuid_ext(ext_reg) \ ({ \ unsigned int __val; \ asm("mrc p15, 0, %0, c0, " ext_reg \ : "=r" (__val) \ : \ - : "cc"); \ + : "memory"); \ __val; \ }) diff --git a/arch/arm/include/asm/dma-contiguous.h b/arch/arm/include/asm/dma-contiguous.h index 3ed37b4d93da..e072bb2ba1b1 100644 --- a/arch/arm/include/asm/dma-contiguous.h +++ b/arch/arm/include/asm/dma-contiguous.h @@ -2,7 +2,7 @@ #define ASMARM_DMA_CONTIGUOUS_H #ifdef __KERNEL__ -#ifdef CONFIG_CMA +#ifdef CONFIG_DMA_CMA #include <linux/types.h> #include <asm-generic/dma-contiguous.h> diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h index 38050b1c4800..f4b46d39b9cf 100644 --- a/arch/arm/include/asm/elf.h +++ b/arch/arm/include/asm/elf.h @@ -19,8 +19,6 @@ typedef elf_greg_t elf_gregset_t[ELF_NGREG]; typedef struct user_fp elf_fpregset_t; -#define EM_ARM 40 - #define EF_ARM_EABI_MASK 0xff000000 #define EF_ARM_EABI_UNKNOWN 0x00000000 #define EF_ARM_EABI_VER1 0x01000000 @@ -130,4 +128,10 @@ struct mm_struct; extern unsigned long arch_randomize_brk(struct mm_struct *mm); #define arch_randomize_brk arch_randomize_brk +#ifdef CONFIG_MMU +#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 +struct linux_binprm; +int arch_setup_additional_pages(struct linux_binprm *, int); +#endif + #endif diff --git a/arch/arm/include/asm/hardware/debug-8250.S b/arch/arm/include/asm/hardware/debug-8250.S deleted file mode 100644 index 22c689255e6e..000000000000 --- a/arch/arm/include/asm/hardware/debug-8250.S +++ /dev/null @@ -1,29 +0,0 @@ -/* - * arch/arm/include/asm/hardware/debug-8250.S - * - * Copyright (C) 1994-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/serial_reg.h> - - .macro senduart,rd,rx - strb \rd, [\rx, #UART_TX << UART_SHIFT] - .endm - - .macro busyuart,rd,rx -1002: ldrb \rd, [\rx, #UART_LSR << UART_SHIFT] - and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE - teq \rd, #UART_LSR_TEMT | UART_LSR_THRE - bne 1002b - .endm - - .macro waituart,rd,rx -#ifdef FLOW_CONTROL -1001: ldrb \rd, [\rx, #UART_MSR << UART_SHIFT] - tst \rd, #UART_MSR_CTS - beq 1001b -#endif - .endm diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h index 472ac7091003..9b28c41f4ba9 100644 --- a/arch/arm/include/asm/kvm_mmu.h +++ b/arch/arm/include/asm/kvm_mmu.h @@ -64,7 +64,7 @@ void kvm_clear_hyp_idmap(void); static inline void kvm_set_pte(pte_t *pte, pte_t new_pte) { - pte_val(*pte) = new_pte; + *pte = new_pte; /* * flush_pmd_entry just takes a void pointer and cleans the necessary * cache entries, so we can reuse the function for ptes. diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index 441efc491b50..69b879ac0289 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -65,12 +65,12 @@ struct machine_desc { /* * Current machine - only accessible during boot. */ -extern struct machine_desc *machine_desc; +extern const struct machine_desc *machine_desc; /* * Machine type table - also only accessible during boot */ -extern struct machine_desc __arch_info_begin[], __arch_info_end[]; +extern const struct machine_desc __arch_info_begin[], __arch_info_end[]; #define for_each_machine_desc(p) \ for (p = __arch_info_begin; p < __arch_info_end; p++) diff --git a/arch/arm/include/asm/memblock.h b/arch/arm/include/asm/memblock.h index 00ca5f92648e..c2f5102ae659 100644 --- a/arch/arm/include/asm/memblock.h +++ b/arch/arm/include/asm/memblock.h @@ -4,8 +4,7 @@ struct meminfo; struct machine_desc; -extern void arm_memblock_init(struct meminfo *, struct machine_desc *); - +void arm_memblock_init(struct meminfo *, const struct machine_desc *); phys_addr_t arm_memblock_steal(phys_addr_t size, phys_addr_t align); #endif diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h index e3d55547e755..6f18da09668b 100644 --- a/arch/arm/include/asm/mmu.h +++ b/arch/arm/include/asm/mmu.h @@ -6,8 +6,11 @@ typedef struct { #ifdef CONFIG_CPU_HAS_ASID atomic64_t id; +#else + int switch_pending; #endif unsigned int vmalloc_seq; + unsigned long sigpage; } mm_context_t; #ifdef CONFIG_CPU_HAS_ASID diff --git a/arch/arm/include/asm/mmu_context.h b/arch/arm/include/asm/mmu_context.h index b5792b7fd8d3..9b32f76bb0dd 100644 --- a/arch/arm/include/asm/mmu_context.h +++ b/arch/arm/include/asm/mmu_context.h @@ -56,7 +56,7 @@ static inline void check_and_switch_context(struct mm_struct *mm, * on non-ASID CPUs, the old mm will remain valid until the * finish_arch_post_lock_switch() call. */ - set_ti_thread_flag(task_thread_info(tsk), TIF_SWITCH_MM); + mm->context.switch_pending = 1; else cpu_switch_mm(mm->pgd, mm); } @@ -65,9 +65,21 @@ static inline void check_and_switch_context(struct mm_struct *mm, finish_arch_post_lock_switch static inline void finish_arch_post_lock_switch(void) { - if (test_and_clear_thread_flag(TIF_SWITCH_MM)) { - struct mm_struct *mm = current->mm; - cpu_switch_mm(mm->pgd, mm); + struct mm_struct *mm = current->mm; + + if (mm && mm->context.switch_pending) { + /* + * Preemption must be disabled during cpu_switch_mm() as we + * have some stateful cache flush implementations. Check + * switch_pending again in case we were preempted and the + * switch to this mm was already done. + */ + preempt_disable(); + if (mm->context.switch_pending) { + mm->context.switch_pending = 0; + cpu_switch_mm(mm->pgd, mm); + } + preempt_enable_no_resched(); } } diff --git a/arch/arm/include/asm/module.h b/arch/arm/include/asm/module.h index 0d3a28dbc8e5..ed690c49ef93 100644 --- a/arch/arm/include/asm/module.h +++ b/arch/arm/include/asm/module.h @@ -12,6 +12,8 @@ enum { ARM_SEC_CORE, ARM_SEC_EXIT, ARM_SEC_DEVEXIT, + ARM_SEC_HOT, + ARM_SEC_UNLIKELY, ARM_SEC_MAX, }; diff --git a/arch/arm/include/asm/neon.h b/arch/arm/include/asm/neon.h new file mode 100644 index 000000000000..8f730fe70093 --- /dev/null +++ b/arch/arm/include/asm/neon.h @@ -0,0 +1,36 @@ +/* + * linux/arch/arm/include/asm/neon.h + * + * Copyright (C) 2013 Linaro Ltd <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <asm/hwcap.h> + +#define cpu_has_neon() (!!(elf_hwcap & HWCAP_NEON)) + +#ifdef __ARM_NEON__ + +/* + * If you are affected by the BUILD_BUG below, it probably means that you are + * using NEON code /and/ calling the kernel_neon_begin() function from the same + * compilation unit. To prevent issues that may arise from GCC reordering or + * generating(1) NEON instructions outside of these begin/end functions, the + * only supported way of using NEON code in the kernel is by isolating it in a + * separate compilation unit, and calling it from another unit from inside a + * kernel_neon_begin/kernel_neon_end pair. + * + * (1) Current GCC (4.7) might generate NEON instructions at O3 level if + * -mpfu=neon is set. + */ + +#define kernel_neon_begin() \ + BUILD_BUG_ON_MSG(1, "kernel_neon_begin() called from NEON code") + +#else +void kernel_neon_begin(void); +#endif +void kernel_neon_end(void); diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h index 6363f3d1d505..4355f0ec44d6 100644 --- a/arch/arm/include/asm/page.h +++ b/arch/arm/include/asm/page.h @@ -142,7 +142,9 @@ extern void __cpu_copy_user_highpage(struct page *to, struct page *from, #define clear_page(page) memset((void *)(page), 0, PAGE_SIZE) extern void copy_page(void *to, const void *from); +#ifdef CONFIG_KUSER_HELPERS #define __HAVE_ARCH_GATE_AREA 1 +#endif #ifdef CONFIG_ARM_LPAE #include <asm/pgtable-3level-types.h> diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index 04aeb02d2e11..be956dbf6bae 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -100,7 +100,7 @@ extern pgprot_t pgprot_s2_device; #define PAGE_HYP _MOD_PROT(pgprot_kernel, L_PTE_HYP) #define PAGE_HYP_DEVICE _MOD_PROT(pgprot_hyp_device, L_PTE_HYP) #define PAGE_S2 _MOD_PROT(pgprot_s2, L_PTE_S2_RDONLY) -#define PAGE_S2_DEVICE _MOD_PROT(pgprot_s2_device, L_PTE_USER | L_PTE_S2_RDONLY) +#define PAGE_S2_DEVICE _MOD_PROT(pgprot_s2_device, L_PTE_S2_RDWR) #define __PAGE_NONE __pgprot(_L_PTE_DEFAULT | L_PTE_RDONLY | L_PTE_XN | L_PTE_NONE) #define __PAGE_SHARED __pgprot(_L_PTE_DEFAULT | L_PTE_USER | L_PTE_XN) diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index 06e7d509eaac..413f3876341c 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h @@ -54,7 +54,6 @@ struct thread_struct { #define start_thread(regs,pc,sp) \ ({ \ - unsigned long *stack = (unsigned long *)sp; \ memset(regs->uregs, 0, sizeof(regs->uregs)); \ if (current->personality & ADDR_LIMIT_32BIT) \ regs->ARM_cpsr = USR_MODE; \ @@ -65,9 +64,6 @@ struct thread_struct { regs->ARM_cpsr |= PSR_ENDSTATE; \ regs->ARM_pc = pc & ~1; /* pc */ \ regs->ARM_sp = sp; /* sp */ \ - regs->ARM_r2 = stack[2]; /* r2 (envp) */ \ - regs->ARM_r1 = stack[1]; /* r1 (argv) */ \ - regs->ARM_r0 = stack[0]; /* r0 (argc) */ \ nommu_start_thread(regs); \ }) diff --git a/arch/arm/include/asm/prom.h b/arch/arm/include/asm/prom.h index a219227c3e43..4a2985e21969 100644 --- a/arch/arm/include/asm/prom.h +++ b/arch/arm/include/asm/prom.h @@ -15,13 +15,13 @@ #ifdef CONFIG_OF -extern struct machine_desc *setup_machine_fdt(unsigned int dt_phys); +extern const struct machine_desc *setup_machine_fdt(unsigned int dt_phys); extern void arm_dt_memblock_reserve(void); extern void __init arm_dt_init_cpu_maps(void); #else /* CONFIG_OF */ -static inline struct machine_desc *setup_machine_fdt(unsigned int dt_phys) +static inline const struct machine_desc *setup_machine_fdt(unsigned int dt_phys) { return NULL; } diff --git a/arch/arm/include/asm/smp_plat.h b/arch/arm/include/asm/smp_plat.h index 6462a721ebd4..a252c0bfacf5 100644 --- a/arch/arm/include/asm/smp_plat.h +++ b/arch/arm/include/asm/smp_plat.h @@ -88,4 +88,7 @@ static inline u32 mpidr_hash_size(void) { return 1 << mpidr_hash.bits; } + +extern int platform_can_cpu_hotplug(void); + #endif diff --git a/arch/arm/include/asm/spinlock.h b/arch/arm/include/asm/spinlock.h index f8b8965666e9..4f2c28060c9a 100644 --- a/arch/arm/include/asm/spinlock.h +++ b/arch/arm/include/asm/spinlock.h @@ -46,7 +46,7 @@ static inline void dsb_sev(void) { #if __LINUX_ARM_ARCH__ >= 7 __asm__ __volatile__ ( - "dsb\n" + "dsb ishst\n" SEV ); #else @@ -107,7 +107,7 @@ static inline int arch_spin_trylock(arch_spinlock_t *lock) " subs %1, %0, %0, ror #16\n" " addeq %0, %0, %4\n" " strexeq %2, %0, [%3]" - : "=&r" (slock), "=&r" (contended), "=r" (res) + : "=&r" (slock), "=&r" (contended), "=&r" (res) : "r" (&lock->slock), "I" (1 << TICKET_SHIFT) : "cc"); } while (res); @@ -168,17 +168,20 @@ static inline void arch_write_lock(arch_rwlock_t *rw) static inline int arch_write_trylock(arch_rwlock_t *rw) { - unsigned long tmp; + unsigned long contended, res; - __asm__ __volatile__( -" ldrex %0, [%1]\n" -" teq %0, #0\n" -" strexeq %0, %2, [%1]" - : "=&r" (tmp) - : "r" (&rw->lock), "r" (0x80000000) - : "cc"); + do { + __asm__ __volatile__( + " ldrex %0, [%2]\n" + " mov %1, #0\n" + " teq %0, #0\n" + " strexeq %1, %3, [%2]" + : "=&r" (contended), "=&r" (res) + : "r" (&rw->lock), "r" (0x80000000) + : "cc"); + } while (res); - if (tmp == 0) { + if (!contended) { smp_mb(); return 1; } else { @@ -254,18 +257,26 @@ static inline void arch_read_unlock(arch_rwlock_t *rw) static inline int arch_read_trylock(arch_rwlock_t *rw) { - unsigned long tmp, tmp2 = 1; + unsigned long contended, res; - __asm__ __volatile__( -" ldrex %0, [%2]\n" -" adds %0, %0, #1\n" -" strexpl %1, %0, [%2]\n" - : "=&r" (tmp), "+r" (tmp2) - : "r" (&rw->lock) - : "cc"); + do { + __asm__ __volatile__( + " ldrex %0, [%2]\n" + " mov %1, #0\n" + " adds %0, %0, #1\n" + " strexpl %1, %0, [%2]" + : "=&r" (contended), "=&r" (res) + : "r" (&rw->lock) + : "cc"); + } while (res); - smp_mb(); - return tmp2 == 0; + /* If the lock is negative, then it is already held for write. */ + if (contended < 0x80000000) { + smp_mb(); + return 1; + } else { + return 0; + } } /* read_can_lock - would read_trylock() succeed? */ diff --git a/arch/arm/include/asm/switch_to.h b/arch/arm/include/asm/switch_to.h index fa09e6b49bf1..c99e259469f7 100644 --- a/arch/arm/include/asm/switch_to.h +++ b/arch/arm/include/asm/switch_to.h @@ -4,6 +4,16 @@ #include <linux/thread_info.h> /* + * For v7 SMP cores running a preemptible kernel we may be pre-empted + * during a TLB maintenance operation, so execute an inner-shareable dsb + * to ensure that the maintenance completes in case we migrate to another + * CPU. + */ +#if defined(CONFIG_PREEMPT) && defined(CONFIG_SMP) && defined(CONFIG_CPU_V7) +#define finish_arch_switch(prev) dsb(ish) +#endif + +/* * switch_to(prev, next) should switch from task `prev' to `next' * `prev' will never be the same as `next'. schedule() itself * contains the memory barrier to tell GCC not to cache `current'. diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index 214d4158089a..df5e13d64f2c 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -43,6 +43,16 @@ struct cpu_context_save { __u32 extra[2]; /* Xscale 'acc' register, etc */ }; +struct arm_restart_block { + union { + /* For user cache flushing */ + struct { + unsigned long start; + unsigned long end; + } cache; + }; +}; + /* * low level task data that entry.S needs immediate access to. * __switch_to() assumes cpu_context follows immediately after cpu_domain. @@ -68,6 +78,7 @@ struct thread_info { unsigned long thumbee_state; /* ThumbEE Handler Base register */ #endif struct restart_block restart_block; + struct arm_restart_block arm_restart_block; }; #define INIT_THREAD_INFO(tsk) \ @@ -156,7 +167,6 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define TIF_USING_IWMMXT 17 #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 20 -#define TIF_SWITCH_MM 22 /* deferred switch_mm */ #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h index 46e7cfb3e721..0baf7f0d9394 100644 --- a/arch/arm/include/asm/tlb.h +++ b/arch/arm/include/asm/tlb.h @@ -43,6 +43,7 @@ struct mmu_gather { struct mm_struct *mm; unsigned int fullmm; struct vm_area_struct *vma; + unsigned long start, end; unsigned long range_start; unsigned long range_end; unsigned int nr; @@ -107,10 +108,12 @@ static inline void tlb_flush_mmu(struct mmu_gather *tlb) } static inline void -tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned int fullmm) +tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned long start, unsigned long end) { tlb->mm = mm; - tlb->fullmm = fullmm; + tlb->fullmm = !(start | (end+1)); + tlb->start = start; + tlb->end = end; tlb->vma = NULL; tlb->max = ARRAY_SIZE(tlb->local); tlb->pages = tlb->local; diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h index fdbb9e369745..38960264040c 100644 --- a/arch/arm/include/asm/tlbflush.h +++ b/arch/arm/include/asm/tlbflush.h @@ -319,67 +319,110 @@ extern struct cpu_tlb_fns cpu_tlb; #define tlb_op(f, regs, arg) __tlb_op(f, "p15, 0, %0, " regs, arg) #define tlb_l2_op(f, regs, arg) __tlb_op(f, "p15, 1, %0, " regs, arg) -static inline void local_flush_tlb_all(void) +static inline void __local_flush_tlb_all(void) { const int zero = 0; const unsigned int __tlb_flag = __cpu_tlb_flags; - if (tlb_flag(TLB_WB)) - dsb(); - tlb_op(TLB_V4_U_FULL | TLB_V6_U_FULL, "c8, c7, 0", zero); tlb_op(TLB_V4_D_FULL | TLB_V6_D_FULL, "c8, c6, 0", zero); tlb_op(TLB_V4_I_FULL | TLB_V6_I_FULL, "c8, c5, 0", zero); - tlb_op(TLB_V7_UIS_FULL, "c8, c3, 0", zero); +} + +static inline void local_flush_tlb_all(void) +{ + const int zero = 0; + const unsigned int __tlb_flag = __cpu_tlb_flags; + + if (tlb_flag(TLB_WB)) + dsb(nshst); + + __local_flush_tlb_all(); + tlb_op(TLB_V7_UIS_FULL, "c8, c7, 0", zero); if (tlb_flag(TLB_BARRIER)) { - dsb(); + dsb(nsh); isb(); } } -static inline void local_flush_tlb_mm(struct mm_struct *mm) +static inline void __flush_tlb_all(void) { const int zero = 0; - const int asid = ASID(mm); const unsigned int __tlb_flag = __cpu_tlb_flags; if (tlb_flag(TLB_WB)) - dsb(); + dsb(ishst); + + __local_flush_tlb_all(); + tlb_op(TLB_V7_UIS_FULL, "c8, c3, 0", zero); + + if (tlb_flag(TLB_BARRIER)) { + dsb(ish); + isb(); + } +} + +static inline void __local_flush_tlb_mm(struct mm_struct *mm) +{ + const int zero = 0; + const int asid = ASID(mm); + const unsigned int __tlb_flag = __cpu_tlb_flags; if (possible_tlb_flags & (TLB_V4_U_FULL|TLB_V4_D_FULL|TLB_V4_I_FULL)) { - if (cpumask_test_cpu(get_cpu(), mm_cpumask(mm))) { + if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm))) { tlb_op(TLB_V4_U_FULL, "c8, c7, 0", zero); tlb_op(TLB_V4_D_FULL, "c8, c6, 0", zero); tlb_op(TLB_V4_I_FULL, "c8, c5, 0", zero); } - put_cpu(); } tlb_op(TLB_V6_U_ASID, "c8, c7, 2", asid); tlb_op(TLB_V6_D_ASID, "c8, c6, 2", asid); tlb_op(TLB_V6_I_ASID, "c8, c5, 2", asid); +} + +static inline void local_flush_tlb_mm(struct mm_struct *mm) +{ + const int asid = ASID(mm); + const unsigned int __tlb_flag = __cpu_tlb_flags; + + if (tlb_flag(TLB_WB)) + dsb(nshst); + + __local_flush_tlb_mm(mm); + tlb_op(TLB_V7_UIS_ASID, "c8, c7, 2", asid); + + if (tlb_flag(TLB_BARRIER)) + dsb(nsh); +} + +static inline void __flush_tlb_mm(struct mm_struct *mm) +{ + const unsigned int __tlb_flag = __cpu_tlb_flags; + + if (tlb_flag(TLB_WB)) + dsb(ishst); + + __local_flush_tlb_mm(mm); #ifdef CONFIG_ARM_ERRATA_720789 - tlb_op(TLB_V7_UIS_ASID, "c8, c3, 0", zero); + tlb_op(TLB_V7_UIS_ASID, "c8, c3, 0", 0); #else - tlb_op(TLB_V7_UIS_ASID, "c8, c3, 2", asid); + tlb_op(TLB_V7_UIS_ASID, "c8, c3, 2", ASID(mm)); #endif if (tlb_flag(TLB_BARRIER)) - dsb(); + dsb(ish); } static inline void -local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) +__local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) { const int zero = 0; const unsigned int __tlb_flag = __cpu_tlb_flags; uaddr = (uaddr & PAGE_MASK) | ASID(vma->vm_mm); - if (tlb_flag(TLB_WB)) - dsb(); - if (possible_tlb_flags & (TLB_V4_U_PAGE|TLB_V4_D_PAGE|TLB_V4_I_PAGE|TLB_V4_I_FULL) && cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) { tlb_op(TLB_V4_U_PAGE, "c8, c7, 1", uaddr); @@ -392,6 +435,36 @@ local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) tlb_op(TLB_V6_U_PAGE, "c8, c7, 1", uaddr); tlb_op(TLB_V6_D_PAGE, "c8, c6, 1", uaddr); tlb_op(TLB_V6_I_PAGE, "c8, c5, 1", uaddr); +} + +static inline void +local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) +{ + const unsigned int __tlb_flag = __cpu_tlb_flags; + + uaddr = (uaddr & PAGE_MASK) | ASID(vma->vm_mm); + + if (tlb_flag(TLB_WB)) + dsb(nshst); + + __local_flush_tlb_page(vma, uaddr); + tlb_op(TLB_V7_UIS_PAGE, "c8, c7, 1", uaddr); + + if (tlb_flag(TLB_BARRIER)) + dsb(nsh); +} + +static inline void +__flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) +{ + const unsigned int __tlb_flag = __cpu_tlb_flags; + + uaddr = (uaddr & PAGE_MASK) | ASID(vma->vm_mm); + + if (tlb_flag(TLB_WB)) + dsb(ishst); + + __local_flush_tlb_page(vma, uaddr); #ifdef CONFIG_ARM_ERRATA_720789 tlb_op(TLB_V7_UIS_PAGE, "c8, c3, 3", uaddr & PAGE_MASK); #else @@ -399,19 +472,14 @@ local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) #endif if (tlb_flag(TLB_BARRIER)) - dsb(); + dsb(ish); } -static inline void local_flush_tlb_kernel_page(unsigned long kaddr) +static inline void __local_flush_tlb_kernel_page(unsigned long kaddr) { const int zero = 0; const unsigned int __tlb_flag = __cpu_tlb_flags; - kaddr &= PAGE_MASK; - - if (tlb_flag(TLB_WB)) - dsb(); - tlb_op(TLB_V4_U_PAGE, "c8, c7, 1", kaddr); tlb_op(TLB_V4_D_PAGE, "c8, c6, 1", kaddr); tlb_op(TLB_V4_I_PAGE, "c8, c5, 1", kaddr); @@ -421,38 +489,103 @@ static inline void local_flush_tlb_kernel_page(unsigned long kaddr) tlb_op(TLB_V6_U_PAGE, "c8, c7, 1", kaddr); tlb_op(TLB_V6_D_PAGE, "c8, c6, 1", kaddr); tlb_op(TLB_V6_I_PAGE, "c8, c5, 1", kaddr); +} + +static inline void local_flush_tlb_kernel_page(unsigned long kaddr) +{ + const unsigned int __tlb_flag = __cpu_tlb_flags; + + kaddr &= PAGE_MASK; + + if (tlb_flag(TLB_WB)) + dsb(nshst); + + __local_flush_tlb_kernel_page(kaddr); + tlb_op(TLB_V7_UIS_PAGE, "c8, c7, 1", kaddr); + + if (tlb_flag(TLB_BARRIER)) { + dsb(nsh); + isb(); + } +} + +static inline void __flush_tlb_kernel_page(unsigned long kaddr) +{ + const unsigned int __tlb_flag = __cpu_tlb_flags; + + kaddr &= PAGE_MASK; + + if (tlb_flag(TLB_WB)) + dsb(ishst); + + __local_flush_tlb_kernel_page(kaddr); tlb_op(TLB_V7_UIS_PAGE, "c8, c3, 1", kaddr); if (tlb_flag(TLB_BARRIER)) { - dsb(); + dsb(ish); isb(); } } +/* + * Branch predictor maintenance is paired with full TLB invalidation, so + * there is no need for any barriers here. + */ +static inline void __local_flush_bp_all(void) +{ + const int zero = 0; + const unsigned int __tlb_flag = __cpu_tlb_flags; + + if (tlb_flag(TLB_V6_BP)) + asm("mcr p15, 0, %0, c7, c5, 6" : : "r" (zero)); +} + static inline void local_flush_bp_all(void) { const int zero = 0; const unsigned int __tlb_flag = __cpu_tlb_flags; + __local_flush_bp_all(); if (tlb_flag(TLB_V7_UIS_BP)) - asm("mcr p15, 0, %0, c7, c1, 6" : : "r" (zero)); - else if (tlb_flag(TLB_V6_BP)) asm("mcr p15, 0, %0, c7, c5, 6" : : "r" (zero)); +} - if (tlb_flag(TLB_BARRIER)) - isb(); +static inline void __flush_bp_all(void) +{ + const int zero = 0; + const unsigned int __tlb_flag = __cpu_tlb_flags; + + __local_flush_bp_all(); + if (tlb_flag(TLB_V7_UIS_BP)) + asm("mcr p15, 0, %0, c7, c1, 6" : : "r" (zero)); } +#include <asm/cputype.h> #ifdef CONFIG_ARM_ERRATA_798181 +static inline int erratum_a15_798181(void) +{ + unsigned int midr = read_cpuid_id(); + + /* Cortex-A15 r0p0..r3p2 affected */ + if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2) + return 0; + return 1; +} + static inline void dummy_flush_tlb_a15_erratum(void) { /* * Dummy TLBIMVAIS. Using the unmapped address 0 and ASID 0. */ asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (0)); - dsb(); + dsb(ish); } #else +static inline int erratum_a15_798181(void) +{ + return 0; +} + static inline void dummy_flush_tlb_a15_erratum(void) { } @@ -479,7 +612,7 @@ static inline void flush_pmd_entry(void *pmd) tlb_l2_op(TLB_L2CLEAN_FR, "c15, c9, 1 @ L2 flush_pmd", pmd); if (tlb_flag(TLB_WB)) - dsb(); + dsb(ishst); } static inline void clean_pmd_entry(void *pmd) diff --git a/arch/arm/include/asm/types.h b/arch/arm/include/asm/types.h new file mode 100644 index 000000000000..a53cdb8f068c --- /dev/null +++ b/arch/arm/include/asm/types.h @@ -0,0 +1,40 @@ +#ifndef _ASM_TYPES_H +#define _ASM_TYPES_H + +#include <asm-generic/int-ll64.h> + +/* + * The C99 types uintXX_t that are usually defined in 'stdint.h' are not as + * unambiguous on ARM as you would expect. For the types below, there is a + * difference on ARM between GCC built for bare metal ARM, GCC built for glibc + * and the kernel itself, which results in build errors if you try to build with + * -ffreestanding and include 'stdint.h' (such as when you include 'arm_neon.h' + * in order to use NEON intrinsics) + * + * As the typedefs for these types in 'stdint.h' are based on builtin defines + * supplied by GCC, we can tweak these to align with the kernel's idea of those + * types, so 'linux/types.h' and 'stdint.h' can be safely included from the same + * source file (provided that -ffreestanding is used). + * + * int32_t uint32_t uintptr_t + * bare metal GCC long unsigned long unsigned int + * glibc GCC int unsigned int unsigned int + * kernel int unsigned int unsigned long + */ + +#ifdef __INT32_TYPE__ +#undef __INT32_TYPE__ +#define __INT32_TYPE__ int +#endif + +#ifdef __UINT32_TYPE__ +#undef __UINT32_TYPE__ +#define __UINT32_TYPE__ unsigned int +#endif + +#ifdef __UINTPTR_TYPE__ +#undef __UINTPTR_TYPE__ +#define __UINTPTR_TYPE__ unsigned long +#endif + +#endif /* _ASM_TYPES_H */ diff --git a/arch/arm/include/asm/v7m.h b/arch/arm/include/asm/v7m.h index fa88d09fa3d9..615781c61627 100644 --- a/arch/arm/include/asm/v7m.h +++ b/arch/arm/include/asm/v7m.h @@ -15,6 +15,10 @@ #define V7M_SCB_VTOR 0x08 +#define V7M_SCB_AIRCR 0x0c +#define V7M_SCB_AIRCR_VECTKEY (0x05fa << 16) +#define V7M_SCB_AIRCR_SYSRESETREQ (1 << 2) + #define V7M_SCB_SCR 0x10 #define V7M_SCB_SCR_SLEEPDEEP (1 << 2) @@ -42,3 +46,11 @@ */ #define EXC_RET_STACK_MASK 0x00000004 #define EXC_RET_THREADMODE_PROCESSSTACK 0xfffffffd + +#ifndef __ASSEMBLY__ + +enum reboot_mode; + +void armv7m_restart(enum reboot_mode mode, const char *cmd); + +#endif /* __ASSEMBLY__ */ diff --git a/arch/arm/include/asm/virt.h b/arch/arm/include/asm/virt.h index 50af92bac737..4371f45c5784 100644 --- a/arch/arm/include/asm/virt.h +++ b/arch/arm/include/asm/virt.h @@ -29,6 +29,7 @@ #define BOOT_CPU_MODE_MISMATCH PSR_N_BIT #ifndef __ASSEMBLY__ +#include <asm/cacheflush.h> #ifdef CONFIG_ARM_VIRT_EXT /* @@ -41,10 +42,21 @@ */ extern int __boot_cpu_mode; +static inline void sync_boot_mode(void) +{ + /* + * As secondaries write to __boot_cpu_mode with caches disabled, we + * must flush the corresponding cache entries to ensure the visibility + * of their writes. + */ + sync_cache_r(&__boot_cpu_mode); +} + void __hyp_set_vectors(unsigned long phys_vector_base); unsigned long __hyp_get_vectors(void); #else #define __boot_cpu_mode (SVC_MODE) +#define sync_boot_mode() #endif #ifndef ZIMAGE diff --git a/arch/arm/include/asm/xor.h b/arch/arm/include/asm/xor.h index 7604673dc427..4ffb26d4cad8 100644 --- a/arch/arm/include/asm/xor.h +++ b/arch/arm/include/asm/xor.h @@ -7,7 +7,10 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include <linux/hardirq.h> #include <asm-generic/xor.h> +#include <asm/hwcap.h> +#include <asm/neon.h> #define __XOR(a1, a2) a1 ^= a2 @@ -138,4 +141,74 @@ static struct xor_block_template xor_block_arm4regs = { xor_speed(&xor_block_arm4regs); \ xor_speed(&xor_block_8regs); \ xor_speed(&xor_block_32regs); \ + NEON_TEMPLATES; \ } while (0) + +#ifdef CONFIG_KERNEL_MODE_NEON + +extern struct xor_block_template const xor_block_neon_inner; + +static void +xor_neon_2(unsigned long bytes, unsigned long *p1, unsigned long *p2) +{ + if (in_interrupt()) { + xor_arm4regs_2(bytes, p1, p2); + } else { + kernel_neon_begin(); + xor_block_neon_inner.do_2(bytes, p1, p2); + kernel_neon_end(); + } +} + +static void +xor_neon_3(unsigned long bytes, unsigned long *p1, unsigned long *p2, + unsigned long *p3) +{ + if (in_interrupt()) { + xor_arm4regs_3(bytes, p1, p2, p3); + } else { + kernel_neon_begin(); + xor_block_neon_inner.do_3(bytes, p1, p2, p3); + kernel_neon_end(); + } +} + +static void +xor_neon_4(unsigned long bytes, unsigned long *p1, unsigned long *p2, + unsigned long *p3, unsigned long *p4) +{ + if (in_interrupt()) { + xor_arm4regs_4(bytes, p1, p2, p3, p4); + } else { + kernel_neon_begin(); + xor_block_neon_inner.do_4(bytes, p1, p2, p3, p4); + kernel_neon_end(); + } +} + +static void +xor_neon_5(unsigned long bytes, unsigned long *p1, unsigned long *p2, + unsigned long *p3, unsigned long *p4, unsigned long *p5) +{ + if (in_interrupt()) { + xor_arm4regs_5(bytes, p1, p2, p3, p4, p5); + } else { + kernel_neon_begin(); + xor_block_neon_inner.do_5(bytes, p1, p2, p3, p4, p5); + kernel_neon_end(); + } +} + +static struct xor_block_template xor_block_neon = { + .name = "neon", + .do_2 = xor_neon_2, + .do_3 = xor_neon_3, + .do_4 = xor_neon_4, + .do_5 = xor_neon_5 +}; + +#define NEON_TEMPLATES \ + do { if (cpu_has_neon()) xor_speed(&xor_block_neon); } while (0) +#else +#define NEON_TEMPLATES +#endif diff --git a/arch/arm/include/debug/8250.S b/arch/arm/include/debug/8250.S new file mode 100644 index 000000000000..7a2baf913aa0 --- /dev/null +++ b/arch/arm/include/debug/8250.S @@ -0,0 +1,54 @@ +/* + * arch/arm/include/debug/8250.S + * + * Copyright (C) 1994-2013 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/serial_reg.h> + + .macro addruart, rp, rv, tmp + ldr \rp, =CONFIG_DEBUG_UART_PHYS + ldr \rv, =CONFIG_DEBUG_UART_VIRT + .endm + +#ifdef CONFIG_DEBUG_UART_8250_WORD + .macro store, rd, rx:vararg + str \rd, \rx + .endm + + .macro load, rd, rx:vararg + ldr \rd, \rx + .endm +#else + .macro store, rd, rx:vararg + strb \rd, \rx + .endm + + .macro load, rd, rx:vararg + ldrb \rd, \rx + .endm +#endif + +#define UART_SHIFT CONFIG_DEBUG_UART_8250_SHIFT + + .macro senduart,rd,rx + store \rd, [\rx, #UART_TX << UART_SHIFT] + .endm + + .macro busyuart,rd,rx +1002: load \rd, [\rx, #UART_LSR << UART_SHIFT] + and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE + teq \rd, #UART_LSR_TEMT | UART_LSR_THRE + bne 1002b + .endm + + .macro waituart,rd,rx +#ifdef CONFIG_DEBUG_UART_8250_FLOW_CONTROL +1001: load \rd, [\rx, #UART_MSR << UART_SHIFT] + tst \rd, #UART_MSR_CTS + beq 1001b +#endif + .endm diff --git a/arch/arm/include/debug/8250_32.S b/arch/arm/include/debug/8250_32.S deleted file mode 100644 index 8db01eeabbb4..000000000000 --- a/arch/arm/include/debug/8250_32.S +++ /dev/null @@ -1,27 +0,0 @@ -/* - * Copyright (c) 2011 Picochip Ltd., Jamie Iles - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Derived from arch/arm/mach-davinci/include/mach/debug-macro.S to use 32-bit - * accesses to the 8250. - */ - -#include <linux/serial_reg.h> - - .macro senduart,rd,rx - str \rd, [\rx, #UART_TX << UART_SHIFT] - .endm - - .macro busyuart,rd,rx -1002: ldr \rd, [\rx, #UART_LSR << UART_SHIFT] - and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE - teq \rd, #UART_LSR_TEMT | UART_LSR_THRE - bne 1002b - .endm - - /* The UART's don't have any flow control IO's wired up. */ - .macro waituart,rd,rx - .endm diff --git a/arch/arm/include/debug/bcm2835.S b/arch/arm/include/debug/bcm2835.S deleted file mode 100644 index aed9199bd847..000000000000 --- a/arch/arm/include/debug/bcm2835.S +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Debugging macro include header - * - * Copyright (C) 2010 Broadcom - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#define BCM2835_DEBUG_PHYS 0x20201000 -#define BCM2835_DEBUG_VIRT 0xf0201000 - - .macro addruart, rp, rv, tmp - ldr \rp, =BCM2835_DEBUG_PHYS - ldr \rv, =BCM2835_DEBUG_VIRT - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/cns3xxx.S b/arch/arm/include/debug/cns3xxx.S deleted file mode 100644 index d04c150baa1c..000000000000 --- a/arch/arm/include/debug/cns3xxx.S +++ /dev/null @@ -1,19 +0,0 @@ -/* - * Debugging macro include header - * - * Copyright 1994-1999 Russell King - * Copyright 2008 Cavium Networks - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This file is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, Version 2, as - * published by the Free Software Foundation. - */ - - .macro addruart,rp,rv,tmp - mov \rp, #0x00009000 - orr \rv, \rp, #0xf0000000 @ virtual base - orr \rp, \rp, #0x10000000 - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/highbank.S b/arch/arm/include/debug/highbank.S deleted file mode 100644 index 8cad4322a5a2..000000000000 --- a/arch/arm/include/debug/highbank.S +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - - .macro addruart,rp,rv,tmp - ldr \rv, =0xfee36000 - ldr \rp, =0xfff36000 - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/keystone.S b/arch/arm/include/debug/keystone.S deleted file mode 100644 index 9aef9ba3f4f0..000000000000 --- a/arch/arm/include/debug/keystone.S +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Early serial debug output macro for Keystone SOCs - * - * Copyright 2013 Texas Instruments, Inc. - * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * Based on RMKs low level debug code. - * Copyright (C) 1994-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/serial_reg.h> - -#define UART_SHIFT 2 -#if defined(CONFIG_DEBUG_KEYSTONE_UART0) -#define UART_PHYS 0x02530c00 -#define UART_VIRT 0xfeb30c00 -#elif defined(CONFIG_DEBUG_KEYSTONE_UART1) -#define UART_PHYS 0x02531000 -#define UART_VIRT 0xfeb31000 -#endif - - .macro addruart, rp, rv, tmp - ldr \rv, =UART_VIRT @ physical base address - ldr \rp, =UART_PHYS @ virtual base address - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #UART_TX << UART_SHIFT] - .endm - - .macro busyuart,rd,rx -1002: ldr \rd, [\rx, #UART_LSR << UART_SHIFT] - and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE - teq \rd, #UART_LSR_TEMT | UART_LSR_THRE - bne 1002b - .endm - - .macro waituart,rd,rx - .endm diff --git a/arch/arm/include/debug/mvebu.S b/arch/arm/include/debug/mvebu.S deleted file mode 100644 index 6517311a1c91..000000000000 --- a/arch/arm/include/debug/mvebu.S +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Early serial output macro for Marvell SoC - * - * Copyright (C) 2012 Marvell - * - * Lior Amsalem <alior@marvell.com> - * Gregory Clement <gregory.clement@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#ifdef CONFIG_DEBUG_MVEBU_UART_ALTERNATE -#define ARMADA_370_XP_REGS_PHYS_BASE 0xf1000000 -#else -#define ARMADA_370_XP_REGS_PHYS_BASE 0xd0000000 -#endif - -#define ARMADA_370_XP_REGS_VIRT_BASE 0xfec00000 - - .macro addruart, rp, rv, tmp - ldr \rp, =ARMADA_370_XP_REGS_PHYS_BASE - ldr \rv, =ARMADA_370_XP_REGS_VIRT_BASE - orr \rp, \rp, #0x00012000 - orr \rv, \rv, #0x00012000 - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/include/debug/mxs.S b/arch/arm/include/debug/mxs.S deleted file mode 100644 index d86951551ca1..000000000000 --- a/arch/arm/include/debug/mxs.S +++ /dev/null @@ -1,27 +0,0 @@ -/* arch/arm/mach-mxs/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifdef CONFIG_DEBUG_IMX23_UART -#define UART_PADDR 0x80070000 -#elif defined (CONFIG_DEBUG_IMX28_UART) -#define UART_PADDR 0x80074000 -#endif - -#define UART_VADDR 0xfe100000 - - .macro addruart, rp, rv, tmp - ldr \rp, =UART_PADDR @ physical - ldr \rv, =UART_VADDR @ virtual - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/nomadik.S b/arch/arm/include/debug/nomadik.S deleted file mode 100644 index 735417922ce2..000000000000 --- a/arch/arm/include/debug/nomadik.S +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * -*/ - - .macro addruart, rp, rv, tmp - mov \rp, #0x00100000 - add \rp, \rp, #0x000fb000 - add \rv, \rp, #0xf0000000 @ virtual base - add \rp, \rp, #0x10000000 @ physical base address - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/nspire.S b/arch/arm/include/debug/nspire.S deleted file mode 100644 index 886fd276fcbc..000000000000 --- a/arch/arm/include/debug/nspire.S +++ /dev/null @@ -1,28 +0,0 @@ -/* - * linux/arch/arm/include/debug/nspire.S - * - * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * - */ - -#define NSPIRE_EARLY_UART_PHYS_BASE 0x90020000 -#define NSPIRE_EARLY_UART_VIRT_BASE 0xfee20000 - -.macro addruart, rp, rv, tmp - ldr \rp, =(NSPIRE_EARLY_UART_PHYS_BASE) @ physical base address - ldr \rv, =(NSPIRE_EARLY_UART_VIRT_BASE) @ virtual base address -.endm - - -#ifdef CONFIG_DEBUG_NSPIRE_CX_UART -#include <asm/hardware/debug-pl01x.S> -#endif - -#ifdef CONFIG_DEBUG_NSPIRE_CLASSIC_UART -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> -#endif diff --git a/arch/arm/include/debug/picoxcell.S b/arch/arm/include/debug/picoxcell.S deleted file mode 100644 index bc1f07c49cd4..000000000000 --- a/arch/arm/include/debug/picoxcell.S +++ /dev/null @@ -1,19 +0,0 @@ -/* - * Copyright (c) 2011 Picochip Ltd., Jamie Iles - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#define UART_SHIFT 2 -#define PICOXCELL_UART1_BASE 0x80230000 -#define PHYS_TO_IO(x) (((x) & 0x00ffffff) | 0xfe000000) - - .macro addruart, rp, rv, tmp - ldr \rv, =PHYS_TO_IO(PICOXCELL_UART1_BASE) - ldr \rp, =PICOXCELL_UART1_BASE - .endm - -#include "8250_32.S" diff --git a/arch/arm/include/asm/hardware/debug-pl01x.S b/arch/arm/include/debug/pl01x.S index f9fd083eff63..37c6895b87e6 100644 --- a/arch/arm/include/asm/hardware/debug-pl01x.S +++ b/arch/arm/include/debug/pl01x.S @@ -1,4 +1,4 @@ -/* arch/arm/include/asm/hardware/debug-pl01x.S +/* arch/arm/include/debug/pl01x.S * * Debugging macro include header * @@ -12,6 +12,13 @@ */ #include <linux/amba/serial.h> +#ifdef CONFIG_DEBUG_UART_PHYS + .macro addruart, rp, rv, tmp + ldr \rp, =CONFIG_DEBUG_UART_PHYS + ldr \rv, =CONFIG_DEBUG_UART_VIRT + .endm +#endif + .macro senduart,rd,rx strb \rd, [\rx, #UART01x_DR] .endm diff --git a/arch/arm/include/debug/pxa.S b/arch/arm/include/debug/pxa.S deleted file mode 100644 index e1e795aa3d7f..000000000000 --- a/arch/arm/include/debug/pxa.S +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Early serial output macro for Marvell PXA/MMP SoC - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * Copyright (C) 2013 Haojian Zhuang - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#if defined(CONFIG_DEBUG_PXA_UART1) -#define PXA_UART_REG_PHYS_BASE 0x40100000 -#define PXA_UART_REG_VIRT_BASE 0xf2100000 -#elif defined(CONFIG_DEBUG_MMP_UART2) -#define PXA_UART_REG_PHYS_BASE 0xd4017000 -#define PXA_UART_REG_VIRT_BASE 0xfe017000 -#elif defined(CONFIG_DEBUG_MMP_UART3) -#define PXA_UART_REG_PHYS_BASE 0xd4018000 -#define PXA_UART_REG_VIRT_BASE 0xfe018000 -#else -#error "Select uart for DEBUG_LL" -#endif - - .macro addruart, rp, rv, tmp - ldr \rp, =PXA_UART_REG_PHYS_BASE - ldr \rv, =PXA_UART_REG_VIRT_BASE - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/include/debug/rockchip.S b/arch/arm/include/debug/rockchip.S deleted file mode 100644 index cfd883e69588..000000000000 --- a/arch/arm/include/debug/rockchip.S +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Early serial output macro for Rockchip SoCs - * - * Copyright (C) 2012 Maxime Ripard - * - * Maxime Ripard <maxime.ripard@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#if defined(CONFIG_DEBUG_RK29_UART0) -#define ROCKCHIP_UART_DEBUG_PHYS_BASE 0x20060000 -#define ROCKCHIP_UART_DEBUG_VIRT_BASE 0xfed60000 -#elif defined(CONFIG_DEBUG_RK29_UART1) -#define ROCKCHIP_UART_DEBUG_PHYS_BASE 0x20064000 -#define ROCKCHIP_UART_DEBUG_VIRT_BASE 0xfed64000 -#elif defined(CONFIG_DEBUG_RK29_UART2) -#define ROCKCHIP_UART_DEBUG_PHYS_BASE 0x20068000 -#define ROCKCHIP_UART_DEBUG_VIRT_BASE 0xfed68000 -#elif defined(CONFIG_DEBUG_RK3X_UART0) -#define ROCKCHIP_UART_DEBUG_PHYS_BASE 0x10124000 -#define ROCKCHIP_UART_DEBUG_VIRT_BASE 0xfeb24000 -#elif defined(CONFIG_DEBUG_RK3X_UART1) -#define ROCKCHIP_UART_DEBUG_PHYS_BASE 0x10126000 -#define ROCKCHIP_UART_DEBUG_VIRT_BASE 0xfeb26000 -#elif defined(CONFIG_DEBUG_RK3X_UART2) -#define ROCKCHIP_UART_DEBUG_PHYS_BASE 0x20064000 -#define ROCKCHIP_UART_DEBUG_VIRT_BASE 0xfed64000 -#elif defined(CONFIG_DEBUG_RK3X_UART3) -#define ROCKCHIP_UART_DEBUG_PHYS_BASE 0x20068000 -#define ROCKCHIP_UART_DEBUG_VIRT_BASE 0xfed68000 -#endif - - .macro addruart, rp, rv, tmp - ldr \rp, =ROCKCHIP_UART_DEBUG_PHYS_BASE - ldr \rv, =ROCKCHIP_UART_DEBUG_VIRT_BASE - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/include/debug/socfpga.S b/arch/arm/include/debug/socfpga.S deleted file mode 100644 index 966b2f994946..000000000000 --- a/arch/arm/include/debug/socfpga.S +++ /dev/null @@ -1,21 +0,0 @@ -/* - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#define UART_SHIFT 2 -#define DEBUG_LL_UART_OFFSET 0x00002000 - - .macro addruart, rp, rv, tmp - mov \rp, #DEBUG_LL_UART_OFFSET - orr \rp, \rp, #0x00c00000 - orr \rv, \rp, #0xfe000000 @ virtual base - orr \rp, \rp, #0xff000000 @ physical base - .endm - -#include "8250_32.S" - diff --git a/arch/arm/include/debug/sunxi.S b/arch/arm/include/debug/sunxi.S deleted file mode 100644 index 04eb56d5db2c..000000000000 --- a/arch/arm/include/debug/sunxi.S +++ /dev/null @@ -1,27 +0,0 @@ -/* - * Early serial output macro for Allwinner A1X SoCs - * - * Copyright (C) 2012 Maxime Ripard - * - * Maxime Ripard <maxime.ripard@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#if defined(CONFIG_DEBUG_SUNXI_UART0) -#define SUNXI_UART_DEBUG_PHYS_BASE 0x01c28000 -#define SUNXI_UART_DEBUG_VIRT_BASE 0xf1c28000 -#elif defined(CONFIG_DEBUG_SUNXI_UART1) -#define SUNXI_UART_DEBUG_PHYS_BASE 0x01c28400 -#define SUNXI_UART_DEBUG_VIRT_BASE 0xf1c28400 -#endif - - .macro addruart, rp, rv, tmp - ldr \rp, =SUNXI_UART_DEBUG_PHYS_BASE - ldr \rv, =SUNXI_UART_DEBUG_VIRT_BASE - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/include/debug/tegra.S b/arch/arm/include/debug/tegra.S index 883d7c22fd9d..be6a720dd183 100644 --- a/arch/arm/include/debug/tegra.S +++ b/arch/arm/include/debug/tegra.S @@ -221,3 +221,32 @@ 1002: #endif .endm + +/* + * Storage for the state maintained by the macros above. + * + * In the kernel proper, this data is located in arch/arm/mach-tegra/common.c. + * That's because this header is included from multiple files, and we only + * want a single copy of the data. In particular, the UART probing code above + * assumes it's running using physical addresses. This is true when this file + * is included from head.o, but not when included from debug.o. So we need + * to share the probe results between the two copies, rather than having + * to re-run the probing again later. + * + * In the decompressor, we put the symbol/storage right here, since common.c + * isn't included in the decompressor build. This symbol gets put in .text + * even though it's really data, since .data is discarded from the + * decompressor. Luckily, .text is writeable in the decompressor, unless + * CONFIG_ZBOOT_ROM. That dependency is handled in arch/arm/Kconfig.debug. + */ +#if defined(ZIMAGE) +tegra_uart_config: + /* Debug UART initialization required */ + .word 1 + /* Debug UART physical address */ + .word 0 + /* Debug UART virtual address */ + .word 0 + /* Scratch space for debug macro */ + .word 0 +#endif diff --git a/arch/arm/include/debug/u300.S b/arch/arm/include/debug/u300.S deleted file mode 100644 index 6f04f08a203c..000000000000 --- a/arch/arm/include/debug/u300.S +++ /dev/null @@ -1,18 +0,0 @@ -/* - * Copyright (C) 2006-2013 ST-Ericsson AB - * License terms: GNU General Public License (GPL) version 2 - * Debugging macro include header. - * Author: Linus Walleij <linus.walleij@stericsson.com> - */ -#define U300_SLOW_PER_PHYS_BASE 0xc0010000 -#define U300_SLOW_PER_VIRT_BASE 0xff000000 - - .macro addruart, rp, rv, tmp - /* If we move the address using MMU, use this. */ - ldr \rp, = U300_SLOW_PER_PHYS_BASE @ MMU off, physical address - ldr \rv, = U300_SLOW_PER_VIRT_BASE @ MMU on, virtual address - orr \rp, \rp, #0x00003000 - orr \rv, \rv, #0x00003000 - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/include/debug/ux500.S b/arch/arm/include/debug/ux500.S index fbd24beeb1fa..aa7f63a8b5e0 100644 --- a/arch/arm/include/debug/ux500.S +++ b/arch/arm/include/debug/ux500.S @@ -45,4 +45,4 @@ ldr \rv, =UART_VIRT_BASE @ yes, virtual address .endm -#include <asm/hardware/debug-pl01x.S> +#include <debug/pl01x.S> diff --git a/arch/arm/include/debug/vexpress.S b/arch/arm/include/debug/vexpress.S index acafb229e2b6..524acd5a223e 100644 --- a/arch/arm/include/debug/vexpress.S +++ b/arch/arm/include/debug/vexpress.S @@ -47,51 +47,5 @@ .endm -#include <asm/hardware/debug-pl01x.S> - -#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_CA9) - - .macro addruart,rp,rv,tmp - mov \rp, #DEBUG_LL_UART_OFFSET - orr \rv, \rp, #DEBUG_LL_VIRT_BASE - orr \rp, \rp, #DEBUG_LL_PHYS_BASE - .endm - -#include <asm/hardware/debug-pl01x.S> - -#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_RS1) - - .macro addruart,rp,rv,tmp - mov \rp, #DEBUG_LL_UART_OFFSET_RS1 - orr \rv, \rp, #DEBUG_LL_VIRT_BASE - orr \rp, \rp, #DEBUG_LL_PHYS_BASE_RS1 - .endm - -#include <asm/hardware/debug-pl01x.S> - -#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_CRX) - - .macro addruart,rp,tmp,tmp2 - ldr \rp, =DEBUG_LL_UART_PHYS_CRX - .endm - -#include <asm/hardware/debug-pl01x.S> - -#else /* CONFIG_DEBUG_LL_UART_NONE */ - - .macro addruart, rp, rv, tmp - /* Safe dummy values */ - mov \rp, #0 - mov \rv, #DEBUG_LL_VIRT_BASE - .endm - - .macro senduart,rd,rx - .endm - - .macro waituart,rd,rx - .endm - - .macro busyuart,rd,rx - .endm - +#include <debug/pl01x.S> #endif diff --git a/arch/arm/include/uapi/asm/Kbuild b/arch/arm/include/uapi/asm/Kbuild index 47bcb2d254af..18d76fd5a2af 100644 --- a/arch/arm/include/uapi/asm/Kbuild +++ b/arch/arm/include/uapi/asm/Kbuild @@ -1,7 +1,6 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm -header-y += a.out.h header-y += byteorder.h header-y += fcntl.h header-y += hwcap.h diff --git a/arch/arm/include/uapi/asm/a.out.h b/arch/arm/include/uapi/asm/a.out.h deleted file mode 100644 index 083894b2e3bc..000000000000 --- a/arch/arm/include/uapi/asm/a.out.h +++ /dev/null @@ -1,34 +0,0 @@ -#ifndef __ARM_A_OUT_H__ -#define __ARM_A_OUT_H__ - -#include <linux/personality.h> -#include <linux/types.h> - -struct exec -{ - __u32 a_info; /* Use macros N_MAGIC, etc for access */ - __u32 a_text; /* length of text, in bytes */ - __u32 a_data; /* length of data, in bytes */ - __u32 a_bss; /* length of uninitialized data area for file, in bytes */ - __u32 a_syms; /* length of symbol table data in file, in bytes */ - __u32 a_entry; /* start address */ - __u32 a_trsize; /* length of relocation info for text, in bytes */ - __u32 a_drsize; /* length of relocation info for data, in bytes */ -}; - -/* - * This is always the same - */ -#define N_TXTADDR(a) (0x00008000) - -#define N_TRSIZE(a) ((a).a_trsize) -#define N_DRSIZE(a) ((a).a_drsize) -#define N_SYMSIZE(a) ((a).a_syms) - -#define M_ARM 103 - -#ifndef LIBRARY_START_TEXT -#define LIBRARY_START_TEXT (0x00c00000) -#endif - -#endif /* __A_OUT_GNU_H__ */ diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index 86d10dd47dc4..5140df5f23aa 100644 --- a/arch/arm/kernel/Makefile +++ b/arch/arm/kernel/Makefile @@ -24,7 +24,7 @@ obj-$(CONFIG_ATAGS_PROC) += atags_proc.o obj-$(CONFIG_DEPRECATED_PARAM_STRUCT) += atags_compat.o ifeq ($(CONFIG_CPU_V7M),y) -obj-y += entry-v7m.o +obj-y += entry-v7m.o v7m.o else obj-y += entry-armv.o endif diff --git a/arch/arm/kernel/atags.h b/arch/arm/kernel/atags.h index 9edc9692332d..ec4164da6e30 100644 --- a/arch/arm/kernel/atags.h +++ b/arch/arm/kernel/atags.h @@ -7,9 +7,10 @@ static inline void save_atags(struct tag *tags) { } void convert_to_tag_list(struct tag *tags); #ifdef CONFIG_ATAGS -struct machine_desc *setup_machine_tags(phys_addr_t __atags_pointer, unsigned int machine_nr); +const struct machine_desc *setup_machine_tags(phys_addr_t __atags_pointer, + unsigned int machine_nr); #else -static inline struct machine_desc * +static inline const struct machine_desc * setup_machine_tags(phys_addr_t __atags_pointer, unsigned int machine_nr) { early_print("no ATAGS support: can't continue\n"); diff --git a/arch/arm/kernel/atags_parse.c b/arch/arm/kernel/atags_parse.c index 14512e6931d8..8c14de8180c0 100644 --- a/arch/arm/kernel/atags_parse.c +++ b/arch/arm/kernel/atags_parse.c @@ -178,11 +178,11 @@ static void __init squash_mem_tags(struct tag *tag) tag->hdr.tag = ATAG_NONE; } -struct machine_desc * __init setup_machine_tags(phys_addr_t __atags_pointer, - unsigned int machine_nr) +const struct machine_desc * __init +setup_machine_tags(phys_addr_t __atags_pointer, unsigned int machine_nr) { struct tag *tags = (struct tag *)&default_tags; - struct machine_desc *mdesc = NULL, *p; + const struct machine_desc *mdesc = NULL, *p; char *from = default_command_line; default_tags.mem.start = PHYS_OFFSET; diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index 261fcc826169..88e14d74b6de 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -525,11 +525,6 @@ void pci_common_init_dev(struct device *parent, struct hw_pci *hw) * Assign resources. */ pci_bus_assign_resources(bus); - - /* - * Enable bridges - */ - pci_enable_bridges(bus); } /* diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c index 5859c8bc727c..f35906b3d8c9 100644 --- a/arch/arm/kernel/devtree.c +++ b/arch/arm/kernel/devtree.c @@ -169,6 +169,11 @@ void __init arm_dt_init_cpu_maps(void) } } +bool arch_match_cpu_phys_id(int cpu, u64 phys_id) +{ + return (phys_id & MPIDR_HWID_BITMASK) == cpu_logical_map(cpu); +} + /** * setup_machine_fdt - Machine setup when an dtb was passed to the kernel * @dt_phys: physical address of dt blob @@ -176,10 +181,10 @@ void __init arm_dt_init_cpu_maps(void) * If a dtb was passed to the kernel in r2, then use it to choose the * correct machine_desc and to setup the system. */ -struct machine_desc * __init setup_machine_fdt(unsigned int dt_phys) +const struct machine_desc * __init setup_machine_fdt(unsigned int dt_phys) { struct boot_param_header *devtree; - struct machine_desc *mdesc, *mdesc_best = NULL; + const struct machine_desc *mdesc, *mdesc_best = NULL; unsigned int score, mdesc_score = ~1; unsigned long dt_root; const char *model; @@ -188,7 +193,7 @@ struct machine_desc * __init setup_machine_fdt(unsigned int dt_phys) DT_MACHINE_START(GENERIC_DT, "Generic DT based system") MACHINE_END - mdesc_best = (struct machine_desc *)&__mach_desc_GENERIC_DT; + mdesc_best = &__mach_desc_GENERIC_DT; #endif if (!dt_phys) diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index a39cfc2a1f90..9cbe70c8b0ef 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -357,7 +357,8 @@ ENDPROC(__pabt_svc) .endm .macro kuser_cmpxchg_check -#if !defined(CONFIG_CPU_32v6K) && !defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG) +#if !defined(CONFIG_CPU_32v6K) && defined(CONFIG_KUSER_HELPERS) && \ + !defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG) #ifndef CONFIG_MMU #warning "NPTL on non MMU needs fixing" #else @@ -742,6 +743,18 @@ ENDPROC(__switch_to) #endif .endm + .macro kuser_pad, sym, size + .if (. - \sym) & 3 + .rept 4 - (. - \sym) & 3 + .byte 0 + .endr + .endif + .rept (\size - (. - \sym)) / 4 + .word 0xe7fddef1 + .endr + .endm + +#ifdef CONFIG_KUSER_HELPERS .align 5 .globl __kuser_helper_start __kuser_helper_start: @@ -832,18 +845,13 @@ kuser_cmpxchg64_fixup: #error "incoherent kernel configuration" #endif - /* pad to next slot */ - .rept (16 - (. - __kuser_cmpxchg64)/4) - .word 0 - .endr - - .align 5 + kuser_pad __kuser_cmpxchg64, 64 __kuser_memory_barrier: @ 0xffff0fa0 smp_dmb arm usr_ret lr - .align 5 + kuser_pad __kuser_memory_barrier, 32 __kuser_cmpxchg: @ 0xffff0fc0 @@ -916,13 +924,14 @@ kuser_cmpxchg32_fixup: #endif - .align 5 + kuser_pad __kuser_cmpxchg, 32 __kuser_get_tls: @ 0xffff0fe0 ldr r0, [pc, #(16 - 8)] @ read TLS, set in kuser_get_tls_init usr_ret lr mrc p15, 0, r0, c13, c0, 3 @ 0xffff0fe8 hardware TLS code - .rep 4 + kuser_pad __kuser_get_tls, 16 + .rep 3 .word 0 @ 0xffff0ff0 software TLS value, then .endr @ pad up to __kuser_helper_version @@ -932,14 +941,16 @@ __kuser_helper_version: @ 0xffff0ffc .globl __kuser_helper_end __kuser_helper_end: +#endif + THUMB( .thumb ) /* * Vector stubs. * - * This code is copied to 0xffff0200 so we can use branches in the - * vectors, rather than ldr's. Note that this code must not - * exceed 0x300 bytes. + * This code is copied to 0xffff1000 so we can use branches in the + * vectors, rather than ldr's. Note that this code must not exceed + * a page size. * * Common stub entry macro: * Enter in IRQ mode, spsr = SVC/USR CPSR, lr = SVC/USR PC @@ -986,8 +997,17 @@ ENDPROC(vector_\name) 1: .endm - .globl __stubs_start + .section .stubs, "ax", %progbits __stubs_start: + @ This must be the first word + .word vector_swi + +vector_rst: + ARM( swi SYS_ERROR0 ) + THUMB( svc #0 ) + THUMB( nop ) + b vector_und + /* * Interrupt dispatcher */ @@ -1082,6 +1102,16 @@ __stubs_start: .align 5 /*============================================================================= + * Address exception handler + *----------------------------------------------------------------------------- + * These aren't too critical. + * (they're not supposed to happen, and won't happen in 32-bit data mode). + */ + +vector_addrexcptn: + b vector_addrexcptn + +/*============================================================================= * Undefined FIQs *----------------------------------------------------------------------------- * Enter in FIQ mode, spsr = ANY CPSR, lr = ANY PC @@ -1094,45 +1124,19 @@ __stubs_start: vector_fiq: subs pc, lr, #4 -/*============================================================================= - * Address exception handler - *----------------------------------------------------------------------------- - * These aren't too critical. - * (they're not supposed to happen, and won't happen in 32-bit data mode). - */ - -vector_addrexcptn: - b vector_addrexcptn - -/* - * We group all the following data together to optimise - * for CPUs with separate I & D caches. - */ - .align 5 - -.LCvswi: - .word vector_swi - - .globl __stubs_end -__stubs_end: - - .equ stubs_offset, __vectors_start + 0x200 - __stubs_start + .globl vector_fiq_offset + .equ vector_fiq_offset, vector_fiq - .globl __vectors_start + .section .vectors, "ax", %progbits __vectors_start: - ARM( swi SYS_ERROR0 ) - THUMB( svc #0 ) - THUMB( nop ) - W(b) vector_und + stubs_offset - W(ldr) pc, .LCvswi + stubs_offset - W(b) vector_pabt + stubs_offset - W(b) vector_dabt + stubs_offset - W(b) vector_addrexcptn + stubs_offset - W(b) vector_irq + stubs_offset - W(b) vector_fiq + stubs_offset - - .globl __vectors_end -__vectors_end: + W(b) vector_rst + W(b) vector_und + W(ldr) pc, __vectors_start + 0x1000 + W(b) vector_pabt + W(b) vector_dabt + W(b) vector_addrexcptn + W(b) vector_irq + W(b) vector_fiq .data diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 94104bf69719..74ad15d1a065 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -442,10 +442,10 @@ local_restart: ldrcc pc, [tbl, scno, lsl #2] @ call sys_* routine add r1, sp, #S_OFF -2: mov why, #0 @ no longer a real syscall cmp scno, #(__ARM_NR_BASE - __NR_SYSCALL_BASE) eor r0, scno, #__NR_SYSCALL_BASE @ put OS number back - bcs arm_syscall + bcs arm_syscall +2: mov why, #0 @ no longer a real syscall b sys_ni_syscall @ not private func #if defined(CONFIG_OABI_COMPAT) || !defined(CONFIG_AEABI) diff --git a/arch/arm/kernel/entry-v7m.S b/arch/arm/kernel/entry-v7m.S index e00621f1403f..52b26432c9a9 100644 --- a/arch/arm/kernel/entry-v7m.S +++ b/arch/arm/kernel/entry-v7m.S @@ -49,7 +49,7 @@ __irq_entry: mov r1, sp stmdb sp!, {lr} @ routine called with r0 = irq number, r1 = struct pt_regs * - bl nvic_do_IRQ + bl nvic_handle_irq pop {lr} @ diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c index 2adda11f712f..918875d96d5d 100644 --- a/arch/arm/kernel/fiq.c +++ b/arch/arm/kernel/fiq.c @@ -47,6 +47,11 @@ #include <asm/irq.h> #include <asm/traps.h> +#define FIQ_OFFSET ({ \ + extern void *vector_fiq_offset; \ + (unsigned)&vector_fiq_offset; \ + }) + static unsigned long no_fiq_insn; /* Default reacquire function @@ -79,14 +84,14 @@ int show_fiq_list(struct seq_file *p, int prec) void set_fiq_handler(void *start, unsigned int length) { -#if defined(CONFIG_CPU_USE_DOMAINS) - memcpy((void *)0xffff001c, start, length); -#else - memcpy(vectors_page + 0x1c, start, length); -#endif - flush_icache_range(0xffff001c, 0xffff001c + length); - if (!vectors_high()) - flush_icache_range(0x1c, 0x1c + length); + void *base = vectors_page; + unsigned offset = FIQ_OFFSET; + + memcpy(base + offset, start, length); + if (!cache_is_vipt_nonaliasing()) + flush_icache_range((unsigned long)base + offset, offset + + length); + flush_icache_range(0xffff0000 + offset, 0xffff0000 + offset + length); } int claim_fiq(struct fiq_handler *f) @@ -144,6 +149,7 @@ EXPORT_SYMBOL(disable_fiq); void __init init_FIQ(int start) { - no_fiq_insn = *(unsigned long *)0xffff001c; + unsigned offset = FIQ_OFFSET; + no_fiq_insn = *(unsigned long *)(0xffff0000 + offset); fiq_start = start; } diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S index 76ab5ca50610..47cd974e57ea 100644 --- a/arch/arm/kernel/head-common.S +++ b/arch/arm/kernel/head-common.S @@ -149,7 +149,6 @@ ENDPROC(lookup_processor_type) * r5 = proc_info pointer in physical address space * r9 = cpuid (preserved) */ - __CPUINIT __lookup_processor_type: adr r3, __lookup_processor_type_data ldmia r3, {r4 - r6} diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S index 75f14cc3e073..14235ba64a90 100644 --- a/arch/arm/kernel/head-nommu.S +++ b/arch/arm/kernel/head-nommu.S @@ -87,7 +87,7 @@ ENTRY(stext) ENDPROC(stext) #ifdef CONFIG_SMP - __CPUINIT + .text ENTRY(secondary_startup) /* * Common entry point for secondary CPUs. diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 45e8935cae4e..2c7cc1e03473 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -343,7 +343,7 @@ __turn_mmu_on_loc: .long __turn_mmu_on_end #if defined(CONFIG_SMP) - __CPUINIT + .text ENTRY(secondary_startup) /* * Common entry point for secondary CPUs. diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index 1fd749ee4a1b..7b95de601357 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -1020,7 +1020,7 @@ out_mdbgen: cpumask_or(&debug_err_mask, &debug_err_mask, cpumask_of(cpu)); } -static int __cpuinit dbg_reset_notify(struct notifier_block *self, +static int dbg_reset_notify(struct notifier_block *self, unsigned long action, void *cpu) { if ((action & ~CPU_TASKS_FROZEN) == CPU_ONLINE) @@ -1029,7 +1029,7 @@ static int __cpuinit dbg_reset_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata dbg_reset_nb = { +static struct notifier_block dbg_reset_nb = { .notifier_call = dbg_reset_notify, }; diff --git a/arch/arm/kernel/hyp-stub.S b/arch/arm/kernel/hyp-stub.S index 4910232c4833..797b1a6a4906 100644 --- a/arch/arm/kernel/hyp-stub.S +++ b/arch/arm/kernel/hyp-stub.S @@ -56,8 +56,8 @@ ENTRY(__boot_cpu_mode) ldr \reg3, [\reg2] ldr \reg1, [\reg2, \reg3] cmp \mode, \reg1 @ matches primary CPU boot mode? - orrne r7, r7, #BOOT_CPU_MODE_MISMATCH - strne r7, [r5, r6] @ record what happened and give up + orrne \reg1, \reg1, #BOOT_CPU_MODE_MISMATCH + strne \reg1, [\reg2, \reg3] @ record what happened and give up .endm #else /* ZIMAGE */ diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index 4fb074c446bf..57221e349a7c 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -15,6 +15,7 @@ #include <asm/mmu_context.h> #include <asm/cacheflush.h> #include <asm/mach-types.h> +#include <asm/smp_plat.h> #include <asm/system_misc.h> extern const unsigned char relocate_new_kernel[]; @@ -39,6 +40,14 @@ int machine_kexec_prepare(struct kimage *image) int i, err; /* + * Validate that if the current HW supports SMP, then the SW supports + * and implements CPU hotplug for the current HW. If not, we won't be + * able to kexec reliably, so fail the prepare operation. + */ + if (num_possible_cpus() > 1 && !platform_can_cpu_hotplug()) + return -EINVAL; + + /* * No segment at default ATAGs address. try to locate * a dtb using magic. */ @@ -73,6 +82,7 @@ void machine_crash_nonpanic_core(void *unused) crash_save_cpu(®s, smp_processor_id()); flush_cache_all(); + set_cpu_online(smp_processor_id(), false); atomic_dec(&waiting_for_crash_ipi); while (1) cpu_relax(); @@ -134,10 +144,13 @@ void machine_kexec(struct kimage *image) unsigned long reboot_code_buffer_phys; void *reboot_code_buffer; - if (num_online_cpus() > 1) { - pr_err("kexec: error: multiple CPUs still online\n"); - return; - } + /* + * This can only happen if machine_shutdown() failed to disable some + * CPU, and that can only happen if the checks in + * machine_kexec_prepare() were not correct. If this fails, we can't + * reliably kexec anyway, so BUG_ON is appropriate. + */ + BUG_ON(num_online_cpus() > 1); page_list = image->head & PAGE_MASK; diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c index 85c3fb6c93c2..084dc8896986 100644 --- a/arch/arm/kernel/module.c +++ b/arch/arm/kernel/module.c @@ -292,12 +292,20 @@ int module_finalize(const Elf32_Ehdr *hdr, const Elf_Shdr *sechdrs, maps[ARM_SEC_CORE].unw_sec = s; else if (strcmp(".ARM.exidx.exit.text", secname) == 0) maps[ARM_SEC_EXIT].unw_sec = s; + else if (strcmp(".ARM.exidx.text.unlikely", secname) == 0) + maps[ARM_SEC_UNLIKELY].unw_sec = s; + else if (strcmp(".ARM.exidx.text.hot", secname) == 0) + maps[ARM_SEC_HOT].unw_sec = s; else if (strcmp(".init.text", secname) == 0) maps[ARM_SEC_INIT].txt_sec = s; else if (strcmp(".text", secname) == 0) maps[ARM_SEC_CORE].txt_sec = s; else if (strcmp(".exit.text", secname) == 0) maps[ARM_SEC_EXIT].txt_sec = s; + else if (strcmp(".text.unlikely", secname) == 0) + maps[ARM_SEC_UNLIKELY].txt_sec = s; + else if (strcmp(".text.hot", secname) == 0) + maps[ARM_SEC_HOT].txt_sec = s; } for (i = 0; i < ARM_SEC_MAX; i++) diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index d9f5cd4e533f..e186ee1e63f6 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -53,7 +53,12 @@ armpmu_map_cache_event(const unsigned (*cache_map) static int armpmu_map_hw_event(const unsigned (*event_map)[PERF_COUNT_HW_MAX], u64 config) { - int mapping = (*event_map)[config]; + int mapping; + + if (config >= PERF_COUNT_HW_MAX) + return -EINVAL; + + mapping = (*event_map)[config]; return mapping == HW_OP_UNSUPPORTED ? -ENOENT : mapping; } @@ -253,6 +258,9 @@ validate_event(struct pmu_hw_events *hw_events, struct arm_pmu *armpmu = to_arm_pmu(event->pmu); struct pmu *leader_pmu = event->group_leader->pmu; + if (is_software_event(event)) + return 1; + if (event->pmu != leader_pmu || event->state < PERF_EVENT_STATE_OFF) return 1; diff --git a/arch/arm/kernel/perf_event_cpu.c b/arch/arm/kernel/perf_event_cpu.c index 1f2740e3dbc0..8d6147b2001f 100644 --- a/arch/arm/kernel/perf_event_cpu.c +++ b/arch/arm/kernel/perf_event_cpu.c @@ -118,7 +118,8 @@ static int cpu_pmu_request_irq(struct arm_pmu *cpu_pmu, irq_handler_t handler) continue; } - err = request_irq(irq, handler, IRQF_NOBALANCING, "arm-pmu", + err = request_irq(irq, handler, + IRQF_NOBALANCING | IRQF_NO_THREAD, "arm-pmu", cpu_pmu); if (err) { pr_err("unable to request IRQ%d for ARM PMU counters\n", @@ -157,8 +158,8 @@ static void cpu_pmu_init(struct arm_pmu *cpu_pmu) * UNKNOWN at reset, the PMU must be explicitly reset to avoid reading * junk values out of them. */ -static int __cpuinit cpu_pmu_notify(struct notifier_block *b, - unsigned long action, void *hcpu) +static int cpu_pmu_notify(struct notifier_block *b, unsigned long action, + void *hcpu) { if ((action & ~CPU_TASKS_FROZEN) != CPU_STARTING) return NOTIFY_DONE; @@ -171,7 +172,7 @@ static int __cpuinit cpu_pmu_notify(struct notifier_block *b, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata cpu_pmu_hotplug_notifier = { +static struct notifier_block cpu_pmu_hotplug_notifier = { .notifier_call = cpu_pmu_notify, }; diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index d3ca4f6915af..94f6b05f9e24 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -197,6 +197,7 @@ void machine_shutdown(void) */ void machine_halt(void) { + local_irq_disable(); smp_send_stop(); local_irq_disable(); @@ -211,6 +212,7 @@ void machine_halt(void) */ void machine_power_off(void) { + local_irq_disable(); smp_send_stop(); if (pm_power_off) @@ -230,6 +232,7 @@ void machine_power_off(void) */ void machine_restart(char *cmd) { + local_irq_disable(); smp_send_stop(); arm_pm_restart(reboot_mode, cmd); @@ -426,10 +429,11 @@ unsigned long arch_randomize_brk(struct mm_struct *mm) } #ifdef CONFIG_MMU +#ifdef CONFIG_KUSER_HELPERS /* * The vectors page is always readable from user space for the - * atomic helpers and the signal restart code. Insert it into the - * gate_vma so that it is visible through ptrace and /proc/<pid>/mem. + * atomic helpers. Insert it into the gate_vma so that it is visible + * through ptrace and /proc/<pid>/mem. */ static struct vm_area_struct gate_vma = { .vm_start = 0xffff0000, @@ -458,9 +462,48 @@ int in_gate_area_no_mm(unsigned long addr) { return in_gate_area(NULL, addr); } +#define is_gate_vma(vma) ((vma) == &gate_vma) +#else +#define is_gate_vma(vma) 0 +#endif const char *arch_vma_name(struct vm_area_struct *vma) { - return (vma == &gate_vma) ? "[vectors]" : NULL; + return is_gate_vma(vma) ? "[vectors]" : + (vma->vm_mm && vma->vm_start == vma->vm_mm->context.sigpage) ? + "[sigpage]" : NULL; +} + +static struct page *signal_page; +extern struct page *get_signal_page(void); + +int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) +{ + struct mm_struct *mm = current->mm; + unsigned long addr; + int ret; + + if (!signal_page) + signal_page = get_signal_page(); + if (!signal_page) + return -ENOMEM; + + down_write(&mm->mmap_sem); + addr = get_unmapped_area(NULL, 0, PAGE_SIZE, 0, 0); + if (IS_ERR_VALUE(addr)) { + ret = addr; + goto up_fail; + } + + ret = install_special_mapping(mm, addr, PAGE_SIZE, + VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC, + &signal_page); + + if (ret == 0) + mm->context.sigpage = addr; + + up_fail: + up_write(&mm->mmap_sem); + return ret; } #endif diff --git a/arch/arm/kernel/psci_smp.c b/arch/arm/kernel/psci_smp.c index 219f1d73572a..70ded3fb42d9 100644 --- a/arch/arm/kernel/psci_smp.c +++ b/arch/arm/kernel/psci_smp.c @@ -46,8 +46,7 @@ extern void secondary_startup(void); -static int __cpuinit psci_boot_secondary(unsigned int cpu, - struct task_struct *idle) +static int psci_boot_secondary(unsigned int cpu, struct task_struct *idle) { if (psci_ops.cpu_on) return psci_ops.cpu_on(cpu_logical_map(cpu), diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 63af9a7ae512..0e1e2b3afa45 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -72,10 +72,10 @@ static int __init fpe_setup(char *line) __setup("fpe=", fpe_setup); #endif -extern void paging_init(struct machine_desc *desc); +extern void paging_init(const struct machine_desc *desc); extern void sanity_check_meminfo(void); extern enum reboot_mode reboot_mode; -extern void setup_dma_zone(struct machine_desc *desc); +extern void setup_dma_zone(const struct machine_desc *desc); unsigned int processor_id; EXPORT_SYMBOL(processor_id); @@ -139,7 +139,7 @@ EXPORT_SYMBOL(elf_platform); static const char *cpu_name; static const char *machine_name; static char __initdata cmd_line[COMMAND_LINE_SIZE]; -struct machine_desc *machine_desc __initdata; +const struct machine_desc *machine_desc __initdata; static union { char c[4]; unsigned long l; } endian_test __initdata = { { 'l', '?', '?', 'b' } }; #define ENDIANNESS ((char)endian_test.l) @@ -607,7 +607,7 @@ static void __init setup_processor(void) void __init dump_machine_table(void) { - struct machine_desc *p; + const struct machine_desc *p; early_print("Available machine support:\n\nID (hex)\tNAME\n"); for_each_machine_desc(p) @@ -694,7 +694,7 @@ static int __init early_mem(char *p) } early_param("mem", early_mem); -static void __init request_standard_resources(struct machine_desc *mdesc) +static void __init request_standard_resources(const struct machine_desc *mdesc) { struct memblock_region *region; struct resource *res; @@ -836,6 +836,8 @@ static int __init meminfo_cmp(const void *_a, const void *_b) void __init hyp_mode_check(void) { #ifdef CONFIG_ARM_VIRT_EXT + sync_boot_mode(); + if (is_hyp_mode_available()) { pr_info("CPU: All CPU(s) started in HYP mode.\n"); pr_info("CPU: Virtualization extensions available.\n"); @@ -850,7 +852,7 @@ void __init hyp_mode_check(void) void __init setup_arch(char **cmdline_p) { - struct machine_desc *mdesc; + const struct machine_desc *mdesc; setup_processor(); mdesc = setup_machine_fdt(__atags_pointer); @@ -971,6 +973,7 @@ static const char *hwcap_str[] = { "vfpv4", "idiva", "idivt", + "vfpd32", "lpae", NULL }; @@ -991,15 +994,6 @@ static int c_show(struct seq_file *m, void *v) seq_printf(m, "model name\t: %s rev %d (%s)\n", cpu_name, cpuid & 15, elf_platform); -#if defined(CONFIG_SMP) - seq_printf(m, "BogoMIPS\t: %lu.%02lu\n", - per_cpu(cpu_data, i).loops_per_jiffy / (500000UL/HZ), - (per_cpu(cpu_data, i).loops_per_jiffy / (5000UL/HZ)) % 100); -#else - seq_printf(m, "BogoMIPS\t: %lu.%02lu\n", - loops_per_jiffy / (500000/HZ), - (loops_per_jiffy / (5000/HZ)) % 100); -#endif /* dump out the processor features */ seq_puts(m, "Features\t: "); diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 1c16c35c271a..ab3304225272 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -8,6 +8,7 @@ * published by the Free Software Foundation. */ #include <linux/errno.h> +#include <linux/random.h> #include <linux/signal.h> #include <linux/personality.h> #include <linux/uaccess.h> @@ -15,12 +16,11 @@ #include <asm/elf.h> #include <asm/cacheflush.h> +#include <asm/traps.h> #include <asm/ucontext.h> #include <asm/unistd.h> #include <asm/vfp.h> -#include "signal.h" - /* * For ARM syscalls, we encode the syscall number into the instruction. */ @@ -40,11 +40,13 @@ #define SWI_THUMB_SIGRETURN (0xdf00 << 16 | 0x2700 | (__NR_sigreturn - __NR_SYSCALL_BASE)) #define SWI_THUMB_RT_SIGRETURN (0xdf00 << 16 | 0x2700 | (__NR_rt_sigreturn - __NR_SYSCALL_BASE)) -const unsigned long sigreturn_codes[7] = { +static const unsigned long sigreturn_codes[7] = { MOV_R7_NR_SIGRETURN, SWI_SYS_SIGRETURN, SWI_THUMB_SIGRETURN, MOV_R7_NR_RT_SIGRETURN, SWI_SYS_RT_SIGRETURN, SWI_THUMB_RT_SIGRETURN, }; +static unsigned long signal_return_offset; + #ifdef CONFIG_CRUNCH static int preserve_crunch_context(struct crunch_sigframe __user *frame) { @@ -400,14 +402,20 @@ setup_return(struct pt_regs *regs, struct ksignal *ksig, __put_user(sigreturn_codes[idx+1], rc+1)) return 1; - if ((cpsr & MODE32_BIT) && !IS_ENABLED(CONFIG_ARM_MPU)) { +#ifdef CONFIG_MMU + if (cpsr & MODE32_BIT) { + struct mm_struct *mm = current->mm; + /* - * 32-bit code can use the new high-page - * signal return code support except when the MPU has - * protected the vectors page from PL0 + * 32-bit code can use the signal return page + * except when the MPU has protected the vectors + * page from PL0 */ - retcode = KERN_SIGRETURN_CODE + (idx << 2) + thumb; - } else { + retcode = mm->context.sigpage + signal_return_offset + + (idx << 2) + thumb; + } else +#endif + { /* * Ensure that the instruction cache sees * the return code written onto the stack. @@ -608,3 +616,33 @@ do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall) } while (thread_flags & _TIF_WORK_MASK); return 0; } + +struct page *get_signal_page(void) +{ + unsigned long ptr; + unsigned offset; + struct page *page; + void *addr; + + page = alloc_pages(GFP_KERNEL, 0); + + if (!page) + return NULL; + + addr = page_address(page); + + /* Give the signal return code some randomness */ + offset = 0x200 + (get_random_int() & 0x7fc); + signal_return_offset = offset; + + /* + * Copy signal return handlers into the vector page, and + * set sigreturn to be a pointer to these. + */ + memcpy(addr + offset, sigreturn_codes, sizeof(sigreturn_codes)); + + ptr = (unsigned long)addr + offset; + flush_icache_range(ptr, ptr + sizeof(sigreturn_codes)); + + return page; +} diff --git a/arch/arm/kernel/signal.h b/arch/arm/kernel/signal.h deleted file mode 100644 index 5ff067b7c752..000000000000 --- a/arch/arm/kernel/signal.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * linux/arch/arm/kernel/signal.h - * - * Copyright (C) 2005-2009 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#define KERN_SIGRETURN_CODE (CONFIG_VECTORS_BASE + 0x00000500) - -extern const unsigned long sigreturn_codes[7]; diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index c5fb5469054b..92d10e503746 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -58,7 +58,7 @@ struct secondary_data secondary_data; * control for which core is the next to come out of the secondary * boot "holding pen" */ -volatile int __cpuinitdata pen_release = -1; +volatile int pen_release = -1; enum ipi_msg_type { IPI_WAKEUP, @@ -86,7 +86,7 @@ static unsigned long get_arch_pgd(pgd_t *pgd) return pgdir >> ARCH_PGD_SHIFT; } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) +int __cpu_up(unsigned int cpu, struct task_struct *idle) { int ret; @@ -138,13 +138,23 @@ void __init smp_init_cpus(void) smp_ops.smp_init_cpus(); } -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +int boot_secondary(unsigned int cpu, struct task_struct *idle) { if (smp_ops.smp_boot_secondary) return smp_ops.smp_boot_secondary(cpu, idle); return -ENOSYS; } +int platform_can_cpu_hotplug(void) +{ +#ifdef CONFIG_HOTPLUG_CPU + if (smp_ops.cpu_kill) + return 1; +#endif + + return 0; +} + #ifdef CONFIG_HOTPLUG_CPU static void percpu_timer_stop(void); @@ -170,7 +180,7 @@ static int platform_cpu_disable(unsigned int cpu) /* * __cpu_disable runs on the processor to be shutdown. */ -int __cpuinit __cpu_disable(void) +int __cpu_disable(void) { unsigned int cpu = smp_processor_id(); int ret; @@ -216,7 +226,7 @@ static DECLARE_COMPLETION(cpu_died); * called on the thread which is asking for a CPU to be shutdown - * waits until shutdown has completed, or it is timed out. */ -void __cpuinit __cpu_die(unsigned int cpu) +void __cpu_die(unsigned int cpu) { if (!wait_for_completion_timeout(&cpu_died, msecs_to_jiffies(5000))) { pr_err("CPU%u: cpu didn't die\n", cpu); @@ -306,7 +316,7 @@ void __ref cpu_die(void) * Called by both boot and secondaries to move global data into * per-processor storage. */ -static void __cpuinit smp_store_cpu_info(unsigned int cpuid) +static void smp_store_cpu_info(unsigned int cpuid) { struct cpuinfo_arm *cpu_info = &per_cpu(cpu_data, cpuid); @@ -322,7 +332,7 @@ static void percpu_timer_setup(void); * This is the secondary CPU boot entry. We're using this CPUs * idle thread stack, but a set of temporary page tables. */ -asmlinkage void __cpuinit secondary_start_kernel(void) +asmlinkage void secondary_start_kernel(void) { struct mm_struct *mm = &init_mm; unsigned int cpu; @@ -388,17 +398,8 @@ asmlinkage void __cpuinit secondary_start_kernel(void) void __init smp_cpus_done(unsigned int max_cpus) { - int cpu; - unsigned long bogosum = 0; - - for_each_online_cpu(cpu) - bogosum += per_cpu(cpu_data, cpu).loops_per_jiffy; - - printk(KERN_INFO "SMP: Total of %d processors activated " - "(%lu.%02lu BogoMIPS).\n", - num_online_cpus(), - bogosum / (500000/HZ), - (bogosum / (5000/HZ)) % 100); + printk(KERN_INFO "SMP: Total of %d processors activated.\n", + num_online_cpus()); hyp_mode_check(); } @@ -521,7 +522,7 @@ static void broadcast_timer_set_mode(enum clock_event_mode mode, { } -static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt) +static void broadcast_timer_setup(struct clock_event_device *evt) { evt->name = "dummy_timer"; evt->features = CLOCK_EVT_FEAT_ONESHOT | @@ -550,7 +551,7 @@ int local_timer_register(struct local_timer_ops *ops) } #endif -static void __cpuinit percpu_timer_setup(void) +static void percpu_timer_setup(void) { unsigned int cpu = smp_processor_id(); struct clock_event_device *evt = &per_cpu(percpu_clockevent, cpu); diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c index a98b62dca2fa..83ccca303df8 100644 --- a/arch/arm/kernel/smp_tlb.c +++ b/arch/arm/kernel/smp_tlb.c @@ -70,23 +70,6 @@ static inline void ipi_flush_bp_all(void *ignored) local_flush_bp_all(); } -#ifdef CONFIG_ARM_ERRATA_798181 -static int erratum_a15_798181(void) -{ - unsigned int midr = read_cpuid_id(); - - /* Cortex-A15 r0p0..r3p2 affected */ - if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2) - return 0; - return 1; -} -#else -static int erratum_a15_798181(void) -{ - return 0; -} -#endif - static void ipi_flush_tlb_a15_erratum(void *arg) { dmb(); @@ -121,7 +104,7 @@ void flush_tlb_all(void) if (tlb_ops_need_broadcast()) on_each_cpu(ipi_flush_tlb_all, NULL, 1); else - local_flush_tlb_all(); + __flush_tlb_all(); broadcast_tlb_a15_erratum(); } @@ -130,7 +113,7 @@ void flush_tlb_mm(struct mm_struct *mm) if (tlb_ops_need_broadcast()) on_each_cpu_mask(mm_cpumask(mm), ipi_flush_tlb_mm, mm, 1); else - local_flush_tlb_mm(mm); + __flush_tlb_mm(mm); broadcast_tlb_mm_a15_erratum(mm); } @@ -143,7 +126,7 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) on_each_cpu_mask(mm_cpumask(vma->vm_mm), ipi_flush_tlb_page, &ta, 1); } else - local_flush_tlb_page(vma, uaddr); + __flush_tlb_page(vma, uaddr); broadcast_tlb_mm_a15_erratum(vma->vm_mm); } @@ -154,7 +137,7 @@ void flush_tlb_kernel_page(unsigned long kaddr) ta.ta_start = kaddr; on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1); } else - local_flush_tlb_kernel_page(kaddr); + __flush_tlb_kernel_page(kaddr); broadcast_tlb_a15_erratum(); } @@ -190,5 +173,5 @@ void flush_bp_all(void) if (tlb_ops_need_broadcast()) on_each_cpu(ipi_flush_bp_all, NULL, 1); else - local_flush_bp_all(); + __flush_bp_all(); } diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index f6fd1d4398c6..25956204ef23 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -187,7 +187,7 @@ core_initcall(twd_cpufreq_init); #endif -static void __cpuinit twd_calibrate_rate(void) +static void twd_calibrate_rate(void) { unsigned long count; u64 waitjiffies; @@ -265,7 +265,7 @@ static void twd_get_clock(struct device_node *np) /* * Setup the local clock events for a CPU. */ -static int __cpuinit twd_timer_setup(struct clock_event_device *clk) +static int twd_timer_setup(struct clock_event_device *clk) { struct clock_event_device **this_cpu_clk; int cpu = smp_processor_id(); @@ -308,7 +308,7 @@ static int __cpuinit twd_timer_setup(struct clock_event_device *clk) return 0; } -static struct local_timer_ops twd_lt_ops __cpuinitdata = { +static struct local_timer_ops twd_lt_ops = { .setup = twd_timer_setup, .stop = twd_timer_stop, }; diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c index c5a59546a256..85a87370f144 100644 --- a/arch/arm/kernel/topology.c +++ b/arch/arm/kernel/topology.c @@ -74,12 +74,8 @@ struct cpu_efficiency table_efficiency[] = { {NULL, }, }; -struct cpu_capacity { - unsigned long hwid; - unsigned long capacity; -}; - -struct cpu_capacity *cpu_capacity; +unsigned long *__cpu_capacity; +#define cpu_capacity(cpu) __cpu_capacity[cpu] unsigned long middle_capacity = 1; @@ -100,15 +96,19 @@ static void __init parse_dt_topology(void) unsigned long capacity = 0; int alloc_size, cpu = 0; - alloc_size = nr_cpu_ids * sizeof(struct cpu_capacity); - cpu_capacity = kzalloc(alloc_size, GFP_NOWAIT); + alloc_size = nr_cpu_ids * sizeof(*__cpu_capacity); + __cpu_capacity = kzalloc(alloc_size, GFP_NOWAIT); - while ((cn = of_find_node_by_type(cn, "cpu"))) { - const u32 *rate, *reg; + for_each_possible_cpu(cpu) { + const u32 *rate; int len; - if (cpu >= num_possible_cpus()) - break; + /* too early to use cpu->of_node */ + cn = of_get_cpu_node(cpu, NULL); + if (!cn) { + pr_err("missing device node for CPU %d\n", cpu); + continue; + } for (cpu_eff = table_efficiency; cpu_eff->compatible; cpu_eff++) if (of_device_is_compatible(cn, cpu_eff->compatible)) @@ -124,12 +124,6 @@ static void __init parse_dt_topology(void) continue; } - reg = of_get_property(cn, "reg", &len); - if (!reg || len != 4) { - pr_err("%s missing reg property\n", cn->full_name); - continue; - } - capacity = ((be32_to_cpup(rate)) >> 20) * cpu_eff->efficiency; /* Save min capacity of the system */ @@ -140,13 +134,9 @@ static void __init parse_dt_topology(void) if (capacity > max_capacity) max_capacity = capacity; - cpu_capacity[cpu].capacity = capacity; - cpu_capacity[cpu++].hwid = be32_to_cpup(reg); + cpu_capacity(cpu) = capacity; } - if (cpu < num_possible_cpus()) - cpu_capacity[cpu].hwid = (unsigned long)(-1); - /* If min and max capacities are equals, we bypass the update of the * cpu_scale because all CPUs have the same capacity. Otherwise, we * compute a middle_capacity factor that will ensure that the capacity @@ -154,9 +144,7 @@ static void __init parse_dt_topology(void) * SCHED_POWER_SCALE, which is the default value, but with the * constraint explained near table_efficiency[]. */ - if (min_capacity == max_capacity) - cpu_capacity[0].hwid = (unsigned long)(-1); - else if (4*max_capacity < (3*(max_capacity + min_capacity))) + if (4*max_capacity < (3*(max_capacity + min_capacity))) middle_capacity = (min_capacity + max_capacity) >> (SCHED_POWER_SHIFT+1); else @@ -170,23 +158,12 @@ static void __init parse_dt_topology(void) * boot. The update of all CPUs is in O(n^2) for heteregeneous system but the * function returns directly for SMP system. */ -void update_cpu_power(unsigned int cpu, unsigned long hwid) +void update_cpu_power(unsigned int cpu) { - unsigned int idx = 0; - - /* look for the cpu's hwid in the cpu capacity table */ - for (idx = 0; idx < num_possible_cpus(); idx++) { - if (cpu_capacity[idx].hwid == hwid) - break; - - if (cpu_capacity[idx].hwid == -1) - return; - } - - if (idx == num_possible_cpus()) + if (!cpu_capacity(cpu)) return; - set_power_scale(cpu, cpu_capacity[idx].capacity / middle_capacity); + set_power_scale(cpu, cpu_capacity(cpu) / middle_capacity); printk(KERN_INFO "CPU%u: update cpu_power %lu\n", cpu, arch_scale_freq_power(NULL, cpu)); @@ -194,7 +171,7 @@ void update_cpu_power(unsigned int cpu, unsigned long hwid) #else static inline void parse_dt_topology(void) {} -static inline void update_cpu_power(unsigned int cpuid, unsigned int mpidr) {} +static inline void update_cpu_power(unsigned int cpuid) {} #endif /* @@ -281,7 +258,7 @@ void store_cpu_topology(unsigned int cpuid) update_siblings_masks(cpuid); - update_cpu_power(cpuid, mpidr & MPIDR_HWID_BITMASK); + update_cpu_power(cpuid); printk(KERN_INFO "CPU%u: thread %d, cpu %d, socket %d, mpidr %x\n", cpuid, cpu_topology[cpuid].thread_id, diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index cab094c234ee..8fcda140358d 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -35,8 +35,6 @@ #include <asm/tls.h> #include <asm/system_misc.h> -#include "signal.h" - static const char *handler[]= { "prefetch abort", "data abort", "address exception", "interrupt" }; void *vectors_page; @@ -499,28 +497,64 @@ static int bad_syscall(int n, struct pt_regs *regs) return regs->ARM_r0; } +static long do_cache_op_restart(struct restart_block *); + static inline int -do_cache_op(unsigned long start, unsigned long end, int flags) +__do_cache_op(unsigned long start, unsigned long end) { - struct mm_struct *mm = current->active_mm; - struct vm_area_struct *vma; + int ret; + unsigned long chunk = PAGE_SIZE; + + do { + if (signal_pending(current)) { + struct thread_info *ti = current_thread_info(); + + ti->restart_block = (struct restart_block) { + .fn = do_cache_op_restart, + }; + + ti->arm_restart_block = (struct arm_restart_block) { + { + .cache = { + .start = start, + .end = end, + }, + }, + }; + + return -ERESTART_RESTARTBLOCK; + } + + ret = flush_cache_user_range(start, start + chunk); + if (ret) + return ret; + + cond_resched(); + start += chunk; + } while (start < end); + + return 0; +} +static long do_cache_op_restart(struct restart_block *unused) +{ + struct arm_restart_block *restart_block; + + restart_block = ¤t_thread_info()->arm_restart_block; + return __do_cache_op(restart_block->cache.start, + restart_block->cache.end); +} + +static inline int +do_cache_op(unsigned long start, unsigned long end, int flags) +{ if (end < start || flags) return -EINVAL; - down_read(&mm->mmap_sem); - vma = find_vma(mm, start); - if (vma && vma->vm_start < end) { - if (start < vma->vm_start) - start = vma->vm_start; - if (end > vma->vm_end) - end = vma->vm_end; + if (!access_ok(VERIFY_READ, start, end - start)) + return -EFAULT; - up_read(&mm->mmap_sem); - return flush_cache_user_range(start, end); - } - up_read(&mm->mmap_sem); - return -EINVAL; + return __do_cache_op(start, end); } /* @@ -800,15 +834,26 @@ void __init trap_init(void) return; } -static void __init kuser_get_tls_init(unsigned long vectors) +#ifdef CONFIG_KUSER_HELPERS +static void __init kuser_init(void *vectors) { + extern char __kuser_helper_start[], __kuser_helper_end[]; + int kuser_sz = __kuser_helper_end - __kuser_helper_start; + + memcpy(vectors + 0x1000 - kuser_sz, __kuser_helper_start, kuser_sz); + /* * vectors + 0xfe0 = __kuser_get_tls * vectors + 0xfe8 = hardware TLS instruction at 0xffff0fe8 */ if (tls_emu || has_tls_reg) - memcpy((void *)vectors + 0xfe0, (void *)vectors + 0xfe8, 4); + memcpy(vectors + 0xfe0, vectors + 0xfe8, 4); } +#else +static void __init kuser_init(void *vectors) +{ +} +#endif void __init early_trap_init(void *vectors_base) { @@ -816,33 +861,30 @@ void __init early_trap_init(void *vectors_base) unsigned long vectors = (unsigned long)vectors_base; extern char __stubs_start[], __stubs_end[]; extern char __vectors_start[], __vectors_end[]; - extern char __kuser_helper_start[], __kuser_helper_end[]; - int kuser_sz = __kuser_helper_end - __kuser_helper_start; + unsigned i; vectors_page = vectors_base; /* + * Poison the vectors page with an undefined instruction. This + * instruction is chosen to be undefined for both ARM and Thumb + * ISAs. The Thumb version is an undefined instruction with a + * branch back to the undefined instruction. + */ + for (i = 0; i < PAGE_SIZE / sizeof(u32); i++) + ((u32 *)vectors_base)[i] = 0xe7fddef1; + + /* * Copy the vectors, stubs and kuser helpers (in entry-armv.S) * into the vector page, mapped at 0xffff0000, and ensure these * are visible to the instruction stream. */ memcpy((void *)vectors, __vectors_start, __vectors_end - __vectors_start); - memcpy((void *)vectors + 0x200, __stubs_start, __stubs_end - __stubs_start); - memcpy((void *)vectors + 0x1000 - kuser_sz, __kuser_helper_start, kuser_sz); + memcpy((void *)vectors + 0x1000, __stubs_start, __stubs_end - __stubs_start); - /* - * Do processor specific fixups for the kuser helpers - */ - kuser_get_tls_init(vectors); - - /* - * Copy signal return handlers into the vector page, and - * set sigreturn to be a pointer to these. - */ - memcpy((void *)(vectors + KERN_SIGRETURN_CODE - CONFIG_VECTORS_BASE), - sigreturn_codes, sizeof(sigreturn_codes)); + kuser_init(vectors_base); - flush_icache_range(vectors, vectors + PAGE_SIZE); + flush_icache_range(vectors, vectors + PAGE_SIZE * 2); modify_domain(DOMAIN_USER, DOMAIN_CLIENT); #else /* ifndef CONFIG_CPU_V7M */ /* diff --git a/arch/arm/kernel/v7m.c b/arch/arm/kernel/v7m.c new file mode 100644 index 000000000000..4d2cba94f5cc --- /dev/null +++ b/arch/arm/kernel/v7m.c @@ -0,0 +1,19 @@ +/* + * Copyright (C) 2013 Uwe Kleine-Koenig for Pengutronix + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include <linux/io.h> +#include <linux/reboot.h> +#include <asm/barrier.h> +#include <asm/v7m.h> + +void armv7m_restart(enum reboot_mode mode, const char *cmd) +{ + dsb(); + __raw_writel(V7M_SCB_AIRCR_VECTKEY | V7M_SCB_AIRCR_SYSRESETREQ, + BASEADDR_V7M_SCB + V7M_SCB_AIRCR); + dsb(); +} diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index fa25e4e425f6..7bcee5c9b604 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -148,6 +148,23 @@ SECTIONS . = ALIGN(PAGE_SIZE); __init_begin = .; #endif + /* + * The vectors and stubs are relocatable code, and the + * only thing that matters is their relative offsets + */ + __vectors_start = .; + .vectors 0 : AT(__vectors_start) { + *(.vectors) + } + . = __vectors_start + SIZEOF(.vectors); + __vectors_end = .; + + __stubs_start = .; + .stubs 0x1000 : AT(__stubs_start) { + *(.stubs) + } + . = __stubs_start + SIZEOF(.stubs); + __stubs_end = .; INIT_TEXT_SECTION(8) .exit.text : { diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index 741f66a2edbd..9c697db2787e 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -219,6 +219,10 @@ long kvm_arch_dev_ioctl(struct file *filp, return -EINVAL; } +void kvm_arch_memslots_updated(struct kvm *kvm) +{ +} + int kvm_arch_prepare_memory_region(struct kvm *kvm, struct kvm_memory_slot *memslot, struct kvm_userspace_memory_region *mem, diff --git a/arch/arm/kvm/coproc.c b/arch/arm/kvm/coproc.c index 4a5199070430..db9cf692d4dd 100644 --- a/arch/arm/kvm/coproc.c +++ b/arch/arm/kvm/coproc.c @@ -146,7 +146,11 @@ static bool pm_fake(struct kvm_vcpu *vcpu, #define access_pmintenclr pm_fake /* Architected CP15 registers. - * Important: Must be sorted ascending by CRn, CRM, Op1, Op2 + * CRn denotes the primary register number, but is copied to the CRm in the + * user space API for 64-bit register access in line with the terminology used + * in the ARM ARM. + * Important: Must be sorted ascending by CRn, CRM, Op1, Op2 and with 64-bit + * registers preceding 32-bit ones. */ static const struct coproc_reg cp15_regs[] = { /* CSSELR: swapped by interrupt.S. */ @@ -154,8 +158,8 @@ static const struct coproc_reg cp15_regs[] = { NULL, reset_unknown, c0_CSSELR }, /* TTBR0/TTBR1: swapped by interrupt.S. */ - { CRm( 2), Op1( 0), is64, NULL, reset_unknown64, c2_TTBR0 }, - { CRm( 2), Op1( 1), is64, NULL, reset_unknown64, c2_TTBR1 }, + { CRm64( 2), Op1( 0), is64, NULL, reset_unknown64, c2_TTBR0 }, + { CRm64( 2), Op1( 1), is64, NULL, reset_unknown64, c2_TTBR1 }, /* TTBCR: swapped by interrupt.S. */ { CRn( 2), CRm( 0), Op1( 0), Op2( 2), is32, @@ -182,7 +186,7 @@ static const struct coproc_reg cp15_regs[] = { NULL, reset_unknown, c6_IFAR }, /* PAR swapped by interrupt.S */ - { CRn( 7), Op1( 0), is64, NULL, reset_unknown64, c7_PAR }, + { CRm64( 7), Op1( 0), is64, NULL, reset_unknown64, c7_PAR }, /* * DC{C,I,CI}SW operations: @@ -399,12 +403,13 @@ static bool index_to_params(u64 id, struct coproc_params *params) | KVM_REG_ARM_OPC1_MASK)) return false; params->is_64bit = true; - params->CRm = ((id & KVM_REG_ARM_CRM_MASK) + /* CRm to CRn: see cp15_to_index for details */ + params->CRn = ((id & KVM_REG_ARM_CRM_MASK) >> KVM_REG_ARM_CRM_SHIFT); params->Op1 = ((id & KVM_REG_ARM_OPC1_MASK) >> KVM_REG_ARM_OPC1_SHIFT); params->Op2 = 0; - params->CRn = 0; + params->CRm = 0; return true; default: return false; @@ -898,7 +903,14 @@ static u64 cp15_to_index(const struct coproc_reg *reg) if (reg->is_64) { val |= KVM_REG_SIZE_U64; val |= (reg->Op1 << KVM_REG_ARM_OPC1_SHIFT); - val |= (reg->CRm << KVM_REG_ARM_CRM_SHIFT); + /* + * CRn always denotes the primary coproc. reg. nr. for the + * in-kernel representation, but the user space API uses the + * CRm for the encoding, because it is modelled after the + * MRRC/MCRR instructions: see the ARM ARM rev. c page + * B3-1445 + */ + val |= (reg->CRn << KVM_REG_ARM_CRM_SHIFT); } else { val |= KVM_REG_SIZE_U32; val |= (reg->Op1 << KVM_REG_ARM_OPC1_SHIFT); diff --git a/arch/arm/kvm/coproc.h b/arch/arm/kvm/coproc.h index b7301d3e4799..0461d5c8d3de 100644 --- a/arch/arm/kvm/coproc.h +++ b/arch/arm/kvm/coproc.h @@ -135,6 +135,8 @@ static inline int cmp_reg(const struct coproc_reg *i1, return -1; if (i1->CRn != i2->CRn) return i1->CRn - i2->CRn; + if (i1->is_64 != i2->is_64) + return i2->is_64 - i1->is_64; if (i1->CRm != i2->CRm) return i1->CRm - i2->CRm; if (i1->Op1 != i2->Op1) @@ -145,6 +147,7 @@ static inline int cmp_reg(const struct coproc_reg *i1, #define CRn(_x) .CRn = _x #define CRm(_x) .CRm = _x +#define CRm64(_x) .CRn = _x, .CRm = 0 #define Op1(_x) .Op1 = _x #define Op2(_x) .Op2 = _x #define is64 .is_64 = true diff --git a/arch/arm/kvm/coproc_a15.c b/arch/arm/kvm/coproc_a15.c index 685063a6d0cf..cf93472b9dd6 100644 --- a/arch/arm/kvm/coproc_a15.c +++ b/arch/arm/kvm/coproc_a15.c @@ -114,7 +114,11 @@ static bool access_l2ectlr(struct kvm_vcpu *vcpu, /* * A15-specific CP15 registers. - * Important: Must be sorted ascending by CRn, CRM, Op1, Op2 + * CRn denotes the primary register number, but is copied to the CRm in the + * user space API for 64-bit register access in line with the terminology used + * in the ARM ARM. + * Important: Must be sorted ascending by CRn, CRM, Op1, Op2 and with 64-bit + * registers preceding 32-bit ones. */ static const struct coproc_reg a15_regs[] = { /* MPIDR: we use VMPIDR for guest access. */ diff --git a/arch/arm/kvm/init.S b/arch/arm/kvm/init.S index f048338135f7..1b9844d369cc 100644 --- a/arch/arm/kvm/init.S +++ b/arch/arm/kvm/init.S @@ -142,7 +142,7 @@ target: @ We're now in the trampoline code, switch page tables @ Invalidate the old TLBs mcr p15, 4, r0, c8, c7, 0 @ TLBIALLH - dsb + dsb ish eret diff --git a/arch/arm/kvm/interrupts.S b/arch/arm/kvm/interrupts.S index 16cd4ba5d7fd..ddc15539bad2 100644 --- a/arch/arm/kvm/interrupts.S +++ b/arch/arm/kvm/interrupts.S @@ -55,7 +55,7 @@ ENTRY(__kvm_tlb_flush_vmid_ipa) mcrr p15, 6, r2, r3, c2 @ Write VTTBR isb mcr p15, 0, r0, c8, c3, 0 @ TLBIALLIS (rt ignored) - dsb + dsb ish isb mov r2, #0 mov r3, #0 @@ -79,7 +79,7 @@ ENTRY(__kvm_flush_vm_context) mcr p15, 4, r0, c8, c3, 4 /* Invalidate instruction caches Inner Shareable (ICIALLUIS) */ mcr p15, 0, r0, c7, c1, 0 - dsb + dsb ish isb @ Not necessary if followed by eret bx lr @@ -492,10 +492,10 @@ __kvm_hyp_code_end: .section ".rodata" und_die_str: - .ascii "unexpected undefined exception in Hyp mode at: %#08x" + .ascii "unexpected undefined exception in Hyp mode at: %#08x\n" pabt_die_str: - .ascii "unexpected prefetch abort in Hyp mode at: %#08x" + .ascii "unexpected prefetch abort in Hyp mode at: %#08x\n" dabt_die_str: - .ascii "unexpected data abort in Hyp mode at: %#08x" + .ascii "unexpected data abort in Hyp mode at: %#08x\n" svc_die_str: - .ascii "unexpected HVC/SVC trap in Hyp mode at: %#08x" + .ascii "unexpected HVC/SVC trap in Hyp mode at: %#08x\n" diff --git a/arch/arm/kvm/mmio.c b/arch/arm/kvm/mmio.c index b8e06b7a2833..0c25d9487d53 100644 --- a/arch/arm/kvm/mmio.c +++ b/arch/arm/kvm/mmio.c @@ -63,7 +63,8 @@ int kvm_handle_mmio_return(struct kvm_vcpu *vcpu, struct kvm_run *run) static int decode_hsr(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, struct kvm_exit_mmio *mmio) { - unsigned long rt, len; + unsigned long rt; + int len; bool is_write, sign_extend; if (kvm_vcpu_dabt_isextabt(vcpu)) { diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index ca6bea4859b4..b0de86b56c13 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -85,6 +85,12 @@ static void *mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc) return p; } +static bool page_empty(void *ptr) +{ + struct page *ptr_page = virt_to_page(ptr); + return page_count(ptr_page) == 1; +} + static void clear_pud_entry(struct kvm *kvm, pud_t *pud, phys_addr_t addr) { pmd_t *pmd_table = pmd_offset(pud, 0); @@ -103,12 +109,6 @@ static void clear_pmd_entry(struct kvm *kvm, pmd_t *pmd, phys_addr_t addr) put_page(virt_to_page(pmd)); } -static bool pmd_empty(pmd_t *pmd) -{ - struct page *pmd_page = virt_to_page(pmd); - return page_count(pmd_page) == 1; -} - static void clear_pte_entry(struct kvm *kvm, pte_t *pte, phys_addr_t addr) { if (pte_present(*pte)) { @@ -118,12 +118,6 @@ static void clear_pte_entry(struct kvm *kvm, pte_t *pte, phys_addr_t addr) } } -static bool pte_empty(pte_t *pte) -{ - struct page *pte_page = virt_to_page(pte); - return page_count(pte_page) == 1; -} - static void unmap_range(struct kvm *kvm, pgd_t *pgdp, unsigned long long start, u64 size) { @@ -132,37 +126,37 @@ static void unmap_range(struct kvm *kvm, pgd_t *pgdp, pmd_t *pmd; pte_t *pte; unsigned long long addr = start, end = start + size; - u64 range; + u64 next; while (addr < end) { pgd = pgdp + pgd_index(addr); pud = pud_offset(pgd, addr); if (pud_none(*pud)) { - addr += PUD_SIZE; + addr = pud_addr_end(addr, end); continue; } pmd = pmd_offset(pud, addr); if (pmd_none(*pmd)) { - addr += PMD_SIZE; + addr = pmd_addr_end(addr, end); continue; } pte = pte_offset_kernel(pmd, addr); clear_pte_entry(kvm, pte, addr); - range = PAGE_SIZE; + next = addr + PAGE_SIZE; /* If we emptied the pte, walk back up the ladder */ - if (pte_empty(pte)) { + if (page_empty(pte)) { clear_pmd_entry(kvm, pmd, addr); - range = PMD_SIZE; - if (pmd_empty(pmd)) { + next = pmd_addr_end(addr, end); + if (page_empty(pmd) && !page_empty(pud)) { clear_pud_entry(kvm, pud, addr); - range = PUD_SIZE; + next = pud_addr_end(addr, end); } } - addr += range; + addr = next; } } @@ -495,7 +489,6 @@ int kvm_phys_addr_ioremap(struct kvm *kvm, phys_addr_t guest_ipa, for (addr = guest_ipa; addr < end; addr += PAGE_SIZE) { pte_t pte = pfn_pte(pfn, PAGE_S2_DEVICE); - kvm_set_s2pte_writable(&pte); ret = mmu_topup_memory_cache(&cache, 2, 2); if (ret) diff --git a/arch/arm/kvm/reset.c b/arch/arm/kvm/reset.c index b7840e7aa452..71e08baee209 100644 --- a/arch/arm/kvm/reset.c +++ b/arch/arm/kvm/reset.c @@ -40,7 +40,7 @@ static struct kvm_regs a15_regs_reset = { }; static const struct kvm_irq_level a15_vtimer_irq = { - .irq = 27, + { .irq = 27 }, .level = 1, }; diff --git a/arch/arm/kvm/trace.h b/arch/arm/kvm/trace.h index a8e73ed5ad5b..b1d640f78623 100644 --- a/arch/arm/kvm/trace.h +++ b/arch/arm/kvm/trace.h @@ -59,10 +59,9 @@ TRACE_EVENT(kvm_guest_fault, __entry->ipa = ipa; ), - TP_printk("guest fault at PC %#08lx (hxfar %#08lx, " - "ipa %#16llx, hsr %#08lx", - __entry->vcpu_pc, __entry->hxfar, - __entry->ipa, __entry->hsr) + TP_printk("ipa %#llx, hsr %#08lx, hxfar %#08lx, pc %#08lx", + __entry->ipa, __entry->hsr, + __entry->hxfar, __entry->vcpu_pc) ); TRACE_EVENT(kvm_irq_line, diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index af72969820b4..aaf3a8731136 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -45,3 +45,9 @@ lib-$(CONFIG_ARCH_SHARK) += io-shark.o $(obj)/csumpartialcopy.o: $(obj)/csumpartialcopygeneric.S $(obj)/csumpartialcopyuser.o: $(obj)/csumpartialcopygeneric.S + +ifeq ($(CONFIG_KERNEL_MODE_NEON),y) + NEON_FLAGS := -mfloat-abi=softfp -mfpu=neon + CFLAGS_xor-neon.o += $(NEON_FLAGS) + lib-$(CONFIG_XOR_BLOCKS) += xor-neon.o +endif diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c index 64dbfa57204a..5306de350133 100644 --- a/arch/arm/lib/delay.c +++ b/arch/arm/lib/delay.c @@ -86,7 +86,7 @@ void __init register_current_timer_delay(const struct delay_timer *timer) } } -unsigned long __cpuinit calibrate_delay_is_known(void) +unsigned long calibrate_delay_is_known(void) { delay_calibrated = true; return lpj_fine; diff --git a/arch/arm/lib/xor-neon.c b/arch/arm/lib/xor-neon.c new file mode 100644 index 000000000000..f485e5a2af4b --- /dev/null +++ b/arch/arm/lib/xor-neon.c @@ -0,0 +1,42 @@ +/* + * linux/arch/arm/lib/xor-neon.c + * + * Copyright (C) 2013 Linaro Ltd <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/raid/xor.h> + +#ifndef __ARM_NEON__ +#error You should compile this file with '-mfloat-abi=softfp -mfpu=neon' +#endif + +/* + * Pull in the reference implementations while instructing GCC (through + * -ftree-vectorize) to attempt to exploit implicit parallelism and emit + * NEON instructions. + */ +#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6) +#pragma GCC optimize "tree-vectorize" +#else +/* + * While older versions of GCC do not generate incorrect code, they fail to + * recognize the parallel nature of these functions, and emit plain ARM code, + * which is known to be slower than the optimized ARM code in asm-arm/xor.h. + */ +#warning This code requires at least version 4.6 of GCC +#endif + +#pragma GCC diagnostic ignored "-Wunused-variable" +#include <asm-generic/xor.h> + +struct xor_block_template const xor_block_neon_inner = { + .name = "__inner_neon__", + .do_2 = xor_8regs_2, + .do_3 = xor_8regs_3, + .do_4 = xor_8regs_4, + .do_5 = xor_8regs_5, +}; diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c index 2abee6626aac..916e5a142917 100644 --- a/arch/arm/mach-at91/at91sam9x5.c +++ b/arch/arm/mach-at91/at91sam9x5.c @@ -227,6 +227,8 @@ static struct clk_lookup periph_clocks_lookups[] = { CLKDEV_CON_DEV_ID("usart", "f8020000.serial", &usart1_clk), CLKDEV_CON_DEV_ID("usart", "f8024000.serial", &usart2_clk), CLKDEV_CON_DEV_ID("usart", "f8028000.serial", &usart3_clk), + CLKDEV_CON_DEV_ID("usart", "f8040000.serial", &uart0_clk), + CLKDEV_CON_DEV_ID("usart", "f8044000.serial", &uart1_clk), CLKDEV_CON_DEV_ID("t0_clk", "f8008000.timer", &tcb0_clk), CLKDEV_CON_DEV_ID("t0_clk", "f800c000.timer", &tcb0_clk), CLKDEV_CON_DEV_ID("mci_clk", "f0008000.mmc", &mmc0_clk), diff --git a/arch/arm/mach-at91/include/mach/at91_adc.h b/arch/arm/mach-at91/include/mach/at91_adc.h index 8e7ed5c90817..048a57f76bd3 100644 --- a/arch/arm/mach-at91/include/mach/at91_adc.h +++ b/arch/arm/mach-at91/include/mach/at91_adc.h @@ -28,9 +28,12 @@ #define AT91_ADC_TRGSEL_EXTERNAL (6 << 1) #define AT91_ADC_LOWRES (1 << 4) /* Low Resolution */ #define AT91_ADC_SLEEP (1 << 5) /* Sleep Mode */ -#define AT91_ADC_PRESCAL (0x3f << 8) /* Prescalar Rate Selection */ +#define AT91_ADC_PRESCAL_9260 (0x3f << 8) /* Prescalar Rate Selection */ +#define AT91_ADC_PRESCAL_9G45 (0xff << 8) #define AT91_ADC_PRESCAL_(x) ((x) << 8) -#define AT91_ADC_STARTUP (0x1f << 16) /* Startup Up Time */ +#define AT91_ADC_STARTUP_9260 (0x1f << 16) /* Startup Up Time */ +#define AT91_ADC_STARTUP_9G45 (0x7f << 16) +#define AT91_ADC_STARTUP_9X5 (0xf << 16) #define AT91_ADC_STARTUP_(x) ((x) << 16) #define AT91_ADC_SHTIM (0xf << 24) /* Sample & Hold Time */ #define AT91_ADC_SHTIM_(x) ((x) << 24) @@ -48,6 +51,9 @@ #define AT91_ADC_ENDRX (1 << 18) /* End of RX Buffer */ #define AT91_ADC_RXFUFF (1 << 19) /* RX Buffer Full */ +#define AT91_ADC_SR_9X5 0x30 /* Status Register for 9x5 */ +#define AT91_ADC_SR_DRDY_9X5 (1 << 24) /* Data Ready */ + #define AT91_ADC_LCDR 0x20 /* Last Converted Data Register */ #define AT91_ADC_LDATA (0x3ff) @@ -58,4 +64,10 @@ #define AT91_ADC_CHR(n) (0x30 + ((n) * 4)) /* Channel Data Register N */ #define AT91_ADC_DATA (0x3ff) +#define AT91_ADC_CDR0_9X5 (0x50) /* Channel Data Register 0 for 9X5 */ + +#define AT91_ADC_TRGR_9260 AT91_ADC_MR +#define AT91_ADC_TRGR_9G45 0x08 +#define AT91_ADC_TRGR_9X5 0xC0 + #endif diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index bea6793a7ede..9f09f45835f8 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -1249,12 +1249,10 @@ static struct vpif_capture_config da850_vpif_capture_config = { static struct adv7343_platform_data adv7343_pdata = { .mode_config = { - .dac_3 = 1, - .dac_2 = 1, - .dac_1 = 1, + .dac = { 1, 1, 1 }, }, .sd_config = { - .sd_dac_out1 = 1, + .sd_dac_out = { 1 }, }, }; diff --git a/arch/arm/mach-davinci/board-dm355-leopard.c b/arch/arm/mach-davinci/board-dm355-leopard.c index dff4ddc5ef81..139e42da25f0 100644 --- a/arch/arm/mach-davinci/board-dm355-leopard.c +++ b/arch/arm/mach-davinci/board-dm355-leopard.c @@ -75,6 +75,7 @@ static struct davinci_nand_pdata davinci_nand_data = { .parts = davinci_nand_partitions, .nr_parts = ARRAY_SIZE(davinci_nand_partitions), .ecc_mode = NAND_ECC_HW_SYNDROME, + .ecc_bits = 4, .bbt_options = NAND_BBT_USE_FLASH, }; diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index afbc439f11d4..4cdb61c54459 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -505,7 +505,7 @@ static struct vpbe_output dm365evm_vpbe_outputs[] = { /* * Amplifiers on the board */ -struct ths7303_platform_data ths7303_pdata = { +static struct ths7303_platform_data ths7303_pdata = { .ch_1 = 3, .ch_2 = 3, .ch_3 = 3, diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index a33686a6fbb2..fa4bfaf952d8 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -153,6 +153,7 @@ static struct davinci_nand_pdata davinci_evm_nandflash_data = { .parts = davinci_evm_nandflash_partition, .nr_parts = ARRAY_SIZE(davinci_evm_nandflash_partition), .ecc_mode = NAND_ECC_HW, + .ecc_bits = 1, .bbt_options = NAND_BBT_USE_FLASH, .timing = &davinci_evm_nandflash_timing, }; diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c index fbb8e5ab1dc1..0c005e876cac 100644 --- a/arch/arm/mach-davinci/board-dm646x-evm.c +++ b/arch/arm/mach-davinci/board-dm646x-evm.c @@ -90,6 +90,7 @@ static struct davinci_nand_pdata davinci_nand_data = { .parts = davinci_nand_partitions, .nr_parts = ARRAY_SIZE(davinci_nand_partitions), .ecc_mode = NAND_ECC_HW, + .ecc_bits = 1, .options = 0, }; diff --git a/arch/arm/mach-davinci/board-neuros-osd2.c b/arch/arm/mach-davinci/board-neuros-osd2.c index 2bc112adf565..808233b60e3d 100644 --- a/arch/arm/mach-davinci/board-neuros-osd2.c +++ b/arch/arm/mach-davinci/board-neuros-osd2.c @@ -88,6 +88,7 @@ static struct davinci_nand_pdata davinci_ntosd2_nandflash_data = { .parts = davinci_ntosd2_nandflash_partition, .nr_parts = ARRAY_SIZE(davinci_ntosd2_nandflash_partition), .ecc_mode = NAND_ECC_HW, + .ecc_bits = 1, .bbt_options = NAND_BBT_USE_FLASH, }; diff --git a/arch/arm/mach-davinci/cpuidle.c b/arch/arm/mach-davinci/cpuidle.c index 36aef3a7dedb..f1ac1c94ac0f 100644 --- a/arch/arm/mach-davinci/cpuidle.c +++ b/arch/arm/mach-davinci/cpuidle.c @@ -65,7 +65,7 @@ static struct cpuidle_driver davinci_idle_driver = { .states[1] = { .enter = davinci_enter_idle, .exit_latency = 10, - .target_residency = 100000, + .target_residency = 10000, .flags = CPUIDLE_FLAG_TIME_VALID, .name = "DDR SR", .desc = "WFI and DDR Self Refresh", diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index 42ef53f62c6c..86100d179694 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -860,7 +860,7 @@ static struct platform_device dm355_vpbe_display = { }, }; -struct venc_platform_data dm355_venc_pdata = { +static struct venc_platform_data dm355_venc_pdata = { .setup_pinmux = dm355_vpbe_setup_pinmux, .setup_clock = dm355_venc_setup_clock, }; diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index fa7af5eda52d..dad28029ba9b 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -1349,7 +1349,7 @@ static struct platform_device dm365_vpbe_display = { }, }; -struct venc_platform_data dm365_venc_pdata = { +static struct venc_platform_data dm365_venc_pdata = { .setup_pinmux = dm365_vpbe_setup_pinmux, .setup_clock = dm365_venc_setup_clock, }; diff --git a/arch/arm/mach-davinci/include/mach/debug-macro.S b/arch/arm/mach-davinci/include/mach/debug-macro.S deleted file mode 100644 index b18b8ebc6508..000000000000 --- a/arch/arm/mach-davinci/include/mach/debug-macro.S +++ /dev/null @@ -1,65 +0,0 @@ -/* - * Debugging macro for DaVinci - * - * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> - * - * 2007 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* Modifications - * Jan 2009 Chaithrika U S Added senduart, busyuart, waituart - * macros, based on debug-8250.S file - * but using 32-bit accesses required for - * some davinci devices. - */ - -#include <linux/serial_reg.h> - -#include <mach/serial.h> - -#define UART_SHIFT 2 - -#if defined(CONFIG_DEBUG_DAVINCI_DMx_UART0) -#define UART_BASE DAVINCI_UART0_BASE -#elif defined(CONFIG_DEBUG_DAVINCI_DA8XX_UART1) -#define UART_BASE DA8XX_UART1_BASE -#elif defined(CONFIG_DEBUG_DAVINCI_DA8XX_UART2) -#define UART_BASE DA8XX_UART2_BASE -#elif defined(CONFIG_DEBUG_DAVINCI_TNETV107X_UART1) -#define UART_BASE TNETV107X_UART2_BASE -#define UART_VIRTBASE TNETV107X_UART2_VIRT -#else -#error "Select a specifc port for DEBUG_LL" -#endif - -#ifndef UART_VIRTBASE -#define UART_VIRTBASE IO_ADDRESS(UART_BASE) -#endif - - .macro addruart, rp, rv, tmp - ldr \rp, =UART_BASE - ldr \rv, =UART_VIRTBASE - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #UART_TX << UART_SHIFT] - .endm - - .macro busyuart,rd,rx -1002: ldr \rd, [\rx, #UART_LSR << UART_SHIFT] - and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE - teq \rd, #UART_LSR_TEMT | UART_LSR_THRE - bne 1002b - .endm - - .macro waituart,rd,rx -#ifdef FLOW_CONTROL -1001: ldr \rd, [\rx, #UART_MSR << UART_SHIFT] - tst \rd, #UART_MSR_CTS - beq 1001b -#endif - .endm - diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c index 00247c771313..304f069ebf50 100644 --- a/arch/arm/mach-dove/common.c +++ b/arch/arm/mach-dove/common.c @@ -108,8 +108,8 @@ static void __init dove_clk_init(void) orion_clkdev_add(NULL, "sdhci-dove.1", sdio1); orion_clkdev_add(NULL, "orion_nand", nand); orion_clkdev_add(NULL, "cafe1000-ccic.0", camera); - orion_clkdev_add(NULL, "kirkwood-i2s.0", i2s0); - orion_clkdev_add(NULL, "kirkwood-i2s.1", i2s1); + orion_clkdev_add(NULL, "mvebu-audio.0", i2s0); + orion_clkdev_add(NULL, "mvebu-audio.1", i2s1); orion_clkdev_add(NULL, "mv_crypto", crypto); orion_clkdev_add(NULL, "dove-ac97", ac97); orion_clkdev_add(NULL, "dove-pdma", pdma); diff --git a/arch/arm/mach-dove/include/mach/debug-macro.S b/arch/arm/mach-dove/include/mach/debug-macro.S deleted file mode 100644 index 5929cbc59161..000000000000 --- a/arch/arm/mach-dove/include/mach/debug-macro.S +++ /dev/null @@ -1,19 +0,0 @@ -/* - * arch/arm/mach-dove/include/mach/debug-macro.S - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <mach/bridge-regs.h> - - .macro addruart, rp, rv, tmp - ldr \rp, =DOVE_SB_REGS_PHYS_BASE - ldr \rv, =DOVE_SB_REGS_VIRT_BASE - orr \rp, \rp, #0x00012000 - orr \rv, \rv, #0x00012000 - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-ebsa110/include/mach/debug-macro.S b/arch/arm/mach-ebsa110/include/mach/debug-macro.S deleted file mode 100644 index bb02c05e6812..000000000000 --- a/arch/arm/mach-ebsa110/include/mach/debug-macro.S +++ /dev/null @@ -1,22 +0,0 @@ -/* arch/arm/mach-ebsa110/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * -**/ - - .macro addruart, rp, rv, tmp - mov \rp, #0xf0000000 - orr \rp, \rp, #0x00000be0 - mov \rp, \rv - .endm - -#define UART_SHIFT 2 -#define FLOW_CONTROL -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-ep93xx/Kconfig b/arch/arm/mach-ep93xx/Kconfig index fe3c1fa5462b..93e54fd4e3d5 100644 --- a/arch/arm/mach-ep93xx/Kconfig +++ b/arch/arm/mach-ep93xx/Kconfig @@ -194,20 +194,6 @@ config MACH_VISION_EP9307 Say 'Y' here if you want your kernel to support the Vision Engraving Systems EP9307 SoM. -choice - prompt "Select a UART for early kernel messages" - -config EP93XX_EARLY_UART1 - bool "UART1" - -config EP93XX_EARLY_UART2 - bool "UART2" - -config EP93XX_EARLY_UART3 - bool "UART3" - -endchoice - endmenu endif diff --git a/arch/arm/mach-ep93xx/include/mach/debug-macro.S b/arch/arm/mach-ep93xx/include/mach/debug-macro.S deleted file mode 100644 index af54e43132cf..000000000000 --- a/arch/arm/mach-ep93xx/include/mach/debug-macro.S +++ /dev/null @@ -1,21 +0,0 @@ -/* - * arch/arm/mach-ep93xx/include/mach/debug-macro.S - * Debugging macro include header - * - * Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - */ -#include <mach/ep93xx-regs.h> - - .macro addruart, rp, rv, tmp - ldr \rp, =EP93XX_APB_PHYS_BASE @ Physical base - ldr \rv, =EP93XX_APB_VIRT_BASE @ virtual base - orr \rp, \rp, #0x000c0000 - orr \rv, \rv, #0x000c0000 - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/mach-ep93xx/include/mach/uncompress.h b/arch/arm/mach-ep93xx/include/mach/uncompress.h index b5cc77d2380b..03c42e5400d2 100644 --- a/arch/arm/mach-ep93xx/include/mach/uncompress.h +++ b/arch/arm/mach-ep93xx/include/mach/uncompress.h @@ -31,18 +31,8 @@ static void __raw_writel(unsigned int value, unsigned int ptr) *((volatile unsigned int *)ptr) = value; } -#if defined(CONFIG_EP93XX_EARLY_UART1) -#define UART_BASE EP93XX_UART1_PHYS_BASE -#elif defined(CONFIG_EP93XX_EARLY_UART2) -#define UART_BASE EP93XX_UART2_PHYS_BASE -#elif defined(CONFIG_EP93XX_EARLY_UART3) -#define UART_BASE EP93XX_UART3_PHYS_BASE -#else -#define UART_BASE EP93XX_UART1_PHYS_BASE -#endif - -#define PHYS_UART_DATA (UART_BASE + 0x00) -#define PHYS_UART_FLAG (UART_BASE + 0x18) +#define PHYS_UART_DATA (CONFIG_DEBUG_UART_PHYS + 0x00) +#define PHYS_UART_FLAG (CONFIG_DEBUG_UART_PHYS + 0x18) #define UART_FLAG_TXFF 0x20 static inline void putc(int c) diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index 855d4a7b462d..5952e68c76c4 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -92,6 +92,7 @@ config SOC_EXYNOS5440 bool "SAMSUNG EXYNOS5440" default y depends on ARCH_EXYNOS5 + select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE select ARCH_HAS_OPP select HAVE_ARM_ARCH_TIMER select AUTO_ZRELADDR diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index e970a7a4e278..53696154aead 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -14,7 +14,7 @@ obj- := obj-$(CONFIG_ARCH_EXYNOS) += common.o -obj-$(CONFIG_PM) += pm.o +obj-$(CONFIG_S5P_PM) += pm.o obj-$(CONFIG_PM_GENERIC_DOMAINS) += pm_domains.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c index 164685bd25c8..ba95e5db2501 100644 --- a/arch/arm/mach-exynos/common.c +++ b/arch/arm/mach-exynos/common.c @@ -58,7 +58,6 @@ static const char name_exynos5440[] = "EXYNOS5440"; static void exynos4_map_io(void); static void exynos5_map_io(void); -static void exynos5440_map_io(void); static int exynos_init(void); static struct cpu_table cpu_ids[] __initdata = { @@ -95,7 +94,6 @@ static struct cpu_table cpu_ids[] __initdata = { }, { .idcode = EXYNOS5440_SOC_ID, .idmask = EXYNOS5_SOC_MASK, - .map_io = exynos5440_map_io, .init = exynos_init, .name = name_exynos5440, }, @@ -150,11 +148,6 @@ static struct map_desc exynos4_iodesc[] __initdata = { .length = SZ_64K, .type = MT_DEVICE, }, { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(EXYNOS4_PA_UART), - .length = SZ_512K, - .type = MT_DEVICE, - }, { .virtual = (unsigned long)S5P_VA_CMU, .pfn = __phys_to_pfn(EXYNOS4_PA_CMU), .length = SZ_128K, @@ -268,20 +261,6 @@ static struct map_desc exynos5_iodesc[] __initdata = { .pfn = __phys_to_pfn(EXYNOS5_PA_PMU), .length = SZ_64K, .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(EXYNOS5_PA_UART), - .length = SZ_512K, - .type = MT_DEVICE, - }, -}; - -static struct map_desc exynos5440_iodesc0[] __initdata = { - { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(EXYNOS5440_PA_UART0), - .length = SZ_512K, - .type = MT_DEVICE, }, }; @@ -388,11 +367,6 @@ static void __init exynos5_map_io(void) iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc)); } -static void __init exynos5440_map_io(void) -{ - iotable_init(exynos5440_iodesc0, ARRAY_SIZE(exynos5440_iodesc0)); -} - void __init exynos_init_time(void) { of_clk_init(NULL); diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index 3e156bcddcb4..972490fc09d6 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -97,6 +97,5 @@ struct exynos_pmu_conf { }; extern void exynos_sys_powerdown_conf(enum sys_powerdown mode); -extern void s3c_cpu_resume(void); #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */ diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c index 17a18ff3d71e..225ee8431c72 100644 --- a/arch/arm/mach-exynos/cpuidle.c +++ b/arch/arm/mach-exynos/cpuidle.c @@ -25,6 +25,7 @@ #include <mach/regs-pmu.h> #include <plat/cpu.h> +#include <plat/pm.h> #include "common.h" diff --git a/arch/arm/mach-exynos/headsmp.S b/arch/arm/mach-exynos/headsmp.S index 5364d4bfa8bc..cdd9d91e9933 100644 --- a/arch/arm/mach-exynos/headsmp.S +++ b/arch/arm/mach-exynos/headsmp.S @@ -13,8 +13,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - /* * exynos4 specific entry point for secondary CPUs. This provides * a "holding pen" into which all secondary cores are held until we're diff --git a/arch/arm/mach-exynos/include/mach/memory.h b/arch/arm/mach-exynos/include/mach/memory.h index 374ef2cf7152..2a4cdb7cb326 100644 --- a/arch/arm/mach-exynos/include/mach/memory.h +++ b/arch/arm/mach-exynos/include/mach/memory.h @@ -15,8 +15,13 @@ #define PLAT_PHYS_OFFSET UL(0x40000000) +#ifndef CONFIG_ARM_LPAE /* Maximum of 256MiB in one bank */ #define MAX_PHYSMEM_BITS 32 #define SECTION_SIZE_BITS 28 +#else +#define MAX_PHYSMEM_BITS 36 +#define SECTION_SIZE_BITS 31 +#endif #endif /* __ASM_ARCH_MEMORY_H */ diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index deba1308ff16..58b43e6f9262 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -75,7 +75,7 @@ static void __iomem *scu_base_addr(void) static DEFINE_SPINLOCK(boot_lock); -static void __cpuinit exynos_secondary_init(unsigned int cpu) +static void exynos_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -90,7 +90,7 @@ static void __cpuinit exynos_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static int __cpuinit exynos_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; unsigned long phys_cpu = cpu_logical_map(cpu); diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c index 41c20692a13f..c679db577269 100644 --- a/arch/arm/mach-exynos/pm.c +++ b/arch/arm/mach-exynos/pm.c @@ -217,6 +217,9 @@ static __init int exynos_pm_drvinit(void) struct clk *pll_base; unsigned int tmp; + if (soc_is_exynos5440()) + return 0; + s3c_pm_init(); /* All wakeup disable */ @@ -340,6 +343,9 @@ static struct syscore_ops exynos_pm_syscore_ops = { static __init int exynos_pm_syscore_init(void) { + if (soc_is_exynos5440()) + return 0; + register_syscore_ops(&exynos_pm_syscore_ops); return 0; } diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index a7cd2cf5e08d..3490a24f969e 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -276,8 +276,6 @@ int __init dc21285_setup(int nr, struct pci_sys_data *sys) sys->mem_offset = DC21285_PCI_MEM; - pci_ioremap_io(0, DC21285_PCI_IO); - pci_add_resource_offset(&sys->resources, &res[0], sys->mem_offset); pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset); diff --git a/arch/arm/mach-footbridge/include/mach/debug-macro.S b/arch/arm/mach-footbridge/include/mach/debug-macro.S index c169f0c99b2a..02247f313e94 100644 --- a/arch/arm/mach-footbridge/include/mach/debug-macro.S +++ b/arch/arm/mach-footbridge/include/mach/debug-macro.S @@ -13,20 +13,6 @@ #include <asm/hardware/dec21285.h> -#ifndef CONFIG_DEBUG_DC21285_PORT - /* For NetWinder debugging */ - .macro addruart, rp, rv, tmp - mov \rp, #0x000003f8 - orr \rv, \rp, #0xfe000000 @ virtual - orr \rv, \rv, #0x00e00000 @ virtual - orr \rp, \rp, #0x7c000000 @ physical - .endm - -#define UART_SHIFT 0 -#define FLOW_CONTROL -#include <asm/hardware/debug-8250.S> - -#else #include <mach/hardware.h> /* For EBSA285 debugging */ .equ dc21285_high, ARMCSR_BASE & 0xff000000 @@ -54,4 +40,3 @@ .macro waituart,rd,rx .endm -#endif diff --git a/arch/arm/mach-gemini/include/mach/debug-macro.S b/arch/arm/mach-gemini/include/mach/debug-macro.S deleted file mode 100644 index 837670763b85..000000000000 --- a/arch/arm/mach-gemini/include/mach/debug-macro.S +++ /dev/null @@ -1,21 +0,0 @@ -/* - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Copyright (C) 2001-2006 Storlink, Corp. - * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <mach/hardware.h> - - .macro addruart, rp, rv, tmp - ldr \rp, =GEMINI_UART_BASE @ physical - ldr \rv, =IO_ADDRESS(GEMINI_UART_BASE) @ virtual - .endm - -#define UART_SHIFT 2 -#define FLOW_CONTROL -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index dc5d6becd8c7..88815795fe26 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -115,6 +115,7 @@ static int highbank_platform_notifier(struct notifier_block *nb, { struct resource *res; int reg = -1; + u32 val; struct device *dev = __dev; if (event != BUS_NOTIFY_ADD_DEVICE) @@ -141,10 +142,10 @@ static int highbank_platform_notifier(struct notifier_block *nb, return NOTIFY_DONE; if (of_property_read_bool(dev->of_node, "dma-coherent")) { - writel(0xff31, sregs_base + reg); + val = readl(sregs_base + reg); + writel(val | 0xff01, sregs_base + reg); set_dma_ops(dev, &arm_coherent_dma_ops); - } else - writel(0, sregs_base + reg); + } return NOTIFY_OK; } diff --git a/arch/arm/mach-highbank/platsmp.c b/arch/arm/mach-highbank/platsmp.c index a984573e0d02..32d75cf55cbc 100644 --- a/arch/arm/mach-highbank/platsmp.c +++ b/arch/arm/mach-highbank/platsmp.c @@ -24,7 +24,7 @@ extern void secondary_startup(void); -static int __cpuinit highbank_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int highbank_boot_secondary(unsigned int cpu, struct task_struct *idle) { highbank_set_cpu_jump(cpu, secondary_startup); arch_send_wakeup_ipi_mask(cpumask_of(cpu)); diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 4282e99f5ca1..86567d980b07 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -199,7 +199,8 @@ static const char *pcie_axi_sels[] = { "axi", "ahb", }; static const char *ssi_sels[] = { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_post_div", }; static const char *usdhc_sels[] = { "pll2_pfd2_396m", "pll2_pfd0_352m", }; static const char *enfc_sels[] = { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", }; -static const char *emi_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", }; +static const char *emi_sels[] = { "pll2_pfd2_396m", "pll3_usb_otg", "axi", "pll2_pfd0_352m", }; +static const char *emi_slow_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", }; static const char *vdo_axi_sels[] = { "axi", "ahb", }; static const char *vpu_axi_sels[] = { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", }; static const char *cko1_sels[] = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div", @@ -392,7 +393,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[usdhc4_sel] = imx_clk_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); clk[enfc_sel] = imx_clk_mux("enfc_sel", base + 0x2c, 16, 2, enfc_sels, ARRAY_SIZE(enfc_sels)); clk[emi_sel] = imx_clk_mux("emi_sel", base + 0x1c, 27, 2, emi_sels, ARRAY_SIZE(emi_sels)); - clk[emi_slow_sel] = imx_clk_mux("emi_slow_sel", base + 0x1c, 29, 2, emi_sels, ARRAY_SIZE(emi_sels)); + clk[emi_slow_sel] = imx_clk_mux("emi_slow_sel", base + 0x1c, 29, 2, emi_slow_sels, ARRAY_SIZE(emi_slow_sels)); clk[vdo_axi_sel] = imx_clk_mux("vdo_axi_sel", base + 0x18, 11, 1, vdo_axi_sels, ARRAY_SIZE(vdo_axi_sels)); clk[vpu_axi_sel] = imx_clk_mux("vpu_axi_sel", base + 0x18, 14, 2, vpu_axi_sels, ARRAY_SIZE(vpu_axi_sels)); clk[cko1_sel] = imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels)); diff --git a/arch/arm/mach-imx/clk-vf610.c b/arch/arm/mach-imx/clk-vf610.c index d617c0b7c809..b169a396d93b 100644 --- a/arch/arm/mach-imx/clk-vf610.c +++ b/arch/arm/mach-imx/clk-vf610.c @@ -183,6 +183,8 @@ static void __init vf610_clocks_init(struct device_node *ccm_node) clk[VF610_CLK_ENET_TS_SEL] = imx_clk_mux("enet_ts_sel", CCM_CSCMR2, 0, 3, enet_ts_sels, 7); clk[VF610_CLK_ENET] = imx_clk_gate("enet", "enet_sel", CCM_CSCDR1, 24); clk[VF610_CLK_ENET_TS] = imx_clk_gate("enet_ts", "enet_ts_sel", CCM_CSCDR1, 23); + clk[VF610_CLK_ENET0] = imx_clk_gate2("enet0", "ipg_bus", CCM_CCGR9, CCM_CCGRx_CGn(0)); + clk[VF610_CLK_ENET1] = imx_clk_gate2("enet1", "ipg_bus", CCM_CCGR9, CCM_CCGRx_CGn(1)); clk[VF610_CLK_PIT] = imx_clk_gate2("pit", "ipg_bus", CCM_CCGR1, CCM_CCGRx_CGn(7)); diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 7be13f8e69a0..a02f275a198d 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -254,13 +254,12 @@ static void __init imx6q_opp_init(struct device *cpu_dev) { struct device_node *np; - np = of_find_node_by_path("/cpus/cpu@0"); + np = of_node_get(cpu_dev->of_node); if (!np) { pr_warn("failed to find cpu0 node\n"); return; } - cpu_dev->of_node = np; if (of_init_opp_table(cpu_dev)) { pr_warn("failed to init OPP table\n"); goto put_node; diff --git a/arch/arm/mach-imx/mx27.h b/arch/arm/mach-imx/mx27.h index e074616d54ca..8a65f192e7f3 100644 --- a/arch/arm/mach-imx/mx27.h +++ b/arch/arm/mach-imx/mx27.h @@ -135,7 +135,7 @@ #define MX27_INT_GPT4 (NR_IRQS_LEGACY + 4) #define MX27_INT_RTIC (NR_IRQS_LEGACY + 5) #define MX27_INT_CSPI3 (NR_IRQS_LEGACY + 6) -#define MX27_INT_SDHC (NR_IRQS_LEGACY + 7) +#define MX27_INT_MSHC (NR_IRQS_LEGACY + 7) #define MX27_INT_GPIO (NR_IRQS_LEGACY + 8) #define MX27_INT_SDHC3 (NR_IRQS_LEGACY + 9) #define MX27_INT_SDHC2 (NR_IRQS_LEGACY + 10) diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c index c6e1ab544882..1f24c1fdfea4 100644 --- a/arch/arm/mach-imx/platsmp.c +++ b/arch/arm/mach-imx/platsmp.c @@ -53,7 +53,7 @@ void imx_scu_standby_enable(void) writel_relaxed(val, scu_base); } -static int __cpuinit imx_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int imx_boot_secondary(unsigned int cpu, struct task_struct *idle) { imx_set_cpu_jump(cpu, v7_secondary_startup); imx_enable_cpu(cpu, true); diff --git a/arch/arm/mach-integrator/include/mach/debug-macro.S b/arch/arm/mach-integrator/include/mach/debug-macro.S deleted file mode 100644 index 411b116077e4..000000000000 --- a/arch/arm/mach-integrator/include/mach/debug-macro.S +++ /dev/null @@ -1,20 +0,0 @@ -/* arch/arm/mach-integrator/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * -*/ - - .macro addruart, rp, rv, tmp - mov \rp, #0x16000000 @ physical base address - mov \rv, #0xf0000000 @ virtual base - add \rv, \rv, #0x16000000 >> 4 - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/mach-iop13xx/include/mach/debug-macro.S b/arch/arm/mach-iop13xx/include/mach/debug-macro.S deleted file mode 100644 index d869a6f67e5c..000000000000 --- a/arch/arm/mach-iop13xx/include/mach/debug-macro.S +++ /dev/null @@ -1,24 +0,0 @@ -/* - * arch/arm/mach-iop13xx/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - - .macro addruart, rp, rv, tmp - mov \rp, #0x00002300 - orr \rp, \rp, #0x00000040 - orr \rv, \rp, #0xfe000000 @ virtual - orr \rv, \rv, #0x00e80000 - orr \rp, \rp, #0xff000000 @ physical - orr \rp, \rp, #0x00d80000 - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-iop32x/include/mach/debug-macro.S b/arch/arm/mach-iop32x/include/mach/debug-macro.S deleted file mode 100644 index 363bdf90b34d..000000000000 --- a/arch/arm/mach-iop32x/include/mach/debug-macro.S +++ /dev/null @@ -1,21 +0,0 @@ -/* - * arch/arm/mach-iop32x/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - - .macro addruart, rp, rv, tmp - mov \rp, #0xfe000000 @ physical as well as virtual - orr \rp, \rp, #0x00800000 @ location of the UART - mov \rv, \rp - .endm - -#define UART_SHIFT 0 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-iop33x/include/mach/debug-macro.S b/arch/arm/mach-iop33x/include/mach/debug-macro.S deleted file mode 100644 index 361be1f6026e..000000000000 --- a/arch/arm/mach-iop33x/include/mach/debug-macro.S +++ /dev/null @@ -1,22 +0,0 @@ -/* - * arch/arm/mach-iop33x/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - - .macro addruart, rp, rv, tmp - mov \rp, #0x00ff0000 - orr \rp, \rp, #0x0000f700 - orr \rv, #0xfe000000 @ virtual - orr \rp, #0xff000000 @ physical - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-ixp4xx/include/mach/debug-macro.S b/arch/arm/mach-ixp4xx/include/mach/debug-macro.S deleted file mode 100644 index ff686cbc5df4..000000000000 --- a/arch/arm/mach-ixp4xx/include/mach/debug-macro.S +++ /dev/null @@ -1,26 +0,0 @@ -/* arch/arm/mach-ixp4xx/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - - .macro addruart, rp, rv, tmp -#ifdef __ARMEB__ - mov \rp, #3 @ Uart regs are at off set of 3 if - @ byte writes used - Big Endian. -#else - mov \rp, #0 -#endif - orr \rv, \rp, #0xfe000000 @ virtual - orr \rv, \rv, #0x00f00000 - orr \rp, \rp, #0xc8000000 @ physical - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-keystone/keystone.c b/arch/arm/mach-keystone/keystone.c index fe4d9ff93a7e..b661c5c2870a 100644 --- a/arch/arm/mach-keystone/keystone.c +++ b/arch/arm/mach-keystone/keystone.c @@ -49,7 +49,7 @@ static const char *keystone_match[] __initconst = { NULL, }; -void keystone_restart(char mode, const char *cmd) +void keystone_restart(enum reboot_mode mode, const char *cmd) { u32 val; diff --git a/arch/arm/mach-keystone/platsmp.c b/arch/arm/mach-keystone/platsmp.c index 1d4181e1daf2..14378e3fef16 100644 --- a/arch/arm/mach-keystone/platsmp.c +++ b/arch/arm/mach-keystone/platsmp.c @@ -21,7 +21,7 @@ #include "keystone.h" -static int __cpuinit keystone_smp_boot_secondary(unsigned int cpu, +static int keystone_smp_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long start = virt_to_phys(&secondary_startup); diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index e9238b5567ee..1663de090984 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -264,7 +264,7 @@ void __init kirkwood_clk_init(void) orion_clkdev_add(NULL, MV_XOR_NAME ".1", xor1); orion_clkdev_add("0", "pcie", pex0); orion_clkdev_add("1", "pcie", pex1); - orion_clkdev_add(NULL, "kirkwood-i2s", audio); + orion_clkdev_add(NULL, "mvebu-audio", audio); orion_clkdev_add(NULL, MV64XXX_I2C_CTLR_NAME ".0", runit); orion_clkdev_add(NULL, MV64XXX_I2C_CTLR_NAME ".1", runit); @@ -560,7 +560,7 @@ void __init kirkwood_timer_init(void) /***************************************************************************** * Audio ****************************************************************************/ -static struct resource kirkwood_i2s_resources[] = { +static struct resource kirkwood_audio_resources[] = { [0] = { .start = AUDIO_PHYS_BASE, .end = AUDIO_PHYS_BASE + SZ_16K - 1, @@ -573,29 +573,23 @@ static struct resource kirkwood_i2s_resources[] = { }, }; -static struct kirkwood_asoc_platform_data kirkwood_i2s_data = { +static struct kirkwood_asoc_platform_data kirkwood_audio_data = { .burst = 128, }; -static struct platform_device kirkwood_i2s_device = { - .name = "kirkwood-i2s", +static struct platform_device kirkwood_audio_device = { + .name = "mvebu-audio", .id = -1, - .num_resources = ARRAY_SIZE(kirkwood_i2s_resources), - .resource = kirkwood_i2s_resources, + .num_resources = ARRAY_SIZE(kirkwood_audio_resources), + .resource = kirkwood_audio_resources, .dev = { - .platform_data = &kirkwood_i2s_data, + .platform_data = &kirkwood_audio_data, }, }; -static struct platform_device kirkwood_pcm_device = { - .name = "kirkwood-pcm-audio", - .id = -1, -}; - void __init kirkwood_audio_init(void) { - platform_device_register(&kirkwood_i2s_device); - platform_device_register(&kirkwood_pcm_device); + platform_device_register(&kirkwood_audio_device); } /***************************************************************************** diff --git a/arch/arm/mach-kirkwood/include/mach/debug-macro.S b/arch/arm/mach-kirkwood/include/mach/debug-macro.S deleted file mode 100644 index f785d401a607..000000000000 --- a/arch/arm/mach-kirkwood/include/mach/debug-macro.S +++ /dev/null @@ -1,19 +0,0 @@ -/* - * arch/arm/mach-kirkwood/include/mach/debug-macro.S - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <mach/bridge-regs.h> - - .macro addruart, rp, rv, tmp - ldr \rp, =KIRKWOOD_REGS_PHYS_BASE - ldr \rv, =KIRKWOOD_REGS_VIRT_BASE - orr \rp, \rp, #0x00012000 - orr \rv, \rv, #0x00012000 - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-lpc32xx/include/mach/debug-macro.S b/arch/arm/mach-lpc32xx/include/mach/debug-macro.S deleted file mode 100644 index 351bd6c84909..000000000000 --- a/arch/arm/mach-lpc32xx/include/mach/debug-macro.S +++ /dev/null @@ -1,29 +0,0 @@ -/* - * arch/arm/mach-lpc32xx/include/mach/debug-macro.S - * - * Author: Kevin Wells <kevin.wells@nxp.com> - * - * Copyright (C) 2010 NXP Semiconductors - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -/* - * Debug output is hardcoded to standard UART 5 -*/ - - .macro addruart, rp, rv, tmp - ldreq \rp, =0x40090000 - ldrne \rv, =0xF4090000 - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig index 614e41e7881b..905efc8cac79 100644 --- a/arch/arm/mach-msm/Kconfig +++ b/arch/arm/mach-msm/Kconfig @@ -121,8 +121,7 @@ config MSM_SMD bool config MSM_GPIOMUX - depends on !(ARCH_MSM8X60 || ARCH_MSM8960) - bool "MSM V1 TLMM GPIOMUX architecture" + bool help Support for MSM V1 TLMM GPIOMUX architecture. diff --git a/arch/arm/mach-msm/devices-msm7x00.c b/arch/arm/mach-msm/devices-msm7x00.c index 6d50fb964863..d83404d4b328 100644 --- a/arch/arm/mach-msm/devices-msm7x00.c +++ b/arch/arm/mach-msm/devices-msm7x00.c @@ -456,9 +456,9 @@ static struct clk_pcom_desc msm_clocks_7x01a[] = { CLK_PCOM("tsif_ref_clk", TSIF_REF_CLK, NULL, 0), CLK_PCOM("tv_dac_clk", TV_DAC_CLK, NULL, 0), CLK_PCOM("tv_enc_clk", TV_ENC_CLK, NULL, 0), - CLK_PCOM("uart_clk", UART1_CLK, "msm_serial.0", OFF), - CLK_PCOM("uart_clk", UART2_CLK, "msm_serial.1", 0), - CLK_PCOM("uart_clk", UART3_CLK, "msm_serial.2", OFF), + CLK_PCOM("core", UART1_CLK, "msm_serial.0", OFF), + CLK_PCOM("core", UART2_CLK, "msm_serial.1", 0), + CLK_PCOM("core", UART3_CLK, "msm_serial.2", OFF), CLK_PCOM("uart1dm_clk", UART1DM_CLK, NULL, OFF), CLK_PCOM("uart2dm_clk", UART2DM_CLK, NULL, 0), CLK_PCOM("usb_hs_clk", USB_HS_CLK, "msm_hsusb", OFF), diff --git a/arch/arm/mach-msm/devices-msm7x30.c b/arch/arm/mach-msm/devices-msm7x30.c index d4db75acff56..14e286948f69 100644 --- a/arch/arm/mach-msm/devices-msm7x30.c +++ b/arch/arm/mach-msm/devices-msm7x30.c @@ -211,7 +211,7 @@ static struct clk_pcom_desc msm_clocks_7x30[] = { CLK_PCOM("spi_pclk", SPI_P_CLK, NULL, 0), CLK_PCOM("tv_dac_clk", TV_DAC_CLK, NULL, 0), CLK_PCOM("tv_enc_clk", TV_ENC_CLK, NULL, 0), - CLK_PCOM("uart_clk", UART2_CLK, "msm_serial.1", 0), + CLK_PCOM("core", UART2_CLK, "msm_serial.1", 0), CLK_PCOM("usb_phy_clk", USB_PHY_CLK, NULL, 0), CLK_PCOM("usb_hs_clk", USB_HS_CLK, NULL, OFF), CLK_PCOM("usb_hs_pclk", USB_HS_P_CLK, NULL, OFF), diff --git a/arch/arm/mach-msm/devices-qsd8x50.c b/arch/arm/mach-msm/devices-qsd8x50.c index f5518112284b..2ed89b25d304 100644 --- a/arch/arm/mach-msm/devices-qsd8x50.c +++ b/arch/arm/mach-msm/devices-qsd8x50.c @@ -358,9 +358,9 @@ static struct clk_pcom_desc msm_clocks_8x50[] = { CLK_PCOM("tsif_ref_clk", TSIF_REF_CLK, NULL, 0), CLK_PCOM("tv_dac_clk", TV_DAC_CLK, NULL, 0), CLK_PCOM("tv_enc_clk", TV_ENC_CLK, NULL, 0), - CLK_PCOM("uart_clk", UART1_CLK, NULL, OFF), - CLK_PCOM("uart_clk", UART2_CLK, NULL, 0), - CLK_PCOM("uart_clk", UART3_CLK, "msm_serial.2", OFF), + CLK_PCOM("core", UART1_CLK, NULL, OFF), + CLK_PCOM("core", UART2_CLK, NULL, 0), + CLK_PCOM("core", UART3_CLK, "msm_serial.2", OFF), CLK_PCOM("uartdm_clk", UART1DM_CLK, NULL, OFF), CLK_PCOM("uartdm_clk", UART2DM_CLK, NULL, 0), CLK_PCOM("usb_hs_clk", USB_HS_CLK, NULL, OFF), diff --git a/arch/arm/mach-msm/gpiomux-v1.c b/arch/arm/mach-msm/gpiomux-v1.c deleted file mode 100644 index 27de2abd7144..000000000000 --- a/arch/arm/mach-msm/gpiomux-v1.c +++ /dev/null @@ -1,33 +0,0 @@ -/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ -#include <linux/kernel.h> -#include "gpiomux.h" -#include "proc_comm.h" - -void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val) -{ - unsigned tlmm_config = (val & ~GPIOMUX_CTL_MASK) | - ((gpio & 0x3ff) << 4); - unsigned tlmm_disable = 0; - int rc; - - rc = msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, - &tlmm_config, &tlmm_disable); - if (rc) - pr_err("%s: unexpected proc_comm failure %d: %08x %08x\n", - __func__, rc, tlmm_config, tlmm_disable); -} diff --git a/arch/arm/mach-msm/gpiomux.h b/arch/arm/mach-msm/gpiomux.h index 8e82f41a8923..4410d7766f93 100644 --- a/arch/arm/mach-msm/gpiomux.h +++ b/arch/arm/mach-msm/gpiomux.h @@ -73,16 +73,6 @@ extern struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS]; int msm_gpiomux_write(unsigned gpio, gpiomux_config_t active, gpiomux_config_t suspended); - -/* Architecture-internal function for use by the framework only. - * This function can assume the following: - * - the gpio value has passed a bounds-check - * - the gpiomux spinlock has been obtained - * - * This function is not for public consumption. External users - * should use msm_gpiomux_write. - */ -void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val); #else static inline int msm_gpiomux_write(unsigned gpio, gpiomux_config_t active, diff --git a/arch/arm/mach-msm/headsmp.S b/arch/arm/mach-msm/headsmp.S index bcd5af223dea..6c62c3f82fe6 100644 --- a/arch/arm/mach-msm/headsmp.S +++ b/arch/arm/mach-msm/headsmp.S @@ -11,8 +11,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - /* * MSM specific entry point for secondary CPUs. This provides * a "holding pen" into which all secondary cores are held until we're diff --git a/arch/arm/mach-msm/platsmp.c b/arch/arm/mach-msm/platsmp.c index 00cdb0a5dac8..3f06edcdd0ce 100644 --- a/arch/arm/mach-msm/platsmp.c +++ b/arch/arm/mach-msm/platsmp.c @@ -38,7 +38,7 @@ static inline int get_core_count(void) return ((read_cpuid_id() >> 4) & 3) + 1; } -static void __cpuinit msm_secondary_init(unsigned int cpu) +static void msm_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -54,7 +54,7 @@ static void __cpuinit msm_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static __cpuinit void prepare_cold_cpu(unsigned int cpu) +static void prepare_cold_cpu(unsigned int cpu) { int ret; ret = scm_set_boot_addr(virt_to_phys(msm_secondary_startup), @@ -73,7 +73,7 @@ static __cpuinit void prepare_cold_cpu(unsigned int cpu) "address\n"); } -static int __cpuinit msm_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int msm_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; static int cold_boot_done; diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c index b6418fd5fe0d..8697cfc0d0b6 100644 --- a/arch/arm/mach-msm/timer.c +++ b/arch/arm/mach-msm/timer.c @@ -139,7 +139,7 @@ static struct clocksource msm_clocksource = { }; #ifdef CONFIG_LOCAL_TIMERS -static int __cpuinit msm_local_timer_setup(struct clock_event_device *evt) +static int msm_local_timer_setup(struct clock_event_device *evt) { /* Use existing clock_event for cpu 0 */ if (!smp_processor_id()) @@ -164,7 +164,7 @@ static void msm_local_timer_stop(struct clock_event_device *evt) disable_percpu_irq(evt->irq); } -static struct local_timer_ops msm_local_timer_ops __cpuinitdata = { +static struct local_timer_ops msm_local_timer_ops = { .setup = msm_local_timer_setup, .stop = msm_local_timer_stop, }; diff --git a/arch/arm/mach-mv78xx0/include/mach/debug-macro.S b/arch/arm/mach-mv78xx0/include/mach/debug-macro.S deleted file mode 100644 index a7df02b049b7..000000000000 --- a/arch/arm/mach-mv78xx0/include/mach/debug-macro.S +++ /dev/null @@ -1,19 +0,0 @@ -/* - * arch/arm/mach-mv78xx0/include/mach/debug-macro.S - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <mach/mv78xx0.h> - - .macro addruart, rp, rv, tmp - ldr \rp, =MV78XX0_REGS_PHYS_BASE - ldr \rv, =MV78XX0_REGS_VIRT_BASE - orr \rp, \rp, #0x00012000 - orr \rv, \rv, #0x00012000 - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-mvebu/coherency.c b/arch/arm/mach-mvebu/coherency.c index be117591f7f2..4c24303ec481 100644 --- a/arch/arm/mach-mvebu/coherency.c +++ b/arch/arm/mach-mvebu/coherency.c @@ -28,7 +28,7 @@ #include <asm/cacheflush.h> #include "armada-370-xp.h" -unsigned long __cpuinitdata coherency_phys_base; +unsigned long coherency_phys_base; static void __iomem *coherency_base; static void __iomem *coherency_cpu_base; diff --git a/arch/arm/mach-mvebu/headsmp.S b/arch/arm/mach-mvebu/headsmp.S index 7147300c8af2..8a1b0c96e9ec 100644 --- a/arch/arm/mach-mvebu/headsmp.S +++ b/arch/arm/mach-mvebu/headsmp.S @@ -21,8 +21,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - /* * Armada XP specific entry point for secondary CPUs. * We add the CPU to the coherency fabric and then jump to secondary diff --git a/arch/arm/mach-mvebu/platsmp.c b/arch/arm/mach-mvebu/platsmp.c index 93f2f3ab45f1..594b63db4215 100644 --- a/arch/arm/mach-mvebu/platsmp.c +++ b/arch/arm/mach-mvebu/platsmp.c @@ -29,55 +29,49 @@ #include "pmsu.h" #include "coherency.h" +static struct clk *__init get_cpu_clk(int cpu) +{ + struct clk *cpu_clk; + struct device_node *np = of_get_cpu_node(cpu, NULL); + + if (WARN(!np, "missing cpu node\n")) + return NULL; + cpu_clk = of_clk_get(np, 0); + if (WARN_ON(IS_ERR(cpu_clk))) + return NULL; + return cpu_clk; +} + void __init set_secondary_cpus_clock(void) { - int thiscpu; + int thiscpu, cpu; unsigned long rate; - struct clk *cpu_clk = NULL; - struct device_node *np = NULL; + struct clk *cpu_clk; thiscpu = smp_processor_id(); - for_each_node_by_type(np, "cpu") { - int err; - int cpu; - - err = of_property_read_u32(np, "reg", &cpu); - if (WARN_ON(err)) - return; - - if (cpu == thiscpu) { - cpu_clk = of_clk_get(np, 0); - break; - } - } - if (WARN_ON(IS_ERR(cpu_clk))) + cpu_clk = get_cpu_clk(thiscpu); + if (!cpu_clk) return; clk_prepare_enable(cpu_clk); rate = clk_get_rate(cpu_clk); /* set all the other CPU clk to the same rate than the boot CPU */ - for_each_node_by_type(np, "cpu") { - int err; - int cpu; - - err = of_property_read_u32(np, "reg", &cpu); - if (WARN_ON(err)) + for_each_possible_cpu(cpu) { + if (cpu == thiscpu) + continue; + cpu_clk = get_cpu_clk(cpu); + if (!cpu_clk) return; - - if (cpu != thiscpu) { - cpu_clk = of_clk_get(np, 0); - clk_set_rate(cpu_clk, rate); - } + clk_set_rate(cpu_clk, rate); } } -static void __cpuinit armada_xp_secondary_init(unsigned int cpu) +static void armada_xp_secondary_init(unsigned int cpu) { armada_xp_mpic_smp_cpu_init(); } -static int __cpuinit armada_xp_boot_secondary(unsigned int cpu, - struct task_struct *idle) +static int armada_xp_boot_secondary(unsigned int cpu, struct task_struct *idle) { pr_info("Booting CPU %d\n", cpu); diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 627fa7e41fba..3eed0006d189 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -62,7 +62,7 @@ config SOC_OMAP5 select HAVE_SMP select COMMON_CLK select HAVE_ARM_ARCH_TIMER - select ARM_ERRATA_798181 + select ARM_ERRATA_798181 if SMP config SOC_AM33XX bool "AM33XX support" diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 244d8a5aa54b..c711ad6ac067 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -100,39 +100,52 @@ static struct platform_device sdp2430_flash_device = { .resource = &sdp2430_flash_resource, }; -static struct platform_device *sdp2430_devices[] __initdata = { - &sdp2430_flash_device, -}; - /* LCD */ #define SDP2430_LCD_PANEL_BACKLIGHT_GPIO 91 #define SDP2430_LCD_PANEL_ENABLE_GPIO 154 -static struct panel_generic_dpi_data sdp2430_panel_data = { - .name = "nec_nl2432dr22-11b", - .num_gpios = 2, - .gpios = { - SDP2430_LCD_PANEL_ENABLE_GPIO, - SDP2430_LCD_PANEL_BACKLIGHT_GPIO, - }, +static const struct display_timing sdp2430_lcd_videomode = { + .pixelclock = { 0, 5400000, 0 }, + + .hactive = { 0, 240, 0 }, + .hfront_porch = { 0, 3, 0 }, + .hback_porch = { 0, 39, 0 }, + .hsync_len = { 0, 3, 0 }, + + .vactive = { 0, 320, 0 }, + .vfront_porch = { 0, 2, 0 }, + .vback_porch = { 0, 7, 0 }, + .vsync_len = { 0, 1, 0 }, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; -static struct omap_dss_device sdp2430_lcd_device = { - .name = "lcd", - .driver_name = "generic_dpi_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 16, - .data = &sdp2430_panel_data, +static struct panel_dpi_platform_data sdp2430_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 16, + + .display_timing = &sdp2430_lcd_videomode, + + .enable_gpio = SDP2430_LCD_PANEL_ENABLE_GPIO, + .backlight_gpio = SDP2430_LCD_PANEL_BACKLIGHT_GPIO, }; -static struct omap_dss_device *sdp2430_dss_devices[] = { - &sdp2430_lcd_device, +static struct platform_device sdp2430_lcd_device = { + .name = "panel-dpi", + .id = 0, + .dev.platform_data = &sdp2430_lcd_pdata, }; static struct omap_dss_board_info sdp2430_dss_data = { - .num_devices = ARRAY_SIZE(sdp2430_dss_devices), - .devices = sdp2430_dss_devices, - .default_device = &sdp2430_lcd_device, + .default_display_name = "lcd", +}; + +static struct platform_device *sdp2430_devices[] __initdata = { + &sdp2430_flash_device, + &sdp2430_lcd_device, }; #if IS_ENABLED(CONFIG_SMC91X) diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 23b004afa3f8..d95d0ef1354a 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -126,53 +126,65 @@ static void __init sdp3430_display_init(void) } -static struct panel_sharp_ls037v7dw01_data sdp3430_lcd_data = { - .resb_gpio = SDP3430_LCD_PANEL_ENABLE_GPIO, - .ini_gpio = -1, - .mo_gpio = -1, - .lr_gpio = -1, - .ud_gpio = -1, +static struct panel_sharp_ls037v7dw01_platform_data sdp3430_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 16, + + .resb_gpio = SDP3430_LCD_PANEL_ENABLE_GPIO, + .ini_gpio = -1, + .mo_gpio = -1, + .lr_gpio = -1, + .ud_gpio = -1, +}; + +static struct platform_device sdp3430_lcd_device = { + .name = "panel-sharp-ls037v7dw01", + .id = 0, + .dev.platform_data = &sdp3430_lcd_pdata, }; -static struct omap_dss_device sdp3430_lcd_device = { - .name = "lcd", - .driver_name = "sharp_ls_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 16, - .data = &sdp3430_lcd_data, +static struct connector_dvi_platform_data sdp3430_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = -1, }; -static struct tfp410_platform_data dvi_panel = { - .power_down_gpio = -1, - .i2c_bus_num = -1, +static struct platform_device sdp3430_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &sdp3430_dvi_connector_pdata, }; -static struct omap_dss_device sdp3430_dvi_device = { - .name = "dvi", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, +static struct encoder_tfp410_platform_data sdp3430_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = -1, }; -static struct omap_dss_device sdp3430_tv_device = { - .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, +static struct platform_device sdp3430_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &sdp3430_tfp410_pdata, }; +static struct connector_atv_platform_data sdp3430_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, +}; -static struct omap_dss_device *sdp3430_dss_devices[] = { - &sdp3430_lcd_device, - &sdp3430_dvi_device, - &sdp3430_tv_device, +static struct platform_device sdp3430_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &sdp3430_tv_pdata, }; static struct omap_dss_board_info sdp3430_dss_data = { - .num_devices = ARRAY_SIZE(sdp3430_dss_devices), - .devices = sdp3430_dss_devices, - .default_device = &sdp3430_lcd_device, + .default_display_name = "lcd", }; static struct omap2_hsmmc_info mmc[] = { @@ -583,6 +595,11 @@ static void __init omap_3430sdp_init(void) omap_hsmmc_init(mmc); omap3430_i2c_init(); omap_display_init(&sdp3430_dss_data); + platform_device_register(&sdp3430_lcd_device); + platform_device_register(&sdp3430_tfp410_device); + platform_device_register(&sdp3430_dvi_connector_device); + platform_device_register(&sdp3430_tv_connector_device); + if (omap_rev() > OMAP3430_REV_ES1_0) gpio_pendown = SDP3430_TS_GPIO_IRQ_SDPV2; else diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index d63f14b534b5..8cc2c9e9fb03 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -120,56 +120,95 @@ static int __init am3517_evm_i2c_init(void) return 0; } -static struct panel_generic_dpi_data lcd_panel = { - .name = "sharp_lq", - .num_gpios = 3, - .gpios = { - LCD_PANEL_PWR, - LCD_PANEL_BKLIGHT_PWR, - LCD_PANEL_PWM, - }, +static const struct display_timing am3517_evm_lcd_videomode = { + .pixelclock = { 0, 9000000, 0 }, + + .hactive = { 0, 480, 0 }, + .hfront_porch = { 0, 3, 0 }, + .hback_porch = { 0, 2, 0 }, + .hsync_len = { 0, 42, 0 }, + + .vactive = { 0, 272, 0 }, + .vfront_porch = { 0, 3, 0 }, + .vback_porch = { 0, 2, 0 }, + .vsync_len = { 0, 11, 0 }, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_LOW | DISPLAY_FLAGS_PIXDATA_POSEDGE, +}; + +static struct panel_dpi_platform_data am3517_evm_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 16, + + .display_timing = &am3517_evm_lcd_videomode, + + .enable_gpio = LCD_PANEL_PWR, + .backlight_gpio = LCD_PANEL_BKLIGHT_PWR, +}; + +static struct platform_device am3517_evm_lcd_device = { + .name = "panel-dpi", + .id = 0, + .dev.platform_data = &am3517_evm_lcd_pdata, }; -static struct omap_dss_device am3517_evm_lcd_device = { - .type = OMAP_DISPLAY_TYPE_DPI, - .name = "lcd", - .driver_name = "generic_dpi_panel", - .data = &lcd_panel, - .phy.dpi.data_lines = 16, +static struct connector_dvi_platform_data am3517_evm_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = -1, }; -static struct omap_dss_device am3517_evm_tv_device = { - .type = OMAP_DISPLAY_TYPE_VENC, - .name = "tv", - .driver_name = "venc", - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, +static struct platform_device am3517_evm_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &am3517_evm_dvi_connector_pdata, }; -static struct tfp410_platform_data dvi_panel = { - .power_down_gpio = -1, - .i2c_bus_num = -1, +static struct encoder_tfp410_platform_data am3517_evm_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = -1, }; -static struct omap_dss_device am3517_evm_dvi_device = { - .type = OMAP_DISPLAY_TYPE_DPI, - .name = "dvi", - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, +static struct platform_device am3517_evm_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &am3517_evm_tfp410_pdata, }; -static struct omap_dss_device *am3517_evm_dss_devices[] = { - &am3517_evm_lcd_device, - &am3517_evm_tv_device, - &am3517_evm_dvi_device, +static struct connector_atv_platform_data am3517_evm_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, +}; + +static struct platform_device am3517_evm_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &am3517_evm_tv_pdata, }; static struct omap_dss_board_info am3517_evm_dss_data = { - .num_devices = ARRAY_SIZE(am3517_evm_dss_devices), - .devices = am3517_evm_dss_devices, - .default_device = &am3517_evm_lcd_device, + .default_display_name = "lcd", }; +static void __init am3517_evm_display_init(void) +{ + gpio_request_one(LCD_PANEL_PWM, GPIOF_OUT_INIT_HIGH, "lcd panel pwm"); + + omap_display_init(&am3517_evm_dss_data); + + platform_device_register(&am3517_evm_tfp410_device); + platform_device_register(&am3517_evm_dvi_connector_device); + platform_device_register(&am3517_evm_lcd_device); + platform_device_register(&am3517_evm_tv_connector_device); +} + /* * Board initialization */ @@ -295,7 +334,9 @@ static void __init am3517_evm_init(void) omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); am3517_evm_i2c_init(); - omap_display_init(&am3517_evm_dss_data); + + am3517_evm_display_init(); + omap_serial_init(); omap_sdrc_init(NULL, NULL); diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index d4622ed26252..33d159e2386e 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -190,52 +190,81 @@ static inline void cm_t35_init_nand(void) {} #define CM_T35_LCD_BL_GPIO 58 #define CM_T35_DVI_EN_GPIO 54 -static struct panel_generic_dpi_data lcd_panel = { - .name = "toppoly_tdo35s", - .num_gpios = 1, - .gpios = { - CM_T35_LCD_BL_GPIO, - }, +static const struct display_timing cm_t35_lcd_videomode = { + .pixelclock = { 0, 26000000, 0 }, + + .hactive = { 0, 480, 0 }, + .hfront_porch = { 0, 104, 0 }, + .hback_porch = { 0, 8, 0 }, + .hsync_len = { 0, 8, 0 }, + + .vactive = { 0, 640, 0 }, + .vfront_porch = { 0, 4, 0 }, + .vback_porch = { 0, 2, 0 }, + .vsync_len = { 0, 2, 0 }, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_NEGEDGE, +}; + +static struct panel_dpi_platform_data cm_t35_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 18, + + .display_timing = &cm_t35_lcd_videomode, + + .enable_gpio = -1, + .backlight_gpio = CM_T35_LCD_BL_GPIO, +}; + +static struct platform_device cm_t35_lcd_device = { + .name = "panel-dpi", + .id = 0, + .dev.platform_data = &cm_t35_lcd_pdata, }; -static struct omap_dss_device cm_t35_lcd_device = { - .name = "lcd", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "generic_dpi_panel", - .data = &lcd_panel, - .phy.dpi.data_lines = 18, +static struct connector_dvi_platform_data cm_t35_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = -1, }; -static struct tfp410_platform_data dvi_panel = { - .power_down_gpio = CM_T35_DVI_EN_GPIO, - .i2c_bus_num = -1, +static struct platform_device cm_t35_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &cm_t35_dvi_connector_pdata, }; -static struct omap_dss_device cm_t35_dvi_device = { - .name = "dvi", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, +static struct encoder_tfp410_platform_data cm_t35_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = CM_T35_DVI_EN_GPIO, }; -static struct omap_dss_device cm_t35_tv_device = { - .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, +static struct platform_device cm_t35_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &cm_t35_tfp410_pdata, }; -static struct omap_dss_device *cm_t35_dss_devices[] = { - &cm_t35_lcd_device, - &cm_t35_dvi_device, - &cm_t35_tv_device, +static struct connector_atv_platform_data cm_t35_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, +}; + +static struct platform_device cm_t35_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &cm_t35_tv_pdata, }; static struct omap_dss_board_info cm_t35_dss_data = { - .num_devices = ARRAY_SIZE(cm_t35_dss_devices), - .devices = cm_t35_dss_devices, - .default_device = &cm_t35_dvi_device, + .default_display_name = "dvi", }; static struct omap2_mcspi_device_config tdo24m_mcspi_config = { @@ -280,6 +309,11 @@ static void __init cm_t35_init_display(void) pr_err("CM-T35: failed to register DSS device\n"); gpio_free(CM_T35_LCD_EN_GPIO); } + + platform_device_register(&cm_t35_tfp410_device); + platform_device_register(&cm_t35_dvi_connector_device); + platform_device_register(&cm_t35_lcd_device); + platform_device_register(&cm_t35_tv_connector_device); } static struct regulator_consumer_supply cm_t35_vmmc1_supply[] = { diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index f1d91ba5d1ac..cdc4fb9960a9 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -112,50 +112,81 @@ static struct regulator_consumer_supply devkit8000_vio_supply[] = { REGULATOR_SUPPLY("vcc", "spi2.0"), }; -static struct panel_generic_dpi_data lcd_panel = { - .name = "innolux_at070tn83", - /* gpios filled in code */ +static const struct display_timing devkit8000_lcd_videomode = { + .pixelclock = { 0, 40000000, 0 }, + + .hactive = { 0, 800, 0 }, + .hfront_porch = { 0, 1, 0 }, + .hback_porch = { 0, 1, 0 }, + .hsync_len = { 0, 48, 0 }, + + .vactive = { 0, 480, 0 }, + .vfront_porch = { 0, 12, 0 }, + .vback_porch = { 0, 25, 0 }, + .vsync_len = { 0, 3, 0 }, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; -static struct omap_dss_device devkit8000_lcd_device = { +static struct panel_dpi_platform_data devkit8000_lcd_pdata = { .name = "lcd", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "generic_dpi_panel", - .data = &lcd_panel, - .phy.dpi.data_lines = 24, + .source = "dpi.0", + + .data_lines = 24, + + .display_timing = &devkit8000_lcd_videomode, + + .enable_gpio = -1, /* filled in code */ + .backlight_gpio = -1, }; -static struct tfp410_platform_data dvi_panel = { - .power_down_gpio = -1, - .i2c_bus_num = 1, +static struct platform_device devkit8000_lcd_device = { + .name = "panel-dpi", + .id = 0, + .dev.platform_data = &devkit8000_lcd_pdata, }; -static struct omap_dss_device devkit8000_dvi_device = { +static struct connector_dvi_platform_data devkit8000_dvi_connector_pdata = { .name = "dvi", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, + .source = "tfp410.0", + .i2c_bus_num = 1, }; -static struct omap_dss_device devkit8000_tv_device = { - .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, +static struct platform_device devkit8000_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &devkit8000_dvi_connector_pdata, }; +static struct encoder_tfp410_platform_data devkit8000_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = -1, /* filled in code */ +}; -static struct omap_dss_device *devkit8000_dss_devices[] = { - &devkit8000_lcd_device, - &devkit8000_dvi_device, - &devkit8000_tv_device, +static struct platform_device devkit8000_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &devkit8000_tfp410_pdata, +}; + +static struct connector_atv_platform_data devkit8000_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, +}; + +static struct platform_device devkit8000_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &devkit8000_tv_pdata, }; static struct omap_dss_board_info devkit8000_dss_data = { - .num_devices = ARRAY_SIZE(devkit8000_dss_devices), - .devices = devkit8000_dss_devices, - .default_device = &devkit8000_lcd_device, + .default_display_name = "lcd", }; static uint32_t board_keymap[] = { @@ -204,11 +235,10 @@ static int devkit8000_twl_gpio_setup(struct device *dev, gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; /* TWL4030_GPIO_MAX + 0 is "LCD_PWREN" (out, active high) */ - lcd_panel.num_gpios = 1; - lcd_panel.gpios[0] = gpio + TWL4030_GPIO_MAX + 0; + devkit8000_lcd_pdata.enable_gpio = gpio + TWL4030_GPIO_MAX + 0; /* gpio + 7 is "DVI_PD" (out, active low) */ - dvi_panel.power_down_gpio = gpio + 7; + devkit8000_tfp410_pdata.power_down_gpio = gpio + 7; return 0; } @@ -413,6 +443,10 @@ static struct platform_device *devkit8000_devices[] __initdata = { &leds_gpio, &keys_gpio, &omap_dm9000_dev, + &devkit8000_lcd_device, + &devkit8000_tfp410_device, + &devkit8000_dvi_connector_device, + &devkit8000_tv_connector_device, }; static struct usbhs_omap_platform_data usbhs_bdata __initdata = { diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index e5fbfed69aa2..be5d005ebad2 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -15,6 +15,7 @@ #include <linux/of_irq.h> #include <linux/of_platform.h> #include <linux/irqdomain.h> +#include <linux/clk.h> #include <asm/mach/arch.h> @@ -35,6 +36,21 @@ static struct of_device_id omap_dt_match_table[] __initdata = { { } }; +/* + * Create alias for USB host PHY clock. + * Remove this when clock phandle can be provided via DT + */ +static void __init legacy_init_ehci_clk(char *clkname) +{ + int ret; + + ret = clk_add_alias("main_clk", NULL, clkname, NULL); + if (ret) { + pr_err("%s:Failed to add main_clk alias to %s :%d\n", + __func__, clkname, ret); + } +} + static void __init omap_generic_init(void) { omap_sdrc_init(NULL, NULL); @@ -45,10 +61,15 @@ static void __init omap_generic_init(void) * HACK: call display setup code for selected boards to enable omapdss. * This will be removed when omapdss supports DT. */ - if (of_machine_is_compatible("ti,omap4-panda")) + if (of_machine_is_compatible("ti,omap4-panda")) { omap4_panda_display_init_of(); + legacy_init_ehci_clk("auxclk3_ck"); + + } else if (of_machine_is_compatible("ti,omap4-sdp")) omap_4430sdp_display_init_of(); + else if (of_machine_is_compatible("ti,omap5-uevm")) + legacy_init_ehci_clk("auxclk1_ck"); } #ifdef CONFIG_SOC_OMAP2420 diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index 69c0acf5aa63..87e41a8b8d46 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -194,30 +194,48 @@ static struct platform_device h4_flash_device = { .resource = &h4_flash_resource, }; -static struct platform_device *h4_devices[] __initdata = { - &h4_flash_device, +static const struct display_timing cm_t35_lcd_videomode = { + .pixelclock = { 0, 6250000, 0 }, + + .hactive = { 0, 240, 0 }, + .hfront_porch = { 0, 15, 0 }, + .hback_porch = { 0, 60, 0 }, + .hsync_len = { 0, 15, 0 }, + + .vactive = { 0, 320, 0 }, + .vfront_porch = { 0, 1, 0 }, + .vback_porch = { 0, 1, 0 }, + .vsync_len = { 0, 1, 0 }, + + .flags = DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_HIGH | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; -static struct panel_generic_dpi_data h4_panel_data = { - .name = "h4", +static struct panel_dpi_platform_data cm_t35_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 16, + + .display_timing = &cm_t35_lcd_videomode, + + .enable_gpio = -1, + .backlight_gpio = -1, }; -static struct omap_dss_device h4_lcd_device = { - .name = "lcd", - .driver_name = "generic_dpi_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 16, - .data = &h4_panel_data, +static struct platform_device cm_t35_lcd_device = { + .name = "panel-dpi", + .id = 0, + .dev.platform_data = &cm_t35_lcd_pdata, }; -static struct omap_dss_device *h4_dss_devices[] = { - &h4_lcd_device, +static struct platform_device *h4_devices[] __initdata = { + &h4_flash_device, + &cm_t35_lcd_device, }; static struct omap_dss_board_info h4_dss_data = { - .num_devices = ARRAY_SIZE(h4_dss_devices), - .devices = h4_dss_devices, - .default_device = &h4_lcd_device, + .default_display_name = "lcd", }; /* 2420 Sysboot setup (2430 is different) */ diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 87e65dde8e13..06dbb2d3d38b 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -429,31 +429,39 @@ static struct twl4030_gpio_platform_data igep_twl4030_gpio_pdata = { .setup = igep_twl_gpio_setup, }; -static struct tfp410_platform_data dvi_panel = { - .i2c_bus_num = 3, - .power_down_gpio = IGEP2_GPIO_DVI_PUP, +static struct connector_dvi_platform_data omap3stalker_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = 3, }; -static struct omap_dss_device igep2_dvi_device = { - .type = OMAP_DISPLAY_TYPE_DPI, - .name = "dvi", - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, +static struct platform_device omap3stalker_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &omap3stalker_dvi_connector_pdata, }; -static struct omap_dss_device *igep2_dss_devices[] = { - &igep2_dvi_device +static struct encoder_tfp410_platform_data omap3stalker_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = IGEP2_GPIO_DVI_PUP, +}; + +static struct platform_device omap3stalker_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &omap3stalker_tfp410_pdata, }; static struct omap_dss_board_info igep2_dss_data = { - .num_devices = ARRAY_SIZE(igep2_dss_devices), - .devices = igep2_dss_devices, - .default_device = &igep2_dvi_device, + .default_display_name = "dvi", }; static struct platform_device *igep_devices[] __initdata = { &igep_vwlan_device, + &omap3stalker_tfp410_device, + &omap3stalker_dvi_connector_device, }; static int igep2_keymap[] = { diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index 62e4f701b63b..dd8da2c5399f 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -184,45 +184,70 @@ static inline void __init ldp_init_smsc911x(void) #define LCD_PANEL_RESET_GPIO 55 #define LCD_PANEL_QVGA_GPIO 56 -static struct panel_generic_dpi_data ldp_panel_data = { - .name = "nec_nl2432dr22-11b", - .num_gpios = 4, - /* gpios filled in code */ +static const struct display_timing ldp_lcd_videomode = { + .pixelclock = { 0, 5400000, 0 }, + + .hactive = { 0, 240, 0 }, + .hfront_porch = { 0, 3, 0 }, + .hback_porch = { 0, 39, 0 }, + .hsync_len = { 0, 3, 0 }, + + .vactive = { 0, 320, 0 }, + .vfront_porch = { 0, 2, 0 }, + .vback_porch = { 0, 7, 0 }, + .vsync_len = { 0, 1, 0 }, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; -static struct omap_dss_device ldp_lcd_device = { - .name = "lcd", - .driver_name = "generic_dpi_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 18, - .data = &ldp_panel_data, +static struct panel_dpi_platform_data ldp_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 18, + + .display_timing = &ldp_lcd_videomode, + + .enable_gpio = -1, /* filled in code */ + .backlight_gpio = -1, /* filled in code */ }; -static struct omap_dss_device *ldp_dss_devices[] = { - &ldp_lcd_device, +static struct platform_device ldp_lcd_device = { + .name = "panel-dpi", + .id = 0, + .dev.platform_data = &ldp_lcd_pdata, }; static struct omap_dss_board_info ldp_dss_data = { - .num_devices = ARRAY_SIZE(ldp_dss_devices), - .devices = ldp_dss_devices, - .default_device = &ldp_lcd_device, + .default_display_name = "lcd", }; static void __init ldp_display_init(void) { - ldp_panel_data.gpios[2] = LCD_PANEL_RESET_GPIO; - ldp_panel_data.gpios[3] = LCD_PANEL_QVGA_GPIO; + int r; + + static struct gpio gpios[] __initdata = { + {LCD_PANEL_RESET_GPIO, GPIOF_OUT_INIT_HIGH, "LCD RESET"}, + {LCD_PANEL_QVGA_GPIO, GPIOF_OUT_INIT_HIGH, "LCD QVGA"}, + }; + + r = gpio_request_array(gpios, ARRAY_SIZE(gpios)); + if (r) { + pr_err("Cannot request LCD GPIOs, error %d\n", r); + return; + } omap_display_init(&ldp_dss_data); } static int ldp_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio) { - ldp_panel_data.gpios[0] = gpio + 7; - ldp_panel_data.gpio_invert[0] = true; + /* LCD enable GPIO */ + ldp_lcd_pdata.enable_gpio = gpio + 7; - ldp_panel_data.gpios[1] = gpio + 15; - ldp_panel_data.gpio_invert[1] = true; + /* Backlight enable GPIO */ + ldp_lcd_pdata.backlight_gpio = gpio + 15; return 0; } @@ -322,6 +347,7 @@ static struct omap2_hsmmc_info mmc[] __initdata = { static struct platform_device *ldp_devices[] __initdata = { &ldp_gpio_keys_device, + &ldp_lcd_device, }; #ifdef CONFIG_OMAP_MUX diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index f6eeb87e4e95..827d15009a86 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -122,11 +122,7 @@ static struct musb_hdrc_config musb_config = { }; static struct musb_hdrc_platform_data tusb_data = { -#ifdef CONFIG_USB_GADGET_MUSB_HDRC .mode = MUSB_OTG, -#else - .mode = MUSB_HOST, -#endif .set_power = tusb_set_power, .min_power = 25, /* x2 = 50 mA drawn from VBUS as peripheral */ .power = 100, /* Max 100 mA VBUS for host mode */ diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 04c116555412..f26918467efc 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -33,7 +33,7 @@ #include <linux/mtd/nand.h> #include <linux/mmc/host.h> #include <linux/usb/phy.h> -#include <linux/usb/nop-usb-xceiv.h> +#include <linux/usb/usb_phy_gen_xceiv.h> #include <linux/regulator/machine.h> #include <linux/i2c/twl.h> @@ -225,35 +225,46 @@ static struct mtd_partition omap3beagle_nand_partitions[] = { /* DSS */ -static struct tfp410_platform_data dvi_panel = { - .i2c_bus_num = 3, - .power_down_gpio = -1, +static struct connector_dvi_platform_data beagle_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = 3, }; -static struct omap_dss_device beagle_dvi_device = { - .type = OMAP_DISPLAY_TYPE_DPI, - .name = "dvi", - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, +static struct platform_device beagle_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &beagle_dvi_connector_pdata, }; -static struct omap_dss_device beagle_tv_device = { +static struct encoder_tfp410_platform_data beagle_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = -1, +}; + +static struct platform_device beagle_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &beagle_tfp410_pdata, +}; + +static struct connector_atv_platform_data beagle_tv_pdata = { .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, }; -static struct omap_dss_device *beagle_dss_devices[] = { - &beagle_dvi_device, - &beagle_tv_device, +static struct platform_device beagle_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &beagle_tv_pdata, }; static struct omap_dss_board_info beagle_dss_data = { - .num_devices = ARRAY_SIZE(beagle_dss_devices), - .devices = beagle_dss_devices, - .default_device = &beagle_dvi_device, + .default_display_name = "dvi", }; #include "sdram-micron-mt46h32m32lf-6.h" @@ -279,7 +290,7 @@ static struct regulator_consumer_supply beagle_vsim_supply[] = { static struct gpio_led gpio_leds[]; /* PHY's VCC regulator might be added later, so flag that we need it */ -static struct nop_usb_xceiv_platform_data hsusb2_phy_data = { +static struct usb_phy_gen_xceiv_platform_data hsusb2_phy_data = { .needs_vcc = true, }; @@ -332,7 +343,11 @@ static int beagle_twl_gpio_setup(struct device *dev, if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC")) pr_err("%s: unable to configure EHCI_nOC\n", __func__); } - dvi_panel.power_down_gpio = beagle_config.dvi_pd_gpio; + beagle_tfp410_pdata.power_down_gpio = beagle_config.dvi_pd_gpio; + + platform_device_register(&beagle_tfp410_device); + platform_device_register(&beagle_dvi_connector_device); + platform_device_register(&beagle_tv_connector_device); /* TWL4030_GPIO_MAX i.e. LED_GPO controls HS USB Port 2 power */ phy_data[0].vcc_gpio = gpio + TWL4030_GPIO_MAX; @@ -547,6 +562,7 @@ static void __init omap3_beagle_init(void) if (gpio_is_valid(beagle_config.dvi_pd_gpio)) omap_mux_init_gpio(beagle_config.dvi_pd_gpio, OMAP_PIN_OUTPUT); omap_display_init(&beagle_dss_data); + omap_serial_init(); omap_sdrc_init(mt46h32m32lf6_sdrc_params, mt46h32m32lf6_sdrc_params); diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 8c026269baca..18143873346c 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -33,7 +33,7 @@ #include <linux/i2c/twl.h> #include <linux/usb/otg.h> #include <linux/usb/musb.h> -#include <linux/usb/nop-usb-xceiv.h> +#include <linux/usb/usb_phy_gen_xceiv.h> #include <linux/smsc911x.h> #include <linux/wl12xx.h> @@ -166,14 +166,6 @@ static inline void __init omap3evm_init_smsc911x(void) { return; } */ #define OMAP3EVM_DVI_PANEL_EN_GPIO 199 -static struct panel_sharp_ls037v7dw01_data omap3_evm_lcd_data = { - .resb_gpio = OMAP3EVM_LCD_PANEL_RESB, - .ini_gpio = OMAP3EVM_LCD_PANEL_INI, - .mo_gpio = OMAP3EVM_LCD_PANEL_QVGA, - .lr_gpio = OMAP3EVM_LCD_PANEL_LR, - .ud_gpio = OMAP3EVM_LCD_PANEL_UD, -}; - #ifdef CONFIG_BROKEN static void __init omap3_evm_display_init(void) { @@ -196,44 +188,65 @@ static void __init omap3_evm_display_init(void) } #endif -static struct omap_dss_device omap3_evm_lcd_device = { - .name = "lcd", - .driver_name = "sharp_ls_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 18, - .data = &omap3_evm_lcd_data, +static struct panel_sharp_ls037v7dw01_platform_data omap3_evm_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 18, + + .resb_gpio = OMAP3EVM_LCD_PANEL_RESB, + .ini_gpio = OMAP3EVM_LCD_PANEL_INI, + .mo_gpio = OMAP3EVM_LCD_PANEL_QVGA, + .lr_gpio = OMAP3EVM_LCD_PANEL_LR, + .ud_gpio = OMAP3EVM_LCD_PANEL_UD, +}; + +static struct platform_device omap3_evm_lcd_device = { + .name = "panel-sharp-ls037v7dw01", + .id = 0, + .dev.platform_data = &omap3_evm_lcd_pdata, +}; + +static struct connector_dvi_platform_data omap3_evm_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = -1, +}; + +static struct platform_device omap3_evm_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &omap3_evm_dvi_connector_pdata, }; -static struct omap_dss_device omap3_evm_tv_device = { - .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, +static struct encoder_tfp410_platform_data omap3_evm_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = OMAP3EVM_DVI_PANEL_EN_GPIO, }; -static struct tfp410_platform_data dvi_panel = { - .power_down_gpio = OMAP3EVM_DVI_PANEL_EN_GPIO, - .i2c_bus_num = -1, +static struct platform_device omap3_evm_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &omap3_evm_tfp410_pdata, }; -static struct omap_dss_device omap3_evm_dvi_device = { - .name = "dvi", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, +static struct connector_atv_platform_data omap3_evm_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, }; -static struct omap_dss_device *omap3_evm_dss_devices[] = { - &omap3_evm_lcd_device, - &omap3_evm_tv_device, - &omap3_evm_dvi_device, +static struct platform_device omap3_evm_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &omap3_evm_tv_pdata, }; static struct omap_dss_board_info omap3_evm_dss_data = { - .num_devices = ARRAY_SIZE(omap3_evm_dss_devices), - .devices = omap3_evm_dss_devices, - .default_device = &omap3_evm_lcd_device, + .default_display_name = "lcd", }; static struct regulator_consumer_supply omap3evm_vmmc1_supply[] = { @@ -468,7 +481,7 @@ struct wl12xx_platform_data omap3evm_wlan_data __initdata = { static struct regulator_consumer_supply omap3evm_vaux2_supplies[] = { REGULATOR_SUPPLY("VDD_CSIPHY1", "omap3isp"), /* OMAP ISP */ REGULATOR_SUPPLY("VDD_CSIPHY2", "omap3isp"), /* OMAP ISP */ - REGULATOR_SUPPLY("vcc", "nop_usb_xceiv.2"), /* hsusb port 2 */ + REGULATOR_SUPPLY("vcc", "usb_phy_gen_xceiv.2"), /* hsusb port 2 */ REGULATOR_SUPPLY("vaux2", NULL), }; @@ -678,6 +691,10 @@ static void __init omap3_evm_init(void) omap3_evm_i2c_init(); omap_display_init(&omap3_evm_dss_data); + platform_device_register(&omap3_evm_lcd_device); + platform_device_register(&omap3_evm_tfp410_device); + platform_device_register(&omap3_evm_dvi_connector_device); + platform_device_register(&omap3_evm_tv_connector_device); omap_serial_init(); omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL); diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index b1547a0edfcd..de1bc6bbe585 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -231,34 +231,21 @@ static struct twl4030_keypad_data pandora_kp_data = { .rep = 1, }; -static struct panel_tpo_td043_data lcd_data = { - .nreset_gpio = 157, -}; - -static struct omap_dss_device pandora_lcd_device = { - .name = "lcd", - .driver_name = "tpo_td043mtea1_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 24, - .data = &lcd_data, -}; - -static struct omap_dss_device pandora_tv_device = { - .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, +static struct connector_atv_platform_data pandora_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, }; -static struct omap_dss_device *pandora_dss_devices[] = { - &pandora_lcd_device, - &pandora_tv_device, +static struct platform_device pandora_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &pandora_tv_pdata, }; static struct omap_dss_board_info pandora_dss_data = { - .num_devices = ARRAY_SIZE(pandora_dss_devices), - .devices = pandora_dss_devices, - .default_device = &pandora_lcd_device, + .default_display_name = "lcd", }; static void pandora_wl1251_init_card(struct mmc_card *card) @@ -348,11 +335,11 @@ static struct regulator_consumer_supply pandora_vdds_supplies[] = { }; static struct regulator_consumer_supply pandora_vcc_lcd_supply[] = { - REGULATOR_SUPPLY("vcc", "display0"), + REGULATOR_SUPPLY("vcc", "spi1.1"), }; static struct regulator_consumer_supply pandora_usb_phy_supply[] = { - REGULATOR_SUPPLY("vcc", "nop_usb_xceiv.2"), /* hsusb port 2 */ + REGULATOR_SUPPLY("vcc", "usb_phy_gen_xceiv.2"), /* hsusb port 2 */ }; /* ads7846 on SPI and 2 nub controllers on I2C */ @@ -529,13 +516,21 @@ static int __init omap3pandora_i2c_init(void) return 0; } +static struct panel_tpo_td043mtea1_platform_data pandora_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 24, + .nreset_gpio = 157, +}; + static struct spi_board_info omap3pandora_spi_board_info[] __initdata = { { - .modalias = "tpo_td043mtea1_panel_spi", + .modalias = "panel-tpo-td043mtea1", .bus_num = 1, .chip_select = 1, .max_speed_hz = 375000, - .platform_data = &pandora_lcd_device, + .platform_data = &pandora_lcd_pdata, } }; @@ -580,6 +575,7 @@ static struct platform_device *omap3pandora_devices[] __initdata = { &pandora_keys_gpio, &pandora_vwlan_device, &pandora_backlight, + &pandora_tv_connector_device, }; static struct usbhs_omap_platform_data usbhs_bdata __initdata = { diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index d37e6b187ae4..ba8342fef799 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -93,40 +93,50 @@ static void __init omap3_stalker_display_init(void) { return; } +static struct connector_dvi_platform_data omap3stalker_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = -1, +}; -static struct omap_dss_device omap3_stalker_tv_device = { - .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, -#if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO) - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, -#elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE) - .u.venc.type = OMAP_DSS_VENC_TYPE_COMPOSITE, -#endif +static struct platform_device omap3stalker_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &omap3stalker_dvi_connector_pdata, }; -static struct tfp410_platform_data dvi_panel = { - .power_down_gpio = DSS_ENABLE_GPIO, - .i2c_bus_num = -1, +static struct encoder_tfp410_platform_data omap3stalker_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = DSS_ENABLE_GPIO, }; -static struct omap_dss_device omap3_stalker_dvi_device = { - .name = "dvi", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, +static struct platform_device omap3stalker_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &omap3stalker_tfp410_pdata, +}; + +static struct connector_atv_platform_data omap3stalker_tv_pdata = { + .name = "tv", + .source = "venc.0", +#if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO) + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, +#elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE) + .connector_type = OMAP_DSS_VENC_TYPE_COMPOSITE, +#endif + .invert_polarity = false, }; -static struct omap_dss_device *omap3_stalker_dss_devices[] = { - &omap3_stalker_tv_device, - &omap3_stalker_dvi_device, +static struct platform_device omap3stalker_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &omap3stalker_tv_pdata, }; static struct omap_dss_board_info omap3_stalker_dss_data = { - .num_devices = ARRAY_SIZE(omap3_stalker_dss_devices), - .devices = omap3_stalker_dss_devices, - .default_device = &omap3_stalker_dvi_device, + .default_display_name = "dvi", }; static struct regulator_consumer_supply omap3stalker_vmmc1_supply[] = { @@ -356,6 +366,9 @@ static struct usbhs_phy_data phy_data[] __initdata = { static struct platform_device *omap3_stalker_devices[] __initdata = { &keys_gpio, + &omap3stalker_tfp410_device, + &omap3stalker_dvi_connector_device, + &omap3stalker_tv_connector_device, }; static struct usbhs_omap_platform_data usbhs_bdata __initdata = { diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 5748b5d06c23..f6d384111911 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -72,6 +72,9 @@ #define OVERO_SMSC911X2_CS 4 #define OVERO_SMSC911X2_GPIO 65 +/* whether to register LCD35 instead of LCD43 */ +static bool overo_use_lcd35; + #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \ defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) @@ -149,78 +152,94 @@ static inline void __init overo_init_smsc911x(void) { return; } #define OVERO_GPIO_LCD_EN 144 #define OVERO_GPIO_LCD_BL 145 -static struct tfp410_platform_data dvi_panel = { - .i2c_bus_num = 3, - .power_down_gpio = -1, +static struct connector_atv_platform_data overo_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, }; -static struct omap_dss_device overo_dvi_device = { - .name = "dvi", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "tfp410", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, +static struct platform_device overo_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &overo_tv_pdata, }; -static struct omap_dss_device overo_tv_device = { - .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, +static const struct display_timing overo_lcd43_videomode = { + .pixelclock = { 0, 9200000, 0 }, + + .hactive = { 0, 480, 0 }, + .hfront_porch = { 0, 8, 0 }, + .hback_porch = { 0, 4, 0 }, + .hsync_len = { 0, 41, 0 }, + + .vactive = { 0, 272, 0 }, + .vfront_porch = { 0, 4, 0 }, + .vback_porch = { 0, 2, 0 }, + .vsync_len = { 0, 10, 0 }, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; -static struct panel_generic_dpi_data lcd43_panel = { - .name = "samsung_lte430wq_f0c", - .num_gpios = 2, - .gpios = { - OVERO_GPIO_LCD_EN, - OVERO_GPIO_LCD_BL - }, +static struct panel_dpi_platform_data overo_lcd43_pdata = { + .name = "lcd43", + .source = "dpi.0", + + .data_lines = 24, + + .display_timing = &overo_lcd43_videomode, + + .enable_gpio = OVERO_GPIO_LCD_EN, + .backlight_gpio = OVERO_GPIO_LCD_BL, }; -static struct omap_dss_device overo_lcd43_device = { - .name = "lcd43", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "generic_dpi_panel", - .data = &lcd43_panel, - .phy.dpi.data_lines = 24, +static struct platform_device overo_lcd43_device = { + .name = "panel-dpi", + .id = 0, + .dev.platform_data = &overo_lcd43_pdata, }; -#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \ - defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE) -static struct panel_generic_dpi_data lcd35_panel = { - .num_gpios = 2, - .gpios = { - OVERO_GPIO_LCD_EN, - OVERO_GPIO_LCD_BL - }, +static struct connector_dvi_platform_data overo_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = 3, }; -static struct omap_dss_device overo_lcd35_device = { - .type = OMAP_DISPLAY_TYPE_DPI, - .name = "lcd35", - .driver_name = "lgphilips_lb035q02_panel", - .phy.dpi.data_lines = 24, - .data = &lcd35_panel, +static struct platform_device overo_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &overo_dvi_connector_pdata, }; -#endif -static struct omap_dss_device *overo_dss_devices[] = { - &overo_dvi_device, - &overo_tv_device, -#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \ - defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE) - &overo_lcd35_device, -#endif - &overo_lcd43_device, +static struct encoder_tfp410_platform_data overo_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = -1, +}; + +static struct platform_device overo_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &overo_tfp410_pdata, }; static struct omap_dss_board_info overo_dss_data = { - .num_devices = ARRAY_SIZE(overo_dss_devices), - .devices = overo_dss_devices, - .default_device = &overo_dvi_device, + .default_display_name = "lcd43", }; +static void __init overo_display_init(void) +{ + omap_display_init(&overo_dss_data); + + if (!overo_use_lcd35) + platform_device_register(&overo_lcd43_device); + platform_device_register(&overo_tfp410_device); + platform_device_register(&overo_dvi_connector_device); + platform_device_register(&overo_tv_connector_device); +} + static struct mtd_partition overo_nand_partitions[] = { { .name = "xloader", @@ -408,24 +427,41 @@ static int __init overo_i2c_init(void) return 0; } +static struct panel_lb035q02_platform_data overo_lcd35_pdata = { + .name = "lcd35", + .source = "dpi.0", + + .data_lines = 24, + + .enable_gpio = OVERO_GPIO_LCD_EN, + .backlight_gpio = OVERO_GPIO_LCD_BL, +}; + +/* + * NOTE: We need to add either the lgphilips panel, or the lcd43 panel. The + * selection is done based on the overo_use_lcd35 field. If new SPI + * devices are added here, extra work is needed to make only the lgphilips panel + * affected by the overo_use_lcd35 field. + */ static struct spi_board_info overo_spi_board_info[] __initdata = { -#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \ - defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE) { - .modalias = "lgphilips_lb035q02_panel-spi", + .modalias = "panel_lgphilips_lb035q02", .bus_num = 1, .chip_select = 1, .max_speed_hz = 500000, .mode = SPI_MODE_3, + .platform_data = &overo_lcd35_pdata, }, -#endif }; static int __init overo_spi_init(void) { overo_ads7846_init(); - spi_register_board_info(overo_spi_board_info, - ARRAY_SIZE(overo_spi_board_info)); + + if (overo_use_lcd35) { + spi_register_board_info(overo_spi_board_info, + ARRAY_SIZE(overo_spi_board_info)); + } return 0; } @@ -463,11 +499,13 @@ static void __init overo_init(void) { int ret; + if (strstr(boot_command_line, "omapdss.def_disp=lcd35")) + overo_use_lcd35 = true; + regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); overo_i2c_init(); omap_hsmmc_init(mmc); - omap_display_init(&overo_dss_data); omap_serial_init(); omap_sdrc_init(mt46h32m32lf6_sdrc_params, mt46h32m32lf6_sdrc_params); @@ -484,6 +522,8 @@ static void __init overo_init(void) overo_init_keys(); omap_twl4030_audio_init("overo", NULL); + overo_display_init(); + /* Ensure SDRC pins are mux'd for self-refresh */ omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index 9c2dd102fbbb..c3270c0f1fce 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -45,6 +45,8 @@ #include <linux/platform_data/tsl2563.h> #include <linux/lis3lv02d.h> +#include <video/omap-panel-data.h> + #if defined(CONFIG_IR_RX51) || defined(CONFIG_IR_RX51_MODULE) #include <media/ir-rx51.h> #endif @@ -226,6 +228,15 @@ static struct lp55xx_platform_data rx51_lp5523_platform_data = { }; #endif +#define RX51_LCD_RESET_GPIO 90 + +static struct panel_acx565akm_platform_data acx_pdata = { + .name = "lcd", + .source = "sdi.0", + .reset_gpio = RX51_LCD_RESET_GPIO, + .datapairs = 2, +}; + static struct omap2_mcspi_device_config wl1251_mcspi_config = { .turbo_mode = 0, }; @@ -254,6 +265,7 @@ static struct spi_board_info rx51_peripherals_spi_board_info[] __initdata = { .chip_select = 2, .max_speed_hz = 6000000, .controller_data = &mipid_mcspi_config, + .platform_data = &acx_pdata, }, [RX51_SPI_TSC2005] = { .modalias = "tsc2005", diff --git a/arch/arm/mach-omap2/board-rx51-video.c b/arch/arm/mach-omap2/board-rx51-video.c index bdd1e3a179e1..43a90c8d6837 100644 --- a/arch/arm/mach-omap2/board-rx51-video.c +++ b/arch/arm/mach-omap2/board-rx51-video.c @@ -29,34 +29,21 @@ #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) -static struct panel_acx565akm_data lcd_data = { - .reset_gpio = RX51_LCD_RESET_GPIO, +static struct connector_atv_platform_data rx51_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_COMPOSITE, + .invert_polarity = false, }; -static struct omap_dss_device rx51_lcd_device = { - .name = "lcd", - .driver_name = "panel-acx565akm", - .type = OMAP_DISPLAY_TYPE_SDI, - .phy.sdi.datapairs = 2, - .data = &lcd_data, -}; - -static struct omap_dss_device rx51_tv_device = { - .name = "tv", - .type = OMAP_DISPLAY_TYPE_VENC, - .driver_name = "venc", - .phy.venc.type = OMAP_DSS_VENC_TYPE_COMPOSITE, -}; - -static struct omap_dss_device *rx51_dss_devices[] = { - &rx51_lcd_device, - &rx51_tv_device, +static struct platform_device rx51_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &rx51_tv_pdata, }; static struct omap_dss_board_info rx51_dss_board_info = { - .num_devices = ARRAY_SIZE(rx51_dss_devices), - .devices = rx51_dss_devices, - .default_device = &rx51_lcd_device, + .default_display_name = "lcd", }; static int __init rx51_video_init(void) @@ -71,6 +58,8 @@ static int __init rx51_video_init(void) omap_display_init(&rx51_dss_board_info); + platform_device_register(&rx51_tv_connector_device); + return 0; } diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index d2ea68ea678a..7735105561d8 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -85,7 +85,7 @@ static struct omap_board_mux board_mux[] __initdata = { static struct omap_musb_board_data musb_board_data = { .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_PERIPHERAL, + .mode = MUSB_OTG, .power = 0, }; diff --git a/arch/arm/mach-omap2/board-zoom-display.c b/arch/arm/mach-omap2/board-zoom-display.c index c2a079cb76fc..3d8ecc1e05bd 100644 --- a/arch/arm/mach-omap2/board-zoom-display.c +++ b/arch/arm/mach-omap2/board-zoom-display.c @@ -25,32 +25,23 @@ #define LCD_PANEL_RESET_GPIO_PILOT 55 #define LCD_PANEL_QVGA_GPIO 56 -static struct panel_nec_nl8048_data zoom_lcd_data = { - /* res_gpio filled in code */ - .qvga_gpio = LCD_PANEL_QVGA_GPIO, -}; +static struct panel_nec_nl8048hl11_platform_data zoom_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", -static struct omap_dss_device zoom_lcd_device = { - .name = "lcd", - .driver_name = "NEC_8048_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 24, - .data = &zoom_lcd_data, -}; + .data_lines = 24, -static struct omap_dss_device *zoom_dss_devices[] = { - &zoom_lcd_device, + .res_gpio = -1, /* filled in code */ + .qvga_gpio = LCD_PANEL_QVGA_GPIO, }; static struct omap_dss_board_info zoom_dss_data = { - .num_devices = ARRAY_SIZE(zoom_dss_devices), - .devices = zoom_dss_devices, - .default_device = &zoom_lcd_device, + .default_display_name = "lcd", }; static void __init zoom_lcd_panel_init(void) { - zoom_lcd_data.res_gpio = (omap_rev() > OMAP3430_REV_ES3_0) ? + zoom_lcd_pdata.res_gpio = (omap_rev() > OMAP3430_REV_ES3_0) ? LCD_PANEL_RESET_GPIO_PROD : LCD_PANEL_RESET_GPIO_PILOT; } @@ -61,19 +52,20 @@ static struct omap2_mcspi_device_config dss_lcd_mcspi_config = { static struct spi_board_info nec_8048_spi_board_info[] __initdata = { [0] = { - .modalias = "nec_8048_spi", + .modalias = "panel-nec-nl8048hl11", .bus_num = 1, .chip_select = 2, .max_speed_hz = 375000, .controller_data = &dss_lcd_mcspi_config, + .platform_data = &zoom_lcd_pdata, }, }; void __init zoom_display_init(void) { omap_display_init(&zoom_dss_data); + zoom_lcd_panel_init(); spi_register_board_info(nec_8048_spi_board_info, ARRAY_SIZE(nec_8048_spi_board_info)); - zoom_lcd_panel_init(); } diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index ff37be1f6f93..03a0516c7f67 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -400,7 +400,7 @@ int __init omap_display_init(struct omap_dss_board_info *board_data) /* Create devices for DPI and SDI */ - pdev = create_simple_dss_pdev("omapdss_dpi", -1, + pdev = create_simple_dss_pdev("omapdss_dpi", 0, board_data, sizeof(*board_data), dss_pdev); if (IS_ERR(pdev)) { pr_err("Could not build platform_device for omapdss_dpi\n"); @@ -408,7 +408,7 @@ int __init omap_display_init(struct omap_dss_board_info *board_data) } if (cpu_is_omap34xx()) { - pdev = create_simple_dss_pdev("omapdss_sdi", -1, + pdev = create_simple_dss_pdev("omapdss_sdi", 0, board_data, sizeof(*board_data), dss_pdev); if (IS_ERR(pdev)) { pr_err("Could not build platform_device for omapdss_sdi\n"); diff --git a/arch/arm/mach-omap2/dss-common.c b/arch/arm/mach-omap2/dss-common.c index 393aeefaebb0..bf89effa4c99 100644 --- a/arch/arm/mach-omap2/dss-common.c +++ b/arch/arm/mach-omap2/dss-common.c @@ -25,6 +25,7 @@ #include <linux/kernel.h> #include <linux/gpio.h> +#include <linux/platform_device.h> #include <video/omapdss.h> #include <video/omap-panel-data.h> @@ -37,70 +38,76 @@ #define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */ #define HDMI_GPIO_HPD 63 /* Hotplug detect */ -/* Display DVI */ #define PANDA_DVI_TFP410_POWER_DOWN_GPIO 0 -/* Using generic display panel */ -static struct tfp410_platform_data omap4_dvi_panel = { - .i2c_bus_num = 3, - .power_down_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO, +/* DVI Connector */ +static struct connector_dvi_platform_data omap4_panda_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = 2, }; -static struct omap_dss_device omap4_panda_dvi_device = { - .type = OMAP_DISPLAY_TYPE_DPI, - .name = "dvi", - .driver_name = "tfp410", - .data = &omap4_dvi_panel, - .phy.dpi.data_lines = 24, - .channel = OMAP_DSS_CHANNEL_LCD2, +static struct platform_device omap4_panda_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &omap4_panda_dvi_connector_pdata, }; -static struct omap_dss_hdmi_data omap4_panda_hdmi_data = { +/* TFP410 DPI-to-DVI chip */ +static struct encoder_tfp410_platform_data omap4_panda_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO, +}; + +static struct platform_device omap4_panda_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &omap4_panda_tfp410_pdata, +}; + +/* HDMI Connector */ +static struct connector_hdmi_platform_data omap4_panda_hdmi_connector_pdata = { + .name = "hdmi", + .source = "tpd12s015.0", +}; + +static struct platform_device omap4_panda_hdmi_connector_device = { + .name = "connector-hdmi", + .id = 0, + .dev.platform_data = &omap4_panda_hdmi_connector_pdata, +}; + +/* TPD12S015 HDMI ESD protection & level shifter chip */ +static struct encoder_tpd12s015_platform_data omap4_panda_tpd_pdata = { + .name = "tpd12s015.0", + .source = "hdmi.0", + .ct_cp_hpd_gpio = HDMI_GPIO_CT_CP_HPD, .ls_oe_gpio = HDMI_GPIO_LS_OE, .hpd_gpio = HDMI_GPIO_HPD, }; -static struct omap_dss_device omap4_panda_hdmi_device = { - .name = "hdmi", - .driver_name = "hdmi_panel", - .type = OMAP_DISPLAY_TYPE_HDMI, - .channel = OMAP_DSS_CHANNEL_DIGIT, - .data = &omap4_panda_hdmi_data, -}; - -static struct omap_dss_device *omap4_panda_dss_devices[] = { - &omap4_panda_dvi_device, - &omap4_panda_hdmi_device, +static struct platform_device omap4_panda_tpd_device = { + .name = "tpd12s015", + .id = 0, + .dev.platform_data = &omap4_panda_tpd_pdata, }; static struct omap_dss_board_info omap4_panda_dss_data = { - .num_devices = ARRAY_SIZE(omap4_panda_dss_devices), - .devices = omap4_panda_dss_devices, - .default_device = &omap4_panda_dvi_device, + .default_display_name = "dvi", }; -void __init omap4_panda_display_init(void) +void __init omap4_panda_display_init_of(void) { omap_display_init(&omap4_panda_dss_data); - /* - * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and - * later have external pull up on the HDMI I2C lines - */ - if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2) - omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP); - else - omap_hdmi_init(0); - - omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT); - omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT); - omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN); -} + platform_device_register(&omap4_panda_tfp410_device); + platform_device_register(&omap4_panda_dvi_connector_device); -void __init omap4_panda_display_init_of(void) -{ - omap_display_init(&omap4_panda_dss_data); + platform_device_register(&omap4_panda_tpd_device); + platform_device_register(&omap4_panda_hdmi_connector_device); } @@ -109,93 +116,73 @@ void __init omap4_panda_display_init_of(void) #define DISPLAY_SEL_GPIO 59 /* LCD2/PicoDLP switch */ #define DLP_POWER_ON_GPIO 40 -static struct nokia_dsi_panel_data dsi1_panel = { - .name = "taal", - .reset_gpio = 102, - .use_ext_te = false, - .ext_te_gpio = 101, - .esd_interval = 0, - .pin_config = { - .num_pins = 6, - .pins = { 0, 1, 2, 3, 4, 5 }, - }, -}; - -static struct omap_dss_device sdp4430_lcd_device = { - .name = "lcd", - .driver_name = "taal", - .type = OMAP_DISPLAY_TYPE_DSI, - .data = &dsi1_panel, - .phy.dsi = { - .module = 0, +static struct panel_dsicm_platform_data dsi1_panel = { + .name = "lcd", + .source = "dsi.0", + .reset_gpio = 102, + .use_ext_te = false, + .ext_te_gpio = 101, + .pin_config = { + .num_pins = 6, + .pins = { 0, 1, 2, 3, 4, 5 }, }, - .channel = OMAP_DSS_CHANNEL_LCD, }; -static struct nokia_dsi_panel_data dsi2_panel = { - .name = "taal", - .reset_gpio = 104, - .use_ext_te = false, - .ext_te_gpio = 103, - .esd_interval = 0, - .pin_config = { - .num_pins = 6, - .pins = { 0, 1, 2, 3, 4, 5 }, - }, +static struct platform_device sdp4430_lcd_device = { + .name = "panel-dsi-cm", + .id = 0, + .dev.platform_data = &dsi1_panel, }; -static struct omap_dss_device sdp4430_lcd2_device = { - .name = "lcd2", - .driver_name = "taal", - .type = OMAP_DISPLAY_TYPE_DSI, - .data = &dsi2_panel, - .phy.dsi = { - - .module = 1, +static struct panel_dsicm_platform_data dsi2_panel = { + .name = "lcd2", + .source = "dsi.1", + .reset_gpio = 104, + .use_ext_te = false, + .ext_te_gpio = 103, + .pin_config = { + .num_pins = 6, + .pins = { 0, 1, 2, 3, 4, 5 }, }, - .channel = OMAP_DSS_CHANNEL_LCD2, }; -static struct omap_dss_hdmi_data sdp4430_hdmi_data = { - .ct_cp_hpd_gpio = HDMI_GPIO_CT_CP_HPD, - .ls_oe_gpio = HDMI_GPIO_LS_OE, - .hpd_gpio = HDMI_GPIO_HPD, +static struct platform_device sdp4430_lcd2_device = { + .name = "panel-dsi-cm", + .id = 1, + .dev.platform_data = &dsi2_panel, }; -static struct omap_dss_device sdp4430_hdmi_device = { - .name = "hdmi", - .driver_name = "hdmi_panel", - .type = OMAP_DISPLAY_TYPE_HDMI, - .channel = OMAP_DSS_CHANNEL_DIGIT, - .data = &sdp4430_hdmi_data, +/* HDMI Connector */ +static struct connector_hdmi_platform_data sdp4430_hdmi_connector_pdata = { + .name = "hdmi", + .source = "tpd12s015.0", }; -static struct picodlp_panel_data sdp4430_picodlp_pdata = { - .picodlp_adapter_id = 2, - .emu_done_gpio = 44, - .pwrgood_gpio = 45, +static struct platform_device sdp4430_hdmi_connector_device = { + .name = "connector-hdmi", + .id = 0, + .dev.platform_data = &sdp4430_hdmi_connector_pdata, }; -static struct omap_dss_device sdp4430_picodlp_device = { - .name = "picodlp", - .driver_name = "picodlp_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 24, - .channel = OMAP_DSS_CHANNEL_LCD2, - .data = &sdp4430_picodlp_pdata, +/* TPD12S015 HDMI ESD protection & level shifter chip */ +static struct encoder_tpd12s015_platform_data sdp4430_tpd_pdata = { + .name = "tpd12s015.0", + .source = "hdmi.0", + + .ct_cp_hpd_gpio = HDMI_GPIO_CT_CP_HPD, + .ls_oe_gpio = HDMI_GPIO_LS_OE, + .hpd_gpio = HDMI_GPIO_HPD, }; -static struct omap_dss_device *sdp4430_dss_devices[] = { - &sdp4430_lcd_device, - &sdp4430_lcd2_device, - &sdp4430_hdmi_device, - &sdp4430_picodlp_device, +static struct platform_device sdp4430_tpd_device = { + .name = "tpd12s015", + .id = 0, + .dev.platform_data = &sdp4430_tpd_pdata, }; + static struct omap_dss_board_info sdp4430_dss_data = { - .num_devices = ARRAY_SIZE(sdp4430_dss_devices), - .devices = sdp4430_dss_devices, - .default_device = &sdp4430_lcd_device, + .default_display_name = "lcd", }; /* @@ -204,7 +191,7 @@ static struct omap_dss_board_info sdp4430_dss_data = { * used by picodlp on the 4430sdp platform. Keep this gpio disabled as LCD2 is * selected by default */ -void __init omap_4430sdp_display_init(void) +void __init omap_4430sdp_display_init_of(void) { int r; @@ -219,33 +206,10 @@ void __init omap_4430sdp_display_init(void) pr_err("%s: Could not get DLP POWER ON GPIO\n", __func__); omap_display_init(&sdp4430_dss_data); - /* - * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and - * later have external pull up on the HDMI I2C lines - */ - if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2) - omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP); - else - omap_hdmi_init(0); - - omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT); - omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT); - omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN); -} - -void __init omap_4430sdp_display_init_of(void) -{ - int r; - r = gpio_request_one(DISPLAY_SEL_GPIO, GPIOF_OUT_INIT_HIGH, - "display_sel"); - if (r) - pr_err("%s: Could not get display_sel GPIO\n", __func__); - - r = gpio_request_one(DLP_POWER_ON_GPIO, GPIOF_OUT_INIT_LOW, - "DLP POWER ON"); - if (r) - pr_err("%s: Could not get DLP POWER ON GPIO\n", __func__); + platform_device_register(&sdp4430_lcd_device); + platform_device_register(&sdp4430_lcd2_device); - omap_display_init(&sdp4430_dss_data); + platform_device_register(&sdp4430_tpd_device); + platform_device_register(&sdp4430_hdmi_connector_device); } diff --git a/arch/arm/mach-omap2/dss-common.h b/arch/arm/mach-omap2/dss-common.h index 915f6fff5106..c28fe3c03588 100644 --- a/arch/arm/mach-omap2/dss-common.h +++ b/arch/arm/mach-omap2/dss-common.h @@ -6,9 +6,7 @@ * This file will be removed when DSS supports DT. */ -void __init omap4_panda_display_init(void); void __init omap4_panda_display_init_of(void); -void __init omap_4430sdp_display_init(void); void __init omap_4430sdp_display_init_of(void); #endif diff --git a/arch/arm/mach-omap2/i2c.c b/arch/arm/mach-omap2/i2c.c index d940e53dd9f2..b456b4471f35 100644 --- a/arch/arm/mach-omap2/i2c.c +++ b/arch/arm/mach-omap2/i2c.c @@ -181,7 +181,7 @@ int __init omap_i2c_add_bus(struct omap_i2c_bus_platform_data *i2c_pdata, sizeof(struct omap_i2c_bus_platform_data)); WARN(IS_ERR(pdev), "Could not build omap_device for %s\n", name); - return PTR_RET(pdev); + return PTR_ERR_OR_ZERO(pdev); } static int __init omap_i2c_cmdline(void) diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S index 4ea308114165..75e92952c18e 100644 --- a/arch/arm/mach-omap2/omap-headsmp.S +++ b/arch/arm/mach-omap2/omap-headsmp.S @@ -20,8 +20,6 @@ #include "omap44xx.h" - __CPUINIT - /* Physical address needed since MMU not enabled yet on secondary core */ #define AUX_CORE_BOOT0_PA 0x48281800 diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c index f993a4188701..f991016e2a6a 100644 --- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c +++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c @@ -291,7 +291,7 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state) * @cpu : CPU ID * @power_state: CPU low power state. */ -int __cpuinit omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state) +int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state) { struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu); unsigned int cpu_state = 0; diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index 98a11463a843..8708b2a9da45 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -51,7 +51,7 @@ void __iomem *omap4_get_scu_base(void) return scu_base; } -static void __cpuinit omap4_secondary_init(unsigned int cpu) +static void omap4_secondary_init(unsigned int cpu) { /* * Configure ACTRL and enable NS SMP bit access on CPU1 on HS device. @@ -72,7 +72,7 @@ static void __cpuinit omap4_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static int __cpuinit omap4_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int omap4_boot_secondary(unsigned int cpu, struct task_struct *idle) { static struct clockdomain *cpu1_clkdm; static bool booted; diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index f8bb3b9b6a76..813c61558a5f 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -323,8 +323,8 @@ static void irq_save_secure_context(void) #endif #ifdef CONFIG_HOTPLUG_CPU -static int __cpuinit irq_cpu_hotplug_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int irq_cpu_hotplug_notify(struct notifier_block *self, + unsigned long action, void *hcpu) { unsigned int cpu = (unsigned int)hcpu; diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c index 5cc92874be7e..f99f68e1e85b 100644 --- a/arch/arm/mach-omap2/omap_device.c +++ b/arch/arm/mach-omap2/omap_device.c @@ -129,6 +129,7 @@ static int omap_device_build_from_dt(struct platform_device *pdev) struct device_node *node = pdev->dev.of_node; const char *oh_name; int oh_cnt, i, ret = 0; + bool device_active = false; oh_cnt = of_property_count_strings(node, "ti,hwmods"); if (oh_cnt <= 0) { @@ -152,6 +153,8 @@ static int omap_device_build_from_dt(struct platform_device *pdev) goto odbfd_exit1; } hwmods[i] = oh; + if (oh->flags & HWMOD_INIT_NO_IDLE) + device_active = true; } od = omap_device_alloc(pdev, hwmods, oh_cnt); @@ -172,6 +175,11 @@ static int omap_device_build_from_dt(struct platform_device *pdev) pdev->dev.pm_domain = &omap_device_pm_domain; + if (device_active) { + omap_device_enable(pdev); + pm_runtime_set_active(&pdev->dev); + } + odbfd_exit1: kfree(hwmods); odbfd_exit: @@ -842,6 +850,7 @@ static int __init omap_device_late_idle(struct device *dev, void *data) { struct platform_device *pdev = to_platform_device(dev); struct omap_device *od = to_omap_device(pdev); + int i; if (!od) return 0; @@ -850,6 +859,15 @@ static int __init omap_device_late_idle(struct device *dev, void *data) * If omap_device state is enabled, but has no driver bound, * idle it. */ + + /* + * Some devices (like memory controllers) are always kept + * enabled, and should not be idled even with no drivers. + */ + for (i = 0; i < od->hwmods_cnt; i++) + if (od->hwmods[i]->flags & HWMOD_INIT_NO_IDLE) + return 0; + if (od->_driver_status != BUS_NOTIFY_BOUND_DRIVER) { if (od->_state == OMAP_DEVICE_STATE_ENABLED) { dev_warn(dev, "%s: enabled but no driver. Idling\n", diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 7341eff63f56..7f4db12b1459 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -2386,7 +2386,7 @@ static void __init _init_mpu_rt_base(struct omap_hwmod *oh, void *data) np = of_dev_hwmod_lookup(of_find_node_by_name(NULL, "ocp"), oh); if (np) - va_start = of_iomap(np, 0); + va_start = of_iomap(np, oh->mpu_rt_idx); } else { va_start = ioremap(mem->pa_start, mem->pa_end - mem->pa_start); } diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h index aab33fd814c0..e1482a9b3bc2 100644 --- a/arch/arm/mach-omap2/omap_hwmod.h +++ b/arch/arm/mach-omap2/omap_hwmod.h @@ -95,6 +95,54 @@ extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type3; #define MODULEMODE_HWCTRL 1 #define MODULEMODE_SWCTRL 2 +#define DEBUG_OMAP2UART1_FLAGS 0 +#define DEBUG_OMAP2UART2_FLAGS 0 +#define DEBUG_OMAP2UART3_FLAGS 0 +#define DEBUG_OMAP3UART3_FLAGS 0 +#define DEBUG_OMAP3UART4_FLAGS 0 +#define DEBUG_OMAP4UART3_FLAGS 0 +#define DEBUG_OMAP4UART4_FLAGS 0 +#define DEBUG_TI81XXUART1_FLAGS 0 +#define DEBUG_TI81XXUART2_FLAGS 0 +#define DEBUG_TI81XXUART3_FLAGS 0 +#define DEBUG_AM33XXUART1_FLAGS 0 + +#define DEBUG_OMAPUART_FLAGS (HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET) + +#if defined(CONFIG_DEBUG_OMAP2UART1) +#undef DEBUG_OMAP2UART1_FLAGS +#define DEBUG_OMAP2UART1_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP2UART2) +#undef DEBUG_OMAP2UART2_FLAGS +#define DEBUG_OMAP2UART2_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP2UART3) +#undef DEBUG_OMAP2UART3_FLAGS +#define DEBUG_OMAP2UART3_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP3UART3) +#undef DEBUG_OMAP3UART3_FLAGS +#define DEBUG_OMAP3UART3_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP3UART4) +#undef DEBUG_OMAP3UART4_FLAGS +#define DEBUG_OMAP3UART4_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP4UART3) +#undef DEBUG_OMAP4UART3_FLAGS +#define DEBUG_OMAP4UART3_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP4UART4) +#undef DEBUG_OMAP4UART4_FLAGS +#define DEBUG_OMAP4UART4_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_TI81XXUART1) +#undef DEBUG_TI81XXUART1_FLAGS +#define DEBUG_TI81XXUART1_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_TI81XXUART2) +#undef DEBUG_TI81XXUART2_FLAGS +#define DEBUG_TI81XXUART2_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_TI81XXUART3) +#undef DEBUG_TI81XXUART3_FLAGS +#define DEBUG_TI81XXUART3_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_AM33XXUART1) +#undef DEBUG_AM33XXUART1_FLAGS +#define DEBUG_AM33XXUART1_FLAGS DEBUG_OMAPUART_FLAGS +#endif /** * struct omap_hwmod_mux_info - hwmod specific mux configuration @@ -568,6 +616,7 @@ struct omap_hwmod_link { * @voltdm: pointer to voltage domain (filled in at runtime) * @dev_attr: arbitrary device attributes that can be passed to the driver * @_sysc_cache: internal-use hwmod flags + * @mpu_rt_idx: index of device address space for register target (for DT boot) * @_mpu_rt_va: cached register target start address (internal use) * @_mpu_port: cached MPU register target slave (internal use) * @opt_clks_cnt: number of @opt_clks @@ -617,6 +666,7 @@ struct omap_hwmod { struct list_head node; struct omap_hwmod_ocp_if *_mpu_port; u16 flags; + u8 mpu_rt_idx; u8 response_lat; u8 rst_lines_cnt; u8 opt_clks_cnt; diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c index d05fc7b54567..56cebb05509e 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c @@ -512,7 +512,7 @@ struct omap_hwmod omap2xxx_uart1_hwmod = { .mpu_irqs = omap2_uart1_mpu_irqs, .sdma_reqs = omap2_uart1_sdma_reqs, .main_clk = "uart1_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP2UART1_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, @@ -532,7 +532,7 @@ struct omap_hwmod omap2xxx_uart2_hwmod = { .mpu_irqs = omap2_uart2_mpu_irqs, .sdma_reqs = omap2_uart2_sdma_reqs, .main_clk = "uart2_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP2UART2_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, @@ -552,7 +552,7 @@ struct omap_hwmod omap2xxx_uart3_hwmod = { .mpu_irqs = omap2_uart3_mpu_irqs, .sdma_reqs = omap2_uart3_sdma_reqs, .main_clk = "uart3_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP2UART3_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c index 28bbd56346a9..eb2f3b93b51c 100644 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c @@ -562,6 +562,7 @@ static struct omap_hwmod am33xx_cpgmac0_hwmod = { .clkdm_name = "cpsw_125mhz_clkdm", .flags = (HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY), .main_clk = "cpsw_125mhz_gclk", + .mpu_rt_idx = 1, .prcm = { .omap4 = { .clkctrl_offs = AM33XX_CM_PER_CPGMAC0_CLKCTRL_OFFSET, @@ -1512,7 +1513,7 @@ static struct omap_hwmod am33xx_uart1_hwmod = { .name = "uart1", .class = &uart_class, .clkdm_name = "l4_wkup_clkdm", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_AM33XXUART1_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .main_clk = "dpll_per_m2_div4_wkupdm_ck", .prcm = { .omap4 = { diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index f7a3df2fb579..0c3a427da544 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -490,7 +490,7 @@ static struct omap_hwmod omap3xxx_uart1_hwmod = { .mpu_irqs = omap2_uart1_mpu_irqs, .sdma_reqs = omap2_uart1_sdma_reqs, .main_clk = "uart1_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_TI81XXUART1_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, @@ -509,7 +509,7 @@ static struct omap_hwmod omap3xxx_uart2_hwmod = { .mpu_irqs = omap2_uart2_mpu_irqs, .sdma_reqs = omap2_uart2_sdma_reqs, .main_clk = "uart2_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_TI81XXUART2_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, @@ -528,7 +528,8 @@ static struct omap_hwmod omap3xxx_uart3_hwmod = { .mpu_irqs = omap2_uart3_mpu_irqs, .sdma_reqs = omap2_uart3_sdma_reqs, .main_clk = "uart3_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP3UART3_FLAGS | DEBUG_TI81XXUART3_FLAGS | + HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = OMAP3430_PER_MOD, @@ -558,7 +559,7 @@ static struct omap_hwmod omap36xx_uart4_hwmod = { .mpu_irqs = uart4_mpu_irqs, .sdma_reqs = uart4_sdma_reqs, .main_clk = "uart4_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP3UART4_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = OMAP3430_PER_MOD, diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index d04b5e60fdbe..9c3b504477d7 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -2858,8 +2858,7 @@ static struct omap_hwmod omap44xx_uart3_hwmod = { .name = "uart3", .class = &omap44xx_uart_hwmod_class, .clkdm_name = "l4_per_clkdm", - .flags = HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET | - HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP4UART3_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .main_clk = "func_48m_fclk", .prcm = { .omap4 = { @@ -2875,7 +2874,7 @@ static struct omap_hwmod omap44xx_uart4_hwmod = { .name = "uart4", .class = &omap44xx_uart_hwmod_class, .clkdm_name = "l4_per_clkdm", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP4UART4_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .main_clk = "func_48m_fclk", .prcm = { .omap4 = { diff --git a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c index f37ae96b70a1..3c70f5c1860f 100644 --- a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c @@ -1375,7 +1375,7 @@ static struct omap_hwmod omap54xx_uart3_hwmod = { .name = "uart3", .class = &omap54xx_uart_hwmod_class, .clkdm_name = "l4per_clkdm", - .flags = HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET, + .flags = DEBUG_OMAP4UART3_FLAGS, .main_clk = "func_48m_fclk", .prcm = { .omap4 = { @@ -1391,6 +1391,7 @@ static struct omap_hwmod omap54xx_uart4_hwmod = { .name = "uart4", .class = &omap54xx_uart_hwmod_class, .clkdm_name = "l4per_clkdm", + .flags = DEBUG_OMAP4UART4_FLAGS, .main_clk = "func_48m_fclk", .prcm = { .omap4 = { diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 3a674de6cb63..a388f8c1bcb3 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -208,17 +208,6 @@ static int __init omap_serial_early_init(void) pr_info("%s used as console in debug mode: uart%d clocks will not be gated", uart_name, uart->num); } - - /* - * omap-uart can be used for earlyprintk logs - * So if omap-uart is used as console then prevent - * uart reset and idle to get logs from omap-uart - * until uart console driver is available to take - * care for console messages. - * Idling or resetting omap-uart while printing logs - * early boot logs can stall the boot-up. - */ - oh->flags |= HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET; } } while (1); diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c index 2eb19d4d0aa1..e83a6a4b184a 100644 --- a/arch/arm/mach-omap2/usb-host.c +++ b/arch/arm/mach-omap2/usb-host.c @@ -28,7 +28,7 @@ #include <linux/io.h> #include <linux/gpio.h> #include <linux/usb/phy.h> -#include <linux/usb/nop-usb-xceiv.h> +#include <linux/usb/usb_phy_gen_xceiv.h> #include "soc.h" #include "omap_device.h" @@ -349,7 +349,7 @@ static struct fixed_voltage_config hsusb_reg_config = { /* .init_data filled later */ }; -static const char *nop_name = "nop_usb_xceiv"; /* NOP PHY driver */ +static const char *nop_name = "usb_phy_gen_xceiv"; /* NOP PHY driver */ static const char *reg_name = "reg-fixed-voltage"; /* Regulator driver */ /** @@ -460,9 +460,9 @@ int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys) pdevinfo.name = nop_name; pdevinfo.id = phy->port; pdevinfo.data = phy->platform_data; - pdevinfo.size_data = sizeof(struct nop_usb_xceiv_platform_data); - - scnprintf(phy_id, MAX_STR, "nop_usb_xceiv.%d", + pdevinfo.size_data = + sizeof(struct usb_phy_gen_xceiv_platform_data); + scnprintf(phy_id, MAX_STR, "usb_phy_gen_xceiv.%d", phy->port); pdev = platform_device_register_full(&pdevinfo); if (IS_ERR(pdev)) { diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c index 8c4de2708cf2..bc897231bd10 100644 --- a/arch/arm/mach-omap2/usb-musb.c +++ b/arch/arm/mach-omap2/usb-musb.c @@ -38,11 +38,8 @@ static struct musb_hdrc_config musb_config = { }; static struct musb_hdrc_platform_data musb_plat = { -#ifdef CONFIG_USB_GADGET_MUSB_HDRC .mode = MUSB_OTG, -#else - .mode = MUSB_HOST, -#endif + /* .clock is set dynamically */ .config = &musb_config, diff --git a/arch/arm/mach-orion5x/include/mach/debug-macro.S b/arch/arm/mach-orion5x/include/mach/debug-macro.S deleted file mode 100644 index f340ed8f8dd0..000000000000 --- a/arch/arm/mach-orion5x/include/mach/debug-macro.S +++ /dev/null @@ -1,21 +0,0 @@ -/* - * arch/arm/mach-orion5x/include/mach/debug-macro.S - * - * Debugging macro include header - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <mach/orion5x.h> - - .macro addruart, rp, rv, tmp - ldr \rp, =ORION5X_REGS_PHYS_BASE - ldr \rv, =ORION5X_REGS_VIRT_BASE - orr \rp, \rp, #0x00012000 - orr \rv, \rv, #0x00012000 - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-prima2/common.c b/arch/arm/mach-prima2/common.c index 2c70f74fed5d..e110b6d4ae8c 100644 --- a/arch/arm/mach-prima2/common.c +++ b/arch/arm/mach-prima2/common.c @@ -42,7 +42,6 @@ static const char *atlas6_dt_match[] __initdata = { DT_MACHINE_START(ATLAS6_DT, "Generic ATLAS6 (Flattened Device Tree)") /* Maintainer: Barry Song <baohua.song@csr.com> */ - .nr_irqs = 128, .map_io = sirfsoc_map_io, .init_time = sirfsoc_init_time, .init_late = sirfsoc_init_late, @@ -59,7 +58,6 @@ static const char *prima2_dt_match[] __initdata = { DT_MACHINE_START(PRIMA2_DT, "Generic PRIMA2 (Flattened Device Tree)") /* Maintainer: Barry Song <baohua.song@csr.com> */ - .nr_irqs = 128, .map_io = sirfsoc_map_io, .init_time = sirfsoc_init_time, .dma_zone_size = SZ_256M, diff --git a/arch/arm/mach-prima2/headsmp.S b/arch/arm/mach-prima2/headsmp.S index 5b8a408d8921..d86fe33c5f53 100644 --- a/arch/arm/mach-prima2/headsmp.S +++ b/arch/arm/mach-prima2/headsmp.S @@ -9,8 +9,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - /* * SIRFSOC specific entry point for secondary CPUs. This provides * a "holding pen" into which all secondary cores are held until we're diff --git a/arch/arm/mach-prima2/platsmp.c b/arch/arm/mach-prima2/platsmp.c index 1c3de7bed841..3dbcb1ab6e37 100644 --- a/arch/arm/mach-prima2/platsmp.c +++ b/arch/arm/mach-prima2/platsmp.c @@ -44,7 +44,7 @@ void __init sirfsoc_map_scu(void) scu_base = (void __iomem *)SIRFSOC_VA(base); } -static void __cpuinit sirfsoc_secondary_init(unsigned int cpu) +static void sirfsoc_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -65,7 +65,7 @@ static struct of_device_id rsc_ids[] = { {}, }; -static int __cpuinit sirfsoc_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int sirfsoc_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; struct device_node *np; diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index f6726bb4eb95..3a3362fa793e 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -477,16 +477,24 @@ static int em_x270_usb_hub_init(void) /* USB Hub power-on and reset */ gpio_direction_output(usb_hub_reset, 1); gpio_direction_output(GPIO9_USB_VBUS_EN, 0); - regulator_enable(em_x270_usb_ldo); + err = regulator_enable(em_x270_usb_ldo); + if (err) + goto err_free_rst_gpio; + gpio_set_value(usb_hub_reset, 0); gpio_set_value(usb_hub_reset, 1); regulator_disable(em_x270_usb_ldo); - regulator_enable(em_x270_usb_ldo); + err = regulator_enable(em_x270_usb_ldo); + if (err) + goto err_free_rst_gpio; + gpio_set_value(usb_hub_reset, 0); gpio_set_value(GPIO9_USB_VBUS_EN, 1); return 0; +err_free_rst_gpio: + gpio_free(usb_hub_reset); err_free_vbus_gpio: gpio_free(GPIO9_USB_VBUS_EN); err_free_usb_ldo: @@ -592,7 +600,7 @@ err_irq: return err; } -static void em_x270_mci_setpower(struct device *dev, unsigned int vdd) +static int em_x270_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; @@ -600,10 +608,11 @@ static void em_x270_mci_setpower(struct device *dev, unsigned int vdd) int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000; regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV); - regulator_enable(em_x270_sdio_ldo); + return regulator_enable(em_x270_sdio_ldo); } else { regulator_disable(em_x270_sdio_ldo); } + return 0; } static void em_x270_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/icontrol.c b/arch/arm/mach-pxa/icontrol.c index fe31bfcbb8df..c98511c5abd1 100644 --- a/arch/arm/mach-pxa/icontrol.c +++ b/arch/arm/mach-pxa/icontrol.c @@ -73,9 +73,6 @@ static struct pxa2xx_spi_chip mcp251x_chip_info4 = { static struct mcp251x_platform_data mcp251x_info = { .oscillator_frequency = 16E6, - .board_specific_setup = NULL, - .power_enable = NULL, - .transceiver_enable = NULL }; static struct spi_board_info mcp251x_board_info[] = { diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index d2c652318376..dd70343c8708 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -408,7 +408,7 @@ static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_in return err; } -static void mainstone_mci_setpower(struct device *dev, unsigned int vdd) +static int mainstone_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; @@ -420,6 +420,7 @@ static void mainstone_mci_setpower(struct device *dev, unsigned int vdd) printk(KERN_DEBUG "%s: off\n", __func__); MST_MSCWR1 &= ~MST_MSCWR1_MMC_ON; } + return 0; } static void mainstone_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index fb7f1d1627dc..13e5b00eae90 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -335,7 +335,7 @@ static int pcm990_mci_init(struct device *dev, irq_handler_t mci_detect_int, return err; } -static void pcm990_mci_setpower(struct device *dev, unsigned int vdd) +static int pcm990_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data *p_d = dev->platform_data; u8 val; @@ -348,6 +348,7 @@ static void pcm990_mci_setpower(struct device *dev, unsigned int vdd) val &= ~PCM990_CTRL_MMC2PWR; pcm990_cpld_writeb(PCM990_CTRL_MMC2PWR, PCM990_CTRL_REG5); + return 0; } static void pcm990_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index 711d37e26bd8..aedf053a1de5 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -258,7 +258,7 @@ err_free_2: return err; } -static void poodle_mci_setpower(struct device *dev, unsigned int vdd) +static int poodle_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; @@ -270,6 +270,8 @@ static void poodle_mci_setpower(struct device *dev, unsigned int vdd) gpio_set_value(POODLE_GPIO_SD_PWR1, 0); gpio_set_value(POODLE_GPIO_SD_PWR, 0); } + + return 0; } static void poodle_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 2125df0444e7..4c29173026e8 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -598,7 +598,7 @@ static inline void spitz_spi_init(void) {} * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to * give the card a chance to fully insert/eject. */ -static void spitz_mci_setpower(struct device *dev, unsigned int vdd) +static int spitz_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; @@ -606,6 +606,8 @@ static void spitz_mci_setpower(struct device *dev, unsigned int vdd) spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V); else spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0); + + return 0; } static struct pxamci_platform_data spitz_mci_platform_data = { diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c index 88fde43c948c..62aea3e835f3 100644 --- a/arch/arm/mach-pxa/stargate2.c +++ b/arch/arm/mach-pxa/stargate2.c @@ -734,9 +734,10 @@ static int stargate2_mci_init(struct device *dev, * * Very simple control. Either it is on or off and is controlled by * a gpio pin */ -static void stargate2_mci_setpower(struct device *dev, unsigned int vdd) +static int stargate2_mci_setpower(struct device *dev, unsigned int vdd) { gpio_set_value(SG2_SD_POWER_ENABLE, !!vdd); + return 0; } static void stargate2_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c index f5d436434566..04a0aea23873 100644 --- a/arch/arm/mach-pxa/zeus.c +++ b/arch/arm/mach-pxa/zeus.c @@ -29,6 +29,8 @@ #include <linux/i2c/pca953x.h> #include <linux/apm-emulation.h> #include <linux/can/platform/mcp251x.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <asm/mach-types.h> #include <asm/suspend.h> @@ -391,33 +393,34 @@ static struct pxa2xx_spi_master pxa2xx_spi_ssp3_master_info = { }; /* CAN bus on SPI */ -static int zeus_mcp2515_setup(struct spi_device *sdev) -{ - int err; - - err = gpio_request(ZEUS_CAN_SHDN_GPIO, "CAN shutdown"); - if (err) - return err; +static struct regulator_consumer_supply can_regulator_consumer = + REGULATOR_SUPPLY("vdd", "spi3.0"); - err = gpio_direction_output(ZEUS_CAN_SHDN_GPIO, 1); - if (err) { - gpio_free(ZEUS_CAN_SHDN_GPIO); - return err; - } +static struct regulator_init_data can_regulator_init_data = { + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, + .consumer_supplies = &can_regulator_consumer, + .num_consumer_supplies = 1, +}; - return 0; -} +static struct fixed_voltage_config can_regulator_pdata = { + .supply_name = "CAN_SHDN", + .microvolts = 3300000, + .gpio = ZEUS_CAN_SHDN_GPIO, + .init_data = &can_regulator_init_data, +}; -static int zeus_mcp2515_transceiver_enable(int enable) -{ - gpio_set_value(ZEUS_CAN_SHDN_GPIO, !enable); - return 0; -} +static struct platform_device can_regulator_device = { + .name = "reg-fixed-volage", + .id = -1, + .dev = { + .platform_data = &can_regulator_pdata, + }, +}; static struct mcp251x_platform_data zeus_mcp2515_pdata = { .oscillator_frequency = 16*1000*1000, - .board_specific_setup = zeus_mcp2515_setup, - .power_enable = zeus_mcp2515_transceiver_enable, }; static struct spi_board_info zeus_spi_board_info[] = { @@ -516,6 +519,7 @@ static struct platform_device *zeus_devices[] __initdata = { &zeus_leds_device, &zeus_pcmcia_device, &zeus_max6369_device, + &can_regulator_device, }; /* AC'97 */ diff --git a/arch/arm/mach-realview/include/mach/debug-macro.S b/arch/arm/mach-realview/include/mach/debug-macro.S deleted file mode 100644 index 8cc372dc66a8..000000000000 --- a/arch/arm/mach-realview/include/mach/debug-macro.S +++ /dev/null @@ -1,29 +0,0 @@ -/* arch/arm/mach-realview/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifdef CONFIG_DEBUG_REALVIEW_STD_PORT -#define DEBUG_LL_UART_OFFSET 0x00009000 -#elif defined(CONFIG_DEBUG_REALVIEW_PB1176_PORT) -#define DEBUG_LL_UART_OFFSET 0x0010c000 -#endif - -#ifndef DEBUG_LL_UART_OFFSET -#error "Unknown RealView platform" -#endif - - .macro addruart, rp, rv, tmp - mov \rp, #DEBUG_LL_UART_OFFSET - orr \rv, \rp, #0xfb000000 @ virtual base - orr \rp, \rp, #0x10000000 @ physical base - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/mach-rpc/include/mach/debug-macro.S b/arch/arm/mach-rpc/include/mach/debug-macro.S deleted file mode 100644 index 6d28cc99b124..000000000000 --- a/arch/arm/mach-rpc/include/mach/debug-macro.S +++ /dev/null @@ -1,23 +0,0 @@ -/* arch/arm/mach-rpc/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * -*/ - - .macro addruart, rp, rv, tmp - mov \rp, #0x00010000 - orr \rp, \rp, #0x00000fe0 - orr \rv, \rp, #0xe0000000 @ virtual - orr \rp, \rp, #0x03000000 @ physical - .endm - -#define UART_SHIFT 2 -#define FLOW_CONTROL -#include <asm/hardware/debug-8250.S> diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig index 6d9252e081ce..7791ac76f945 100644 --- a/arch/arm/mach-s3c24xx/Kconfig +++ b/arch/arm/mach-s3c24xx/Kconfig @@ -208,7 +208,7 @@ config S3C24XX_GPIO_EXTRA128 config S3C24XX_PLL bool "Support CPUfreq changing of PLL frequency (EXPERIMENTAL)" - depends on ARM_S3C24XX + depends on ARM_S3C24XX_CPUFREQ help Compile in support for changing the PLL frequency from the S3C24XX series CPUfreq driver. The PLL takes time to settle diff --git a/arch/arm/mach-s3c24xx/clock-s3c2410.c b/arch/arm/mach-s3c24xx/clock-s3c2410.c index 34fffdf6fc1d..564553694b54 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2410.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2410.c @@ -119,66 +119,101 @@ static struct clk init_clocks_off[] = { } }; -static struct clk init_clocks[] = { - { - .name = "lcd", - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_LCDC, - }, { - .name = "gpio", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_GPIO, - }, { - .name = "usb-host", - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_USBH, - }, { - .name = "usb-device", - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_USBD, - }, { - .name = "timers", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_PWMT, - }, { - .name = "uart", - .devname = "s3c2410-uart.0", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART0, - }, { - .name = "uart", - .devname = "s3c2410-uart.1", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART1, - }, { - .name = "uart", - .devname = "s3c2410-uart.2", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART2, - }, { - .name = "rtc", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_RTC, - }, { - .name = "watchdog", - .parent = &clk_p, - .ctrlbit = 0, - }, { - .name = "usb-bus-host", - .parent = &clk_usb_bus, - }, { - .name = "usb-bus-gadget", - .parent = &clk_usb_bus, - }, +static struct clk clk_lcd = { + .name = "lcd", + .parent = &clk_h, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_LCDC, +}; + +static struct clk clk_gpio = { + .name = "gpio", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_GPIO, +}; + +static struct clk clk_usb_host = { + .name = "usb-host", + .parent = &clk_h, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_USBH, +}; + +static struct clk clk_usb_device = { + .name = "usb-device", + .parent = &clk_h, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_USBD, +}; + +static struct clk clk_timers = { + .name = "timers", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_PWMT, +}; + +struct clk s3c24xx_clk_uart0 = { + .name = "uart", + .devname = "s3c2410-uart.0", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_UART0, +}; + +struct clk s3c24xx_clk_uart1 = { + .name = "uart", + .devname = "s3c2410-uart.1", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_UART1, +}; + +struct clk s3c24xx_clk_uart2 = { + .name = "uart", + .devname = "s3c2410-uart.2", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_UART2, +}; + +static struct clk clk_rtc = { + .name = "rtc", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_RTC, +}; + +static struct clk clk_watchdog = { + .name = "watchdog", + .parent = &clk_p, + .ctrlbit = 0, +}; + +static struct clk clk_usb_bus_host = { + .name = "usb-bus-host", + .parent = &clk_usb_bus, +}; + +static struct clk clk_usb_bus_gadget = { + .name = "usb-bus-gadget", + .parent = &clk_usb_bus, +}; + +static struct clk *init_clocks[] = { + &clk_lcd, + &clk_gpio, + &clk_usb_host, + &clk_usb_device, + &clk_timers, + &s3c24xx_clk_uart0, + &s3c24xx_clk_uart1, + &s3c24xx_clk_uart2, + &clk_rtc, + &clk_watchdog, + &clk_usb_bus_host, + &clk_usb_bus_gadget, }; /* s3c2410_baseclk_add() @@ -195,7 +230,6 @@ int __init s3c2410_baseclk_add(void) { unsigned long clkslow = __raw_readl(S3C2410_CLKSLOW); unsigned long clkcon = __raw_readl(S3C2410_CLKCON); - struct clk *clkp; struct clk *xtal; int ret; int ptr; @@ -207,8 +241,9 @@ int __init s3c2410_baseclk_add(void) /* register clocks from clock array */ - clkp = init_clocks; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks); ptr++, clkp++) { + for (ptr = 0; ptr < ARRAY_SIZE(init_clocks); ptr++) { + struct clk *clkp = init_clocks[ptr]; + /* ensure that we note the clock state */ clkp->usage = clkcon & clkp->ctrlbit ? 1 : 0; diff --git a/arch/arm/mach-s3c24xx/clock-s3c2440.c b/arch/arm/mach-s3c24xx/clock-s3c2440.c index 1069b5680826..aaf006d1d6dc 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2440.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2440.c @@ -166,6 +166,9 @@ static struct clk_lookup s3c2440_clk_lookup[] = { CLKDEV_INIT(NULL, "clk_uart_baud1", &s3c24xx_uclk), CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p), CLKDEV_INIT(NULL, "clk_uart_baud3", &s3c2440_clk_fclk_n), + CLKDEV_INIT("s3c2440-uart.0", "uart", &s3c24xx_clk_uart0), + CLKDEV_INIT("s3c2440-uart.1", "uart", &s3c24xx_clk_uart1), + CLKDEV_INIT("s3c2440-uart.2", "uart", &s3c24xx_clk_uart2), CLKDEV_INIT("s3c2440-camif", "camera", &s3c2440_clk_cam_upll), }; diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index e115f6742107..3a6ffa250fb1 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -358,7 +358,6 @@ static struct platform_device usbhsf_device = { static struct sh_eth_plat_data sh_eth_platdata = { .phy = 0x00, /* LAN8710A */ .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_GIGABIT, .phy_interface = PHY_INTERFACE_MODE_MII, }; @@ -1162,9 +1161,6 @@ static void __init eva_init(void) gpio_request_one(61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */ gpio_request_one(202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */ - /* Touchscreen */ - gpio_request_one(166, GPIOF_OUT_INIT_HIGH, NULL); /* TP_RST_B */ - /* GETHER */ gpio_request_one(18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */ diff --git a/arch/arm/mach-shmobile/board-bockw.c b/arch/arm/mach-shmobile/board-bockw.c index d5554646916c..35dd7f201a16 100644 --- a/arch/arm/mach-shmobile/board-bockw.c +++ b/arch/arm/mach-shmobile/board-bockw.c @@ -3,6 +3,7 @@ * * Copyright (C) 2013 Renesas Solutions Corp. * Copyright (C) 2013 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> + * Copyright (C) 2013 Cogent Embedded, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -28,6 +29,7 @@ #include <linux/smsc911x.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> +#include <media/soc_camera.h> #include <mach/common.h> #include <mach/irqs.h> #include <mach/r8a7778.h> @@ -89,7 +91,6 @@ static struct sh_mobile_sdhi_info sdhi0_info = { static struct sh_eth_plat_data ether_platform_data __initdata = { .phy = 0x01, .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_FAST_RCAR, .phy_interface = PHY_INTERFACE_MODE_RMII, /* * Although the LINK signal is available on the board, it's connected to @@ -143,6 +144,25 @@ static struct sh_mmcif_plat_data sh_mmcif_plat = { MMC_CAP_NEEDS_POLL, }; +static struct rcar_vin_platform_data vin_platform_data __initdata = { + .flags = RCAR_VIN_BT656, +}; + +/* In the default configuration both decoders reside on I2C bus 0 */ +#define BOCKW_CAMERA(idx) \ +static struct i2c_board_info camera##idx##_info = { \ + I2C_BOARD_INFO("ml86v7667", 0x41 + 2 * (idx)), \ +}; \ + \ +static struct soc_camera_link iclink##idx##_ml86v7667 __initdata = { \ + .bus_id = idx, \ + .i2c_adapter_id = 0, \ + .board_info = &camera##idx##_info, \ +} + +BOCKW_CAMERA(0); +BOCKW_CAMERA(1); + static const struct pinctrl_map bockw_pinctrl_map[] = { /* Ether */ PIN_MAP_MUX_GROUP_DEFAULT("r8a777x-ether", "pfc-r8a7778", @@ -167,7 +187,23 @@ static const struct pinctrl_map bockw_pinctrl_map[] = { "usb1", "usb1"), /* SDHI0 */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", - "sdhi0", "sdhi0"), + "sdhi0_data4", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_ctrl", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_cd", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_wp", "sdhi0"), + /* VIN0 */ + PIN_MAP_MUX_GROUP_DEFAULT("r8a7778-vin.0", "pfc-r8a7778", + "vin0_clk", "vin0"), + PIN_MAP_MUX_GROUP_DEFAULT("r8a7778-vin.0", "pfc-r8a7778", + "vin0_data8", "vin0"), + /* VIN1 */ + PIN_MAP_MUX_GROUP_DEFAULT("r8a7778-vin.1", "pfc-r8a7778", + "vin1_clk", "vin1"), + PIN_MAP_MUX_GROUP_DEFAULT("r8a7778-vin.1", "pfc-r8a7778", + "vin1_data8", "vin1"), }; #define FPGA 0x18200000 @@ -186,6 +222,16 @@ static void __init bockw_init(void) r8a7778_add_i2c_device(0); r8a7778_add_hspi_device(0); r8a7778_add_mmc_device(&sh_mmcif_plat); + r8a7778_add_vin_device(0, &vin_platform_data); + /* VIN1 has a pin conflict with Ether */ + if (!IS_ENABLED(CONFIG_SH_ETH)) + r8a7778_add_vin_device(1, &vin_platform_data); + platform_device_register_data(&platform_bus, "soc-camera-pdrv", 0, + &iclink0_ml86v7667, + sizeof(iclink0_ml86v7667)); + platform_device_register_data(&platform_bus, "soc-camera-pdrv", 1, + &iclink1_ml86v7667, + sizeof(iclink1_ml86v7667)); i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices)); diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c index d73e21d3ea8a..8d6bd5c5efb9 100644 --- a/arch/arm/mach-shmobile/board-lager.c +++ b/arch/arm/mach-shmobile/board-lager.c @@ -59,7 +59,7 @@ static __initdata struct gpio_led_platform_data lager_leds_pdata = { #define GPIO_KEY(c, g, d, ...) \ { .code = c, .gpio = g, .desc = d, .active_low = 1 } -static __initdata struct gpio_keys_button gpio_buttons[] = { +static struct gpio_keys_button gpio_buttons[] = { GPIO_KEY(KEY_4, RCAR_GP_PIN(1, 28), "SW2-pin4"), GPIO_KEY(KEY_3, RCAR_GP_PIN(1, 26), "SW2-pin3"), GPIO_KEY(KEY_2, RCAR_GP_PIN(1, 24), "SW2-pin2"), diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c index a7d1010505bf..ca7fb2e63c60 100644 --- a/arch/arm/mach-shmobile/board-marzen.c +++ b/arch/arm/mach-shmobile/board-marzen.c @@ -1,8 +1,9 @@ /* * marzen board support * - * Copyright (C) 2011 Renesas Solutions Corp. + * Copyright (C) 2011, 2013 Renesas Solutions Corp. * Copyright (C) 2011 Magnus Damm + * Copyright (C) 2013 Cogent Embedded, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -37,6 +38,7 @@ #include <linux/mmc/host.h> #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mfd/tmio.h> +#include <media/soc_camera.h> #include <mach/hardware.h> #include <mach/r8a7779.h> #include <mach/common.h> @@ -178,12 +180,40 @@ static struct platform_device leds_device = { }, }; +static struct rcar_vin_platform_data vin_platform_data __initdata = { + .flags = RCAR_VIN_BT656, +}; + +#define MARZEN_CAMERA(idx) \ +static struct i2c_board_info camera##idx##_info = { \ + I2C_BOARD_INFO("adv7180", 0x20 + (idx)), \ +}; \ + \ +static struct soc_camera_link iclink##idx##_adv7180 = { \ + .bus_id = 1 + 2 * (idx), \ + .i2c_adapter_id = 0, \ + .board_info = &camera##idx##_info, \ +}; \ + \ +static struct platform_device camera##idx##_device = { \ + .name = "soc-camera-pdrv", \ + .id = idx, \ + .dev = { \ + .platform_data = &iclink##idx##_adv7180, \ + }, \ +}; + +MARZEN_CAMERA(0); +MARZEN_CAMERA(1); + static struct platform_device *marzen_devices[] __initdata = { ð_device, &sdhi0_device, &thermal_device, &hspi_device, &leds_device, + &camera0_device, + &camera1_device, }; static const struct pinctrl_map marzen_pinctrl_map[] = { @@ -219,6 +249,16 @@ static const struct pinctrl_map marzen_pinctrl_map[] = { /* USB2 */ PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779", "usb2", "usb2"), + /* VIN1 */ + PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779", + "vin1_clk", "vin1"), + PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779", + "vin1_data8", "vin1"), + /* VIN3 */ + PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779", + "vin3_clk", "vin3"), + PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779", + "vin3_data8", "vin3"), }; static void __init marzen_init(void) @@ -235,6 +275,8 @@ static void __init marzen_init(void) r8a7779_add_standard_devices(); r8a7779_add_usb_phy_device(&usb_phy_platform_data); + r8a7779_add_vin_device(1, &vin_platform_data); + r8a7779_add_vin_device(3, &vin_platform_data); platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices)); } diff --git a/arch/arm/mach-shmobile/clock-r8a7778.c b/arch/arm/mach-shmobile/clock-r8a7778.c index a0e9eb72e46d..c4bf2d8fb111 100644 --- a/arch/arm/mach-shmobile/clock-r8a7778.c +++ b/arch/arm/mach-shmobile/clock-r8a7778.c @@ -106,6 +106,7 @@ enum { MSTP331, MSTP323, MSTP322, MSTP321, MSTP114, + MSTP110, MSTP109, MSTP100, MSTP030, MSTP029, MSTP028, MSTP027, MSTP026, MSTP025, MSTP024, MSTP023, MSTP022, MSTP021, @@ -119,6 +120,8 @@ static struct clk mstp_clks[MSTP_NR] = { [MSTP322] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 22, 0), /* SDHI1 */ [MSTP321] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 21, 0), /* SDHI2 */ [MSTP114] = SH_CLK_MSTP32(&p_clk, MSTPCR1, 14, 0), /* Ether */ + [MSTP110] = SH_CLK_MSTP32(&s_clk, MSTPCR1, 10, 0), /* VIN0 */ + [MSTP109] = SH_CLK_MSTP32(&s_clk, MSTPCR1, 9, 0), /* VIN1 */ [MSTP100] = SH_CLK_MSTP32(&p_clk, MSTPCR1, 0, 0), /* USB0/1 */ [MSTP030] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 30, 0), /* I2C0 */ [MSTP029] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 29, 0), /* I2C1 */ @@ -146,6 +149,8 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP322]), /* SDHI1 */ CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP321]), /* SDHI2 */ CLKDEV_DEV_ID("r8a777x-ether", &mstp_clks[MSTP114]), /* Ether */ + CLKDEV_DEV_ID("r8a7778-vin.0", &mstp_clks[MSTP110]), /* VIN0 */ + CLKDEV_DEV_ID("r8a7778-vin.1", &mstp_clks[MSTP109]), /* VIN1 */ CLKDEV_DEV_ID("ehci-platform", &mstp_clks[MSTP100]), /* USB EHCI port0/1 */ CLKDEV_DEV_ID("ohci-platform", &mstp_clks[MSTP100]), /* USB OHCI port0/1 */ CLKDEV_DEV_ID("i2c-rcar.0", &mstp_clks[MSTP030]), /* I2C0 */ diff --git a/arch/arm/mach-shmobile/clock-r8a7779.c b/arch/arm/mach-shmobile/clock-r8a7779.c index 10340f5becbb..bd6ad922eb7e 100644 --- a/arch/arm/mach-shmobile/clock-r8a7779.c +++ b/arch/arm/mach-shmobile/clock-r8a7779.c @@ -112,7 +112,9 @@ static struct clk *main_clks[] = { }; enum { MSTP323, MSTP322, MSTP321, MSTP320, + MSTP120, MSTP116, MSTP115, MSTP114, + MSTP110, MSTP109, MSTP108, MSTP103, MSTP101, MSTP100, MSTP030, MSTP029, MSTP028, MSTP027, MSTP026, MSTP025, MSTP024, MSTP023, MSTP022, MSTP021, @@ -125,9 +127,13 @@ static struct clk mstp_clks[MSTP_NR] = { [MSTP322] = SH_CLK_MSTP32(&clkp_clk, MSTPCR3, 22, 0), /* SDHI1 */ [MSTP321] = SH_CLK_MSTP32(&clkp_clk, MSTPCR3, 21, 0), /* SDHI2 */ [MSTP320] = SH_CLK_MSTP32(&clkp_clk, MSTPCR3, 20, 0), /* SDHI3 */ + [MSTP120] = SH_CLK_MSTP32(&clks_clk, MSTPCR1, 20, 0), /* VIN3 */ [MSTP116] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 16, 0), /* PCIe */ [MSTP115] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 15, 0), /* SATA */ [MSTP114] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 14, 0), /* Ether */ + [MSTP110] = SH_CLK_MSTP32(&clks_clk, MSTPCR1, 10, 0), /* VIN0 */ + [MSTP109] = SH_CLK_MSTP32(&clks_clk, MSTPCR1, 9, 0), /* VIN1 */ + [MSTP108] = SH_CLK_MSTP32(&clks_clk, MSTPCR1, 8, 0), /* VIN2 */ [MSTP103] = SH_CLK_MSTP32(&clks_clk, MSTPCR1, 3, 0), /* DU */ [MSTP101] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 1, 0), /* USB2 */ [MSTP100] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 0, 0), /* USB0/1 */ @@ -162,10 +168,14 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("peripheral_clk", &clkp_clk), /* MSTP32 clocks */ + CLKDEV_DEV_ID("r8a7779-vin.3", &mstp_clks[MSTP120]), /* VIN3 */ CLKDEV_DEV_ID("rcar-pcie", &mstp_clks[MSTP116]), /* PCIe */ CLKDEV_DEV_ID("sata_rcar", &mstp_clks[MSTP115]), /* SATA */ CLKDEV_DEV_ID("fc600000.sata", &mstp_clks[MSTP115]), /* SATA w/DT */ CLKDEV_DEV_ID("r8a777x-ether", &mstp_clks[MSTP114]), /* Ether */ + CLKDEV_DEV_ID("r8a7779-vin.0", &mstp_clks[MSTP110]), /* VIN0 */ + CLKDEV_DEV_ID("r8a7779-vin.1", &mstp_clks[MSTP109]), /* VIN1 */ + CLKDEV_DEV_ID("r8a7779-vin.2", &mstp_clks[MSTP108]), /* VIN2 */ CLKDEV_DEV_ID("ehci-platform.1", &mstp_clks[MSTP101]), /* USB EHCI port2 */ CLKDEV_DEV_ID("ohci-platform.1", &mstp_clks[MSTP101]), /* USB OHCI port2 */ CLKDEV_DEV_ID("ehci-platform.0", &mstp_clks[MSTP100]), /* USB EHCI port0/1 */ diff --git a/arch/arm/mach-shmobile/headsmp-scu.S b/arch/arm/mach-shmobile/headsmp-scu.S index 6f9865467258..bfd920083a3b 100644 --- a/arch/arm/mach-shmobile/headsmp-scu.S +++ b/arch/arm/mach-shmobile/headsmp-scu.S @@ -23,7 +23,6 @@ #include <linux/init.h> #include <asm/memory.h> - __CPUINIT /* * Boot code for secondary CPUs. * diff --git a/arch/arm/mach-shmobile/headsmp.S b/arch/arm/mach-shmobile/headsmp.S index 559d1ce5f57e..a9d212498987 100644 --- a/arch/arm/mach-shmobile/headsmp.S +++ b/arch/arm/mach-shmobile/headsmp.S @@ -14,8 +14,6 @@ #include <linux/init.h> #include <asm/memory.h> - __CPUINIT - ENTRY(shmobile_invalidate_start) bl v7_invalidate_l1 b secondary_startup diff --git a/arch/arm/mach-shmobile/include/mach/r8a7778.h b/arch/arm/mach-shmobile/include/mach/r8a7778.h index 851d027a2f06..a7c6d151cdd5 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7778.h +++ b/arch/arm/mach-shmobile/include/mach/r8a7778.h @@ -22,6 +22,7 @@ #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/sh_eth.h> #include <linux/platform_data/usb-rcar-phy.h> +#include <linux/platform_data/camera-rcar.h> extern void r8a7778_add_standard_devices(void); extern void r8a7778_add_standard_devices_dt(void); @@ -30,6 +31,8 @@ extern void r8a7778_add_usb_phy_device(struct rcar_phy_platform_data *pdata); extern void r8a7778_add_i2c_device(int id); extern void r8a7778_add_hspi_device(int id); extern void r8a7778_add_mmc_device(struct sh_mmcif_plat_data *info); +extern void r8a7778_add_vin_device(int id, + struct rcar_vin_platform_data *pdata); extern void r8a7778_init_late(void); extern void r8a7778_init_delay(void); diff --git a/arch/arm/mach-shmobile/include/mach/r8a7779.h b/arch/arm/mach-shmobile/include/mach/r8a7779.h index fc47073c7ba9..6d2b6417fe2a 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7779.h +++ b/arch/arm/mach-shmobile/include/mach/r8a7779.h @@ -5,6 +5,7 @@ #include <linux/pm_domain.h> #include <linux/sh_eth.h> #include <linux/platform_data/usb-rcar-phy.h> +#include <linux/platform_data/camera-rcar.h> struct platform_device; @@ -35,6 +36,8 @@ extern void r8a7779_add_standard_devices(void); extern void r8a7779_add_standard_devices_dt(void); extern void r8a7779_add_ether_device(struct sh_eth_plat_data *pdata); extern void r8a7779_add_usb_phy_device(struct rcar_phy_platform_data *pdata); +extern void r8a7779_add_vin_device(int idx, + struct rcar_vin_platform_data *pdata); extern void r8a7779_init_late(void); extern void r8a7779_clock_init(void); extern void r8a7779_pinmux_init(void); diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c index 80c20392ad7c..0174f059eac3 100644 --- a/arch/arm/mach-shmobile/setup-r8a7778.c +++ b/arch/arm/mach-shmobile/setup-r8a7778.c @@ -333,6 +333,40 @@ void __init r8a7778_add_mmc_device(struct sh_mmcif_plat_data *info) info, sizeof(*info)); } +/* VIN */ +#define R8A7778_VIN(idx) \ +static struct resource vin##idx##_resources[] __initdata = { \ + DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000), \ + DEFINE_RES_IRQ(gic_iid(0x5a)), \ +}; \ + \ +static struct platform_device_info vin##idx##_info __initdata = { \ + .parent = &platform_bus, \ + .name = "r8a7778-vin", \ + .id = idx, \ + .res = vin##idx##_resources, \ + .num_res = ARRAY_SIZE(vin##idx##_resources), \ + .dma_mask = DMA_BIT_MASK(32), \ +} + +R8A7778_VIN(0); +R8A7778_VIN(1); + +static struct platform_device_info *vin_info_table[] __initdata = { + &vin0_info, + &vin1_info, +}; + +void __init r8a7778_add_vin_device(int id, struct rcar_vin_platform_data *pdata) +{ + BUG_ON(id < 0 || id > 1); + + vin_info_table[id]->data = pdata; + vin_info_table[id]->size_data = sizeof(*pdata); + + platform_device_register_full(vin_info_table[id]); +} + void __init r8a7778_add_standard_devices(void) { int i; diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index 398687761f50..3d8928895503 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -559,6 +559,33 @@ static struct resource ether_resources[] = { }, }; +#define R8A7779_VIN(idx) \ +static struct resource vin##idx##_resources[] __initdata = { \ + DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000), \ + DEFINE_RES_IRQ(gic_iid(0x5f + (idx))), \ +}; \ + \ +static struct platform_device_info vin##idx##_info __initdata = { \ + .parent = &platform_bus, \ + .name = "r8a7779-vin", \ + .id = idx, \ + .res = vin##idx##_resources, \ + .num_res = ARRAY_SIZE(vin##idx##_resources), \ + .dma_mask = DMA_BIT_MASK(32), \ +} + +R8A7779_VIN(0); +R8A7779_VIN(1); +R8A7779_VIN(2); +R8A7779_VIN(3); + +static struct platform_device_info *vin_info_table[] __initdata = { + &vin0_info, + &vin1_info, + &vin2_info, + &vin3_info, +}; + static struct platform_device *r8a7779_devices_dt[] __initdata = { &scif0_device, &scif1_device, @@ -610,6 +637,16 @@ void __init r8a7779_add_usb_phy_device(struct rcar_phy_platform_data *pdata) pdata, sizeof(*pdata)); } +void __init r8a7779_add_vin_device(int id, struct rcar_vin_platform_data *pdata) +{ + BUG_ON(id < 0 || id > 3); + + vin_info_table[id]->data = pdata; + vin_info_table[id]->size_data = sizeof(*pdata); + + platform_device_register_full(vin_info_table[id]); +} + /* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */ void __init __weak r8a7779_register_twd(void) { } diff --git a/arch/arm/mach-shmobile/smp-emev2.c b/arch/arm/mach-shmobile/smp-emev2.c index 80991b35f4ac..22a05a869d25 100644 --- a/arch/arm/mach-shmobile/smp-emev2.c +++ b/arch/arm/mach-shmobile/smp-emev2.c @@ -30,7 +30,7 @@ #define EMEV2_SCU_BASE 0x1e000000 -static int __cpuinit emev2_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int emev2_boot_secondary(unsigned int cpu, struct task_struct *idle) { arch_send_wakeup_ipi_mask(cpumask_of(cpu_logical_map(cpu))); return 0; diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c index 526cfaae81c1..9bdf810f2a87 100644 --- a/arch/arm/mach-shmobile/smp-r8a7779.c +++ b/arch/arm/mach-shmobile/smp-r8a7779.c @@ -81,7 +81,7 @@ static int r8a7779_platform_cpu_kill(unsigned int cpu) return ret ? ret : 1; } -static int __cpuinit r8a7779_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int r8a7779_boot_secondary(unsigned int cpu, struct task_struct *idle) { struct r8a7779_pm_ch *ch = NULL; int ret = -EIO; diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c index d613113a04bd..d5fc3ed4e315 100644 --- a/arch/arm/mach-shmobile/smp-sh73a0.c +++ b/arch/arm/mach-shmobile/smp-sh73a0.c @@ -48,7 +48,7 @@ void __init sh73a0_register_twd(void) } #endif -static int __cpuinit sh73a0_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int sh73a0_boot_secondary(unsigned int cpu, struct task_struct *idle) { cpu = cpu_logical_map(cpu); diff --git a/arch/arm/mach-socfpga/headsmp.S b/arch/arm/mach-socfpga/headsmp.S index 9004bfb1756e..95c115d8b5ee 100644 --- a/arch/arm/mach-socfpga/headsmp.S +++ b/arch/arm/mach-socfpga/headsmp.S @@ -10,7 +10,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT .arch armv7-a ENTRY(secondary_trampoline) diff --git a/arch/arm/mach-socfpga/platsmp.c b/arch/arm/mach-socfpga/platsmp.c index b51ce8c7929d..5356a72bc8ce 100644 --- a/arch/arm/mach-socfpga/platsmp.c +++ b/arch/arm/mach-socfpga/platsmp.c @@ -29,7 +29,7 @@ #include "core.h" -static int __cpuinit socfpga_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int socfpga_boot_secondary(unsigned int cpu, struct task_struct *idle) { int trampoline_size = &secondary_trampoline_end - &secondary_trampoline; diff --git a/arch/arm/mach-spear/generic.h b/arch/arm/mach-spear/generic.h index 904f2c907b46..a99d90a4d09c 100644 --- a/arch/arm/mach-spear/generic.h +++ b/arch/arm/mach-spear/generic.h @@ -37,7 +37,7 @@ void __init spear13xx_l2x0_init(void); void spear_restart(enum reboot_mode, const char *); void spear13xx_secondary_startup(void); -void __cpuinit spear13xx_cpu_die(unsigned int cpu); +void spear13xx_cpu_die(unsigned int cpu); extern struct smp_operations spear13xx_smp_ops; diff --git a/arch/arm/mach-spear/include/mach/debug-macro.S b/arch/arm/mach-spear/include/mach/debug-macro.S deleted file mode 100644 index 75b05ad0fbad..000000000000 --- a/arch/arm/mach-spear/include/mach/debug-macro.S +++ /dev/null @@ -1,36 +0,0 @@ -/* - * arch/arm/plat-spear/include/plat/debug-macro.S - * - * Debugging macro include header for spear platform - * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar <viresh.linux@gmail.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/amba/serial.h> -#include <mach/spear.h> - - .macro addruart, rp, rv, tmp - mov \rp, #SPEAR_DBG_UART_BASE @ Physical base - mov \rv, #VA_SPEAR_DBG_UART_BASE @ Virtual base - .endm - - .macro senduart, rd, rx - strb \rd, [\rx, #UART01x_DR] @ ASC_TX_BUFFER - .endm - - .macro waituart, rd, rx -1001: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER - tst \rd, #UART01x_FR_TXFF @ TX_FULL - bne 1001b - .endm - - .macro busyuart, rd, rx -1002: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER - tst \rd, #UART011_FR_TXFE @ TX_EMPTY - beq 1002b - .endm diff --git a/arch/arm/mach-spear/include/mach/spear.h b/arch/arm/mach-spear/include/mach/spear.h index cf3a5369eeca..5cdc53d9b653 100644 --- a/arch/arm/mach-spear/include/mach/spear.h +++ b/arch/arm/mach-spear/include/mach/spear.h @@ -39,7 +39,6 @@ /* Debug uart for linux, will be used for debug and uncompress messages */ #define SPEAR_DBG_UART_BASE SPEAR_ICM1_UART_BASE -#define VA_SPEAR_DBG_UART_BASE VA_SPEAR_ICM1_UART_BASE /* Sysctl base for spear platform */ #define SPEAR_SYS_CTRL_BASE SPEAR_ICM3_SYS_CTRL_BASE @@ -86,7 +85,6 @@ /* Debug uart for linux, will be used for debug and uncompress messages */ #define SPEAR_DBG_UART_BASE UART_BASE -#define VA_SPEAR_DBG_UART_BASE VA_UART_BASE #endif /* SPEAR13XX */ diff --git a/arch/arm/mach-spear/platsmp.c b/arch/arm/mach-spear/platsmp.c index 9c4c722c954e..5c4a19887b2b 100644 --- a/arch/arm/mach-spear/platsmp.c +++ b/arch/arm/mach-spear/platsmp.c @@ -24,7 +24,7 @@ static DEFINE_SPINLOCK(boot_lock); static void __iomem *scu_base = IOMEM(VA_SCU_BASE); -static void __cpuinit spear13xx_secondary_init(unsigned int cpu) +static void spear13xx_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -40,7 +40,7 @@ static void __cpuinit spear13xx_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static int __cpuinit spear13xx_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int spear13xx_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; diff --git a/arch/arm/mach-sti/Kconfig b/arch/arm/mach-sti/Kconfig index d04e3bfe1918..835833e3c4f8 100644 --- a/arch/arm/mach-sti/Kconfig +++ b/arch/arm/mach-sti/Kconfig @@ -11,8 +11,9 @@ menuconfig ARCH_STI select HAVE_SMP select HAVE_ARM_SCU if SMP select ARCH_REQUIRE_GPIOLIB - select ARM_ERRATA_720789 select ARM_ERRATA_754322 + select ARM_ERRATA_764369 + select ARM_ERRATA_775420 select PL310_ERRATA_753970 if CACHE_PL310 select PL310_ERRATA_769419 if CACHE_PL310 help diff --git a/arch/arm/mach-sti/headsmp.S b/arch/arm/mach-sti/headsmp.S index 78ebc7559f53..4c09bae86edf 100644 --- a/arch/arm/mach-sti/headsmp.S +++ b/arch/arm/mach-sti/headsmp.S @@ -16,8 +16,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __INIT - /* * ST specific entry point for secondary CPUs. This provides * a "holding pen" into which all secondary cores are held until we're diff --git a/arch/arm/mach-sti/platsmp.c b/arch/arm/mach-sti/platsmp.c index 977a863468fc..dce50d983a8e 100644 --- a/arch/arm/mach-sti/platsmp.c +++ b/arch/arm/mach-sti/platsmp.c @@ -27,7 +27,7 @@ #include "smp.h" -static void __cpuinit write_pen_release(int val) +static void write_pen_release(int val) { pen_release = val; smp_wmb(); @@ -37,7 +37,7 @@ static void __cpuinit write_pen_release(int val) static DEFINE_SPINLOCK(boot_lock); -void __cpuinit sti_secondary_init(unsigned int cpu) +void sti_secondary_init(unsigned int cpu) { trace_hardirqs_off(); @@ -54,7 +54,7 @@ void __cpuinit sti_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -int __cpuinit sti_boot_secondary(unsigned int cpu, struct task_struct *idle) +int sti_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c index 24db4ac428ae..97b33a2a2d75 100644 --- a/arch/arm/mach-tegra/platsmp.c +++ b/arch/arm/mach-tegra/platsmp.c @@ -35,7 +35,7 @@ static cpumask_t tegra_cpu_init_mask; -static void __cpuinit tegra_secondary_init(unsigned int cpu) +static void tegra_secondary_init(unsigned int cpu) { cpumask_set_cpu(cpu, &tegra_cpu_init_mask); } @@ -167,7 +167,7 @@ static int tegra114_boot_secondary(unsigned int cpu, struct task_struct *idle) return ret; } -static int __cpuinit tegra_boot_secondary(unsigned int cpu, +static int tegra_boot_secondary(unsigned int cpu, struct task_struct *idle) { if (IS_ENABLED(CONFIG_ARCH_TEGRA_2x_SOC) && tegra_chip_id == TEGRA20) diff --git a/arch/arm/mach-tegra/pm.c b/arch/arm/mach-tegra/pm.c index 94e69bee3da5..261fec140c06 100644 --- a/arch/arm/mach-tegra/pm.c +++ b/arch/arm/mach-tegra/pm.c @@ -191,7 +191,7 @@ static const char *lp_state[TEGRA_MAX_SUSPEND_MODE] = { [TEGRA_SUSPEND_LP0] = "LP0", }; -static int __cpuinit tegra_suspend_enter(suspend_state_t state) +static int tegra_suspend_enter(suspend_state_t state) { enum tegra_suspend_mode mode = tegra_pmc_get_suspend_mode(); diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c index 0d1e4128d460..fc97cfd52769 100644 --- a/arch/arm/mach-tegra/tegra.c +++ b/arch/arm/mach-tegra/tegra.c @@ -29,7 +29,6 @@ #include <linux/of_fdt.h> #include <linux/of_platform.h> #include <linux/pda_power.h> -#include <linux/platform_data/tegra_usb.h> #include <linux/io.h> #include <linux/slab.h> #include <linux/sys_soc.h> @@ -46,40 +45,6 @@ #include "fuse.h" #include "iomap.h" -static struct tegra_ehci_platform_data tegra_ehci1_pdata = { - .operating_mode = TEGRA_USB_OTG, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, -}; - -static struct tegra_ulpi_config tegra_ehci2_ulpi_phy_config = { - .reset_gpio = -1, - .clk = "cdev2", -}; - -static struct tegra_ehci_platform_data tegra_ehci2_pdata = { - .phy_config = &tegra_ehci2_ulpi_phy_config, - .operating_mode = TEGRA_USB_HOST, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, -}; - -static struct tegra_ehci_platform_data tegra_ehci3_pdata = { - .operating_mode = TEGRA_USB_HOST, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, -}; - -static struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = { - OF_DEV_AUXDATA("nvidia,tegra20-ehci", 0xC5000000, "tegra-ehci.0", - &tegra_ehci1_pdata), - OF_DEV_AUXDATA("nvidia,tegra20-ehci", 0xC5004000, "tegra-ehci.1", - &tegra_ehci2_pdata), - OF_DEV_AUXDATA("nvidia,tegra20-ehci", 0xC5008000, "tegra-ehci.2", - &tegra_ehci3_pdata), - {} -}; - static void __init tegra_dt_init(void) { struct soc_device_attribute *soc_dev_attr; @@ -112,8 +77,7 @@ static void __init tegra_dt_init(void) * devices */ out: - of_platform_populate(NULL, of_default_bus_match_table, - tegra20_auxdata_lookup, parent); + of_platform_populate(NULL, of_default_bus_match_table, NULL, parent); } static void __init trimslice_init(void) diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index bf9b6be5b180..fe1f3e26b88b 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -4,7 +4,6 @@ obj-y := cpu.o devices.o devices-common.o \ id.o usb.o timer.o pm.o -obj-$(CONFIG_CPU_IDLE) += cpuidle.o obj-$(CONFIG_CACHE_L2X0) += cache-l2x0.o obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o obj-$(CONFIG_MACH_MOP500) += board-mop500.o board-mop500-sdi.o \ diff --git a/arch/arm/mach-ux500/cpuidle.c b/arch/arm/mach-ux500/cpuidle.c deleted file mode 100644 index a45dd09daed9..000000000000 --- a/arch/arm/mach-ux500/cpuidle.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * Copyright (c) 2012 Linaro : Daniel Lezcano <daniel.lezcano@linaro.org> (IBM) - * - * Based on the work of Rickard Andersson <rickard.andersson@stericsson.com> - * and Jonas Aaberg <jonas.aberg@stericsson.com>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/cpuidle.h> -#include <linux/spinlock.h> -#include <linux/atomic.h> -#include <linux/smp.h> -#include <linux/mfd/dbx500-prcmu.h> -#include <linux/platform_data/arm-ux500-pm.h> - -#include <asm/cpuidle.h> -#include <asm/proc-fns.h> - -#include "db8500-regs.h" -#include "id.h" - -static atomic_t master = ATOMIC_INIT(0); -static DEFINE_SPINLOCK(master_lock); - -static inline int ux500_enter_idle(struct cpuidle_device *dev, - struct cpuidle_driver *drv, int index) -{ - int this_cpu = smp_processor_id(); - bool recouple = false; - - if (atomic_inc_return(&master) == num_online_cpus()) { - - /* With this lock, we prevent the other cpu to exit and enter - * this function again and become the master */ - if (!spin_trylock(&master_lock)) - goto wfi; - - /* decouple the gic from the A9 cores */ - if (prcmu_gic_decouple()) { - spin_unlock(&master_lock); - goto out; - } - - /* If an error occur, we will have to recouple the gic - * manually */ - recouple = true; - - /* At this state, as the gic is decoupled, if the other - * cpu is in WFI, we have the guarantee it won't be wake - * up, so we can safely go to retention */ - if (!prcmu_is_cpu_in_wfi(this_cpu ? 0 : 1)) - goto out; - - /* The prcmu will be in charge of watching the interrupts - * and wake up the cpus */ - if (prcmu_copy_gic_settings()) - goto out; - - /* Check in the meantime an interrupt did - * not occur on the gic ... */ - if (prcmu_gic_pending_irq()) - goto out; - - /* ... and the prcmu */ - if (prcmu_pending_irq()) - goto out; - - /* Go to the retention state, the prcmu will wait for the - * cpu to go WFI and this is what happens after exiting this - * 'master' critical section */ - if (prcmu_set_power_state(PRCMU_AP_IDLE, true, true)) - goto out; - - /* When we switch to retention, the prcmu is in charge - * of recoupling the gic automatically */ - recouple = false; - - spin_unlock(&master_lock); - } -wfi: - cpu_do_idle(); -out: - atomic_dec(&master); - - if (recouple) { - prcmu_gic_recouple(); - spin_unlock(&master_lock); - } - - return index; -} - -static struct cpuidle_driver ux500_idle_driver = { - .name = "ux500_idle", - .owner = THIS_MODULE, - .states = { - ARM_CPUIDLE_WFI_STATE, - { - .enter = ux500_enter_idle, - .exit_latency = 70, - .target_residency = 260, - .flags = CPUIDLE_FLAG_TIME_VALID | - CPUIDLE_FLAG_TIMER_STOP, - .name = "ApIdle", - .desc = "ARM Retention", - }, - }, - .safe_state_index = 0, - .state_count = 2, -}; - -int __init ux500_idle_init(void) -{ - if (!(cpu_is_u8500_family() || cpu_is_ux540_family())) - return -ENODEV; - - /* Configure wake up reasons */ - prcmu_enable_wakeups(PRCMU_WAKEUP(ARM) | PRCMU_WAKEUP(RTC) | - PRCMU_WAKEUP(ABB)); - - return cpuidle_register(&ux500_idle_driver, NULL); -} - -device_initcall(ux500_idle_init); diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c index 14d90469392f..1f296e796a4f 100644 --- a/arch/arm/mach-ux500/platsmp.c +++ b/arch/arm/mach-ux500/platsmp.c @@ -54,7 +54,7 @@ static void __iomem *scu_base_addr(void) static DEFINE_SPINLOCK(boot_lock); -static void __cpuinit ux500_secondary_init(unsigned int cpu) +static void ux500_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -69,7 +69,7 @@ static void __cpuinit ux500_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static int __cpuinit ux500_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int ux500_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; diff --git a/arch/arm/mach-versatile/include/mach/debug-macro.S b/arch/arm/mach-versatile/include/mach/debug-macro.S deleted file mode 100644 index d0fbd7f1cb00..000000000000 --- a/arch/arm/mach-versatile/include/mach/debug-macro.S +++ /dev/null @@ -1,21 +0,0 @@ -/* arch/arm/mach-versatile/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * -*/ - - .macro addruart, rp, rv, tmp - mov \rp, #0x001F0000 - orr \rp, \rp, #0x00001000 - orr \rv, \rp, #0xf1000000 @ virtual base - orr \rp, \rp, #0x10000000 @ physical base - .endm - -#include <asm/hardware/debug-pl01x.S> diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c index 5b799c29886e..5f252569c689 100644 --- a/arch/arm/mach-zynq/common.c +++ b/arch/arm/mach-zynq/common.c @@ -91,7 +91,7 @@ static void __init zynq_map_io(void) zynq_scu_map_io(); } -static void zynq_system_reset(char mode, const char *cmd) +static void zynq_system_reset(enum reboot_mode mode, const char *cmd) { zynq_slcr_system_reset(); } diff --git a/arch/arm/mach-zynq/common.h b/arch/arm/mach-zynq/common.h index fbbd0e21c404..3040d219570f 100644 --- a/arch/arm/mach-zynq/common.h +++ b/arch/arm/mach-zynq/common.h @@ -27,7 +27,7 @@ extern void secondary_startup(void); extern char zynq_secondary_trampoline; extern char zynq_secondary_trampoline_jump; extern char zynq_secondary_trampoline_end; -extern int __cpuinit zynq_cpun_start(u32 address, int cpu); +extern int zynq_cpun_start(u32 address, int cpu); extern struct smp_operations zynq_smp_ops __initdata; #endif diff --git a/arch/arm/mach-zynq/headsmp.S b/arch/arm/mach-zynq/headsmp.S index d183cd234a9b..d4cd5f34fe5c 100644 --- a/arch/arm/mach-zynq/headsmp.S +++ b/arch/arm/mach-zynq/headsmp.S @@ -9,8 +9,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - ENTRY(zynq_secondary_trampoline) ldr r0, [pc] bx r0 diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c index 023f225493f2..689fbbc3d9c8 100644 --- a/arch/arm/mach-zynq/platsmp.c +++ b/arch/arm/mach-zynq/platsmp.c @@ -30,11 +30,11 @@ /* * Store number of cores in the system * Because of scu_get_core_count() must be in __init section and can't - * be called from zynq_cpun_start() because it is in __cpuinit section. + * be called from zynq_cpun_start() because it is not in __init section. */ static int ncores; -int __cpuinit zynq_cpun_start(u32 address, int cpu) +int zynq_cpun_start(u32 address, int cpu) { u32 trampoline_code_size = &zynq_secondary_trampoline_end - &zynq_secondary_trampoline; @@ -92,7 +92,7 @@ int __cpuinit zynq_cpun_start(u32 address, int cpu) } EXPORT_SYMBOL(zynq_cpun_start); -static int __cpuinit zynq_boot_secondary(unsigned int cpu, +static int zynq_boot_secondary(unsigned int cpu, struct task_struct *idle) { return zynq_cpun_start(virt_to_phys(secondary_startup), cpu); diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 6cacdc8dd654..cd2c88e7a8f7 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -421,24 +421,28 @@ config CPU_32v3 select CPU_USE_DOMAINS if MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP select TLS_REG_EMUL if SMP || !MMU + select NEED_KUSER_HELPERS config CPU_32v4 bool select CPU_USE_DOMAINS if MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP select TLS_REG_EMUL if SMP || !MMU + select NEED_KUSER_HELPERS config CPU_32v4T bool select CPU_USE_DOMAINS if MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP select TLS_REG_EMUL if SMP || !MMU + select NEED_KUSER_HELPERS config CPU_32v5 bool select CPU_USE_DOMAINS if MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP select TLS_REG_EMUL if SMP || !MMU + select NEED_KUSER_HELPERS config CPU_32v6 bool @@ -776,6 +780,7 @@ config CPU_BPREDICT_DISABLE config TLS_REG_EMUL bool + select NEED_KUSER_HELPERS help An SMP system using a pre-ARMv6 processor (there are apparently a few prototypes like that in existence) and therefore access to @@ -783,11 +788,43 @@ config TLS_REG_EMUL config NEEDS_SYSCALL_FOR_CMPXCHG bool + select NEED_KUSER_HELPERS help SMP on a pre-ARMv6 processor? Well OK then. Forget about fast user space cmpxchg support. It is just not possible. +config NEED_KUSER_HELPERS + bool + +config KUSER_HELPERS + bool "Enable kuser helpers in vector page" if !NEED_KUSER_HELPERS + default y + help + Warning: disabling this option may break user programs. + + Provide kuser helpers in the vector page. The kernel provides + helper code to userspace in read only form at a fixed location + in the high vector page to allow userspace to be independent of + the CPU type fitted to the system. This permits binaries to be + run on ARMv4 through to ARMv7 without modification. + + See Documentation/arm/kernel_user_helpers.txt for details. + + However, the fixed address nature of these helpers can be used + by ROP (return orientated programming) authors when creating + exploits. + + If all of the binaries and libraries which run on your platform + are built specifically for your platform, and make no use of + these helpers, then you can turn this option off to hinder + such exploits. However, in that case, if a binary or library + relying on those helpers is run, it will receive a SIGILL signal, + which will terminate the program. + + Say N here only if you are absolutely certain that you do not + need these helpers; otherwise, the safe option is to say Y. + config DMA_CACHE_RWFO bool "Enable read/write for ownership DMA cache maintenance" depends on CPU_V6K && SMP diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index d70e0aba0c9d..447da6ffadd5 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -290,7 +290,7 @@ static void l2x0_disable(void) raw_spin_lock_irqsave(&l2x0_lock, flags); __l2x0_flush_all(); writel_relaxed(0, l2x0_base + L2X0_CTRL); - dsb(); + dsb(st); raw_spin_unlock_irqrestore(&l2x0_lock, flags); } @@ -417,9 +417,9 @@ void __init l2x0_init(void __iomem *base, u32 aux_val, u32 aux_mask) outer_cache.disable = l2x0_disable; } - printk(KERN_INFO "%s cache controller enabled\n", type); - printk(KERN_INFO "l2x0: %d ways, CACHE_ID 0x%08x, AUX_CTRL 0x%08x, Cache size: %d B\n", - ways, cache_id, aux, l2x0_size); + pr_info("%s cache controller enabled\n", type); + pr_info("l2x0: %d ways, CACHE_ID 0x%08x, AUX_CTRL 0x%08x, Cache size: %d kB\n", + ways, cache_id, aux, l2x0_size >> 10); } #ifdef CONFIG_OF @@ -929,7 +929,9 @@ static const struct of_device_id l2x0_ids[] __initconst = { .data = (void *)&aurora_no_outer_data}, { .compatible = "marvell,aurora-outer-cache", .data = (void *)&aurora_with_outer_data}, - { .compatible = "bcm,bcm11351-a2-pl310-cache", + { .compatible = "brcm,bcm11351-a2-pl310-cache", + .data = (void *)&bcm_l2x0_data}, + { .compatible = "bcm,bcm11351-a2-pl310-cache", /* deprecated name */ .data = (void *)&bcm_l2x0_data}, {} }; diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index 515b00064da8..b5c467a65c27 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -282,7 +282,7 @@ ENTRY(v7_coherent_user_range) add r12, r12, r2 cmp r12, r1 blo 1b - dsb + dsb ishst icache_line_size r2, r3 sub r3, r2, #1 bic r12, r0, r3 @@ -294,7 +294,7 @@ ENTRY(v7_coherent_user_range) mov r0, #0 ALT_SMP(mcr p15, 0, r0, c7, c1, 6) @ invalidate BTB Inner Shareable ALT_UP(mcr p15, 0, r0, c7, c5, 6) @ invalidate BTB - dsb + dsb ishst isb mov pc, lr diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index b55b1015724b..84e6f772e204 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -162,10 +162,7 @@ static void flush_context(unsigned int cpu) } /* Queue a TLB invalidate and flush the I-cache if necessary. */ - if (!tlb_ops_need_broadcast()) - cpumask_set_cpu(cpu, &tlb_flush_pending); - else - cpumask_setall(&tlb_flush_pending); + cpumask_setall(&tlb_flush_pending); if (icache_is_vivt_asid_tagged()) __flush_icache_all(); @@ -245,7 +242,6 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk) if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) { local_flush_bp_all(); local_flush_tlb_all(); - dummy_flush_tlb_a15_erratum(); } atomic64_set(&per_cpu(active_asids, cpu), asid); diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 7f9b1798c6cf..f5e1a8471714 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -358,7 +358,7 @@ static int __init atomic_pool_init(void) if (!pages) goto no_pages; - if (IS_ENABLED(CONFIG_CMA)) + if (IS_ENABLED(CONFIG_DMA_CMA)) ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page, atomic_pool_init); else @@ -455,7 +455,6 @@ static void __dma_remap(struct page *page, size_t size, pgprot_t prot) unsigned end = start + size; apply_to_page_range(&init_mm, start, size, __dma_update_pte, &prot); - dsb(); flush_tlb_kernel_range(start, end); } @@ -670,7 +669,7 @@ static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, addr = __alloc_simple_buffer(dev, size, gfp, &page); else if (!(gfp & __GFP_WAIT)) addr = __alloc_from_pool(size, &page); - else if (!IS_ENABLED(CONFIG_CMA)) + else if (!IS_ENABLED(CONFIG_DMA_CMA)) addr = __alloc_remap_buffer(dev, size, gfp, prot, &page, caller); else addr = __alloc_from_contiguous(dev, size, prot, &page, caller); @@ -759,7 +758,7 @@ static void __arm_dma_free(struct device *dev, size_t size, void *cpu_addr, __dma_free_buffer(page, size); } else if (__free_from_pool(cpu_addr, size)) { return; - } else if (!IS_ENABLED(CONFIG_CMA)) { + } else if (!IS_ENABLED(CONFIG_DMA_CMA)) { __dma_free_remap(cpu_addr, size); __dma_free_buffer(page, size); } else { diff --git a/arch/arm/mm/hugetlbpage.c b/arch/arm/mm/hugetlbpage.c index 3d1e4a205b0b..66781bf34077 100644 --- a/arch/arm/mm/hugetlbpage.c +++ b/arch/arm/mm/hugetlbpage.c @@ -36,22 +36,6 @@ * of type casting from pmd_t * to pte_t *. */ -pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr) -{ - pgd_t *pgd; - pud_t *pud; - pmd_t *pmd = NULL; - - pgd = pgd_offset(mm, addr); - if (pgd_present(*pgd)) { - pud = pud_offset(pgd, addr); - if (pud_present(*pud)) - pmd = pmd_offset(pud, addr); - } - - return (pte_t *)pmd; -} - struct page *follow_huge_addr(struct mm_struct *mm, unsigned long address, int write) { @@ -68,33 +52,6 @@ int huge_pmd_unshare(struct mm_struct *mm, unsigned long *addr, pte_t *ptep) return 0; } -pte_t *huge_pte_alloc(struct mm_struct *mm, - unsigned long addr, unsigned long sz) -{ - pgd_t *pgd; - pud_t *pud; - pte_t *pte = NULL; - - pgd = pgd_offset(mm, addr); - pud = pud_alloc(mm, pgd, addr); - if (pud) - pte = (pte_t *)pmd_alloc(mm, pud, addr); - - return pte; -} - -struct page * -follow_huge_pmd(struct mm_struct *mm, unsigned long address, - pmd_t *pmd, int write) -{ - struct page *page; - - page = pte_page(*(pte_t *)pmd); - if (page) - page += ((address & ~PMD_MASK) >> PAGE_SHIFT); - return page; -} - int pmd_huge(pmd_t pmd) { return pmd_val(pmd) && !(pmd_val(pmd) & PMD_TABLE_BIT); diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 15225d829d71..2958e74fc42c 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -231,7 +231,7 @@ static void __init arm_adjust_dma_zone(unsigned long *size, unsigned long *hole, } #endif -void __init setup_dma_zone(struct machine_desc *mdesc) +void __init setup_dma_zone(const struct machine_desc *mdesc) { #ifdef CONFIG_ZONE_DMA if (mdesc->dma_zone_size) { @@ -335,7 +335,8 @@ phys_addr_t __init arm_memblock_steal(phys_addr_t size, phys_addr_t align) return phys; } -void __init arm_memblock_init(struct meminfo *mi, struct machine_desc *mdesc) +void __init arm_memblock_init(struct meminfo *mi, + const struct machine_desc *mdesc) { int i; diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 4f56617a2392..b1d17eeb59b8 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -989,6 +989,7 @@ phys_addr_t arm_lowmem_limit __initdata = 0; void __init sanity_check_meminfo(void) { + phys_addr_t memblock_limit = 0; int i, j, highmem = 0; phys_addr_t vmalloc_limit = __pa(vmalloc_min - 1) + 1; @@ -1052,9 +1053,32 @@ void __init sanity_check_meminfo(void) bank->size = size_limit; } #endif - if (!bank->highmem && bank->start + bank->size > arm_lowmem_limit) - arm_lowmem_limit = bank->start + bank->size; + if (!bank->highmem) { + phys_addr_t bank_end = bank->start + bank->size; + if (bank_end > arm_lowmem_limit) + arm_lowmem_limit = bank_end; + + /* + * Find the first non-section-aligned page, and point + * memblock_limit at it. This relies on rounding the + * limit down to be section-aligned, which happens at + * the end of this function. + * + * With this algorithm, the start or end of almost any + * bank can be non-section-aligned. The only exception + * is that the start of the bank 0 must be section- + * aligned, since otherwise memory would need to be + * allocated when mapping the start of bank 0, which + * occurs before any free memory is mapped. + */ + if (!memblock_limit) { + if (!IS_ALIGNED(bank->start, SECTION_SIZE)) + memblock_limit = bank->start; + else if (!IS_ALIGNED(bank_end, SECTION_SIZE)) + memblock_limit = bank_end; + } + } j++; } #ifdef CONFIG_HIGHMEM @@ -1079,7 +1103,18 @@ void __init sanity_check_meminfo(void) #endif meminfo.nr_banks = j; high_memory = __va(arm_lowmem_limit - 1) + 1; - memblock_set_current_limit(arm_lowmem_limit); + + /* + * Round the memblock limit down to a section size. This + * helps to ensure that we will allocate memory from the + * last full section, which should be mapped. + */ + if (memblock_limit) + memblock_limit = round_down(memblock_limit, SECTION_SIZE); + if (!memblock_limit) + memblock_limit = arm_lowmem_limit; + + memblock_set_current_limit(memblock_limit); } static inline void prepare_page_table(void) @@ -1151,7 +1186,7 @@ void __init arm_mm_memblock_reserve(void) * called function. This means you can't use any function or debugging * method which may touch any device, otherwise the kernel _will_ crash. */ -static void __init devicemaps_init(struct machine_desc *mdesc) +static void __init devicemaps_init(const struct machine_desc *mdesc) { struct map_desc map; unsigned long addr; @@ -1160,7 +1195,7 @@ static void __init devicemaps_init(struct machine_desc *mdesc) /* * Allocate the vector page early. */ - vectors = early_alloc(PAGE_SIZE); + vectors = early_alloc(PAGE_SIZE * 2); early_trap_init(vectors); @@ -1205,15 +1240,27 @@ static void __init devicemaps_init(struct machine_desc *mdesc) map.pfn = __phys_to_pfn(virt_to_phys(vectors)); map.virtual = 0xffff0000; map.length = PAGE_SIZE; +#ifdef CONFIG_KUSER_HELPERS map.type = MT_HIGH_VECTORS; +#else + map.type = MT_LOW_VECTORS; +#endif create_mapping(&map); if (!vectors_high()) { map.virtual = 0; + map.length = PAGE_SIZE * 2; map.type = MT_LOW_VECTORS; create_mapping(&map); } + /* Now create a kernel read-only mapping */ + map.pfn += 1; + map.virtual = 0xffff0000 + PAGE_SIZE; + map.length = PAGE_SIZE; + map.type = MT_LOW_VECTORS; + create_mapping(&map); + /* * Ask the machine support to map in the statically mapped devices. */ @@ -1272,12 +1319,10 @@ static void __init map_lowmem(void) * paging_init() sets up the page tables, initialises the zone memory * maps, and sets up the zero page, bad page and bad page tables. */ -void __init paging_init(struct machine_desc *mdesc) +void __init paging_init(const struct machine_desc *mdesc) { void *zero_page; - memblock_set_current_limit(arm_lowmem_limit); - build_mem_type_table(); prepare_page_table(); map_lowmem(); diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c index 1fa50100ab6a..34d4ab217bab 100644 --- a/arch/arm/mm/nommu.c +++ b/arch/arm/mm/nommu.c @@ -299,7 +299,7 @@ void __init sanity_check_meminfo(void) * paging_init() sets up the page tables, initialises the zone memory * maps, and sets up the zero page, bad page and bad page tables. */ -void __init paging_init(struct machine_desc *mdesc) +void __init paging_init(const struct machine_desc *mdesc) { early_trap_init((void *)CONFIG_VECTORS_BASE); mpu_setup(); diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S index 2bb61e703d6c..d1a2d05971e0 100644 --- a/arch/arm/mm/proc-arm1020.S +++ b/arch/arm/mm/proc-arm1020.S @@ -443,8 +443,6 @@ ENTRY(cpu_arm1020_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm1020_setup, #function __arm1020_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S index 8f96aa40f510..9d89405c3d03 100644 --- a/arch/arm/mm/proc-arm1020e.S +++ b/arch/arm/mm/proc-arm1020e.S @@ -425,8 +425,6 @@ ENTRY(cpu_arm1020e_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm1020e_setup, #function __arm1020e_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S index 8ebe4a469a22..6f01a0ae3b30 100644 --- a/arch/arm/mm/proc-arm1022.S +++ b/arch/arm/mm/proc-arm1022.S @@ -407,8 +407,6 @@ ENTRY(cpu_arm1022_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm1022_setup, #function __arm1022_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S index 093fc7e520c3..4799a24b43e6 100644 --- a/arch/arm/mm/proc-arm1026.S +++ b/arch/arm/mm/proc-arm1026.S @@ -396,9 +396,6 @@ ENTRY(cpu_arm1026_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - - __CPUINIT - .type __arm1026_setup, #function __arm1026_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S index 0ac908c7ade1..d42c37f9f5bc 100644 --- a/arch/arm/mm/proc-arm720.S +++ b/arch/arm/mm/proc-arm720.S @@ -116,8 +116,6 @@ ENTRY(cpu_arm720_reset) ENDPROC(cpu_arm720_reset) .popsection - __CPUINIT - .type __arm710_setup, #function __arm710_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S index fde2d2a794cf..9b0ae90cbf17 100644 --- a/arch/arm/mm/proc-arm740.S +++ b/arch/arm/mm/proc-arm740.S @@ -60,8 +60,6 @@ ENTRY(cpu_arm740_reset) ENDPROC(cpu_arm740_reset) .popsection - __CPUINIT - .type __arm740_setup, #function __arm740_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm7tdmi.S b/arch/arm/mm/proc-arm7tdmi.S index 6ddea3e464bd..f6cc3f63ce39 100644 --- a/arch/arm/mm/proc-arm7tdmi.S +++ b/arch/arm/mm/proc-arm7tdmi.S @@ -51,8 +51,6 @@ ENTRY(cpu_arm7tdmi_reset) ENDPROC(cpu_arm7tdmi_reset) .popsection - __CPUINIT - .type __arm7tdmi_setup, #function __arm7tdmi_setup: mov pc, lr diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S index 2556cf1c2da1..549557df6d57 100644 --- a/arch/arm/mm/proc-arm920.S +++ b/arch/arm/mm/proc-arm920.S @@ -410,8 +410,6 @@ ENTRY(cpu_arm920_do_resume) ENDPROC(cpu_arm920_do_resume) #endif - __CPUINIT - .type __arm920_setup, #function __arm920_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S index 4464c49d7449..2a758b06c6f6 100644 --- a/arch/arm/mm/proc-arm922.S +++ b/arch/arm/mm/proc-arm922.S @@ -388,8 +388,6 @@ ENTRY(cpu_arm922_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm922_setup, #function __arm922_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S index 281eb9b9c1d6..97448c3acf38 100644 --- a/arch/arm/mm/proc-arm925.S +++ b/arch/arm/mm/proc-arm925.S @@ -438,8 +438,6 @@ ENTRY(cpu_arm925_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm925_setup, #function __arm925_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S index 344c8a548cc0..0f098f407c9f 100644 --- a/arch/arm/mm/proc-arm926.S +++ b/arch/arm/mm/proc-arm926.S @@ -425,8 +425,6 @@ ENTRY(cpu_arm926_do_resume) ENDPROC(cpu_arm926_do_resume) #endif - __CPUINIT - .type __arm926_setup, #function __arm926_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm940.S b/arch/arm/mm/proc-arm940.S index 8da189d4a402..1c39a704ff6e 100644 --- a/arch/arm/mm/proc-arm940.S +++ b/arch/arm/mm/proc-arm940.S @@ -273,8 +273,6 @@ ENDPROC(arm940_dma_unmap_area) @ define struct cpu_cache_fns (see <asm/cacheflush.h> and proc-macros.S) define_cache_functions arm940 - __CPUINIT - .type __arm940_setup, #function __arm940_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm946.S b/arch/arm/mm/proc-arm946.S index f666cf34075a..0289cd905e73 100644 --- a/arch/arm/mm/proc-arm946.S +++ b/arch/arm/mm/proc-arm946.S @@ -326,8 +326,6 @@ ENTRY(cpu_arm946_dcache_clean_area) mcr p15, 0, r0, c7, c10, 4 @ drain WB mov pc, lr - __CPUINIT - .type __arm946_setup, #function __arm946_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm9tdmi.S b/arch/arm/mm/proc-arm9tdmi.S index 8881391dfb9e..f51197ba754a 100644 --- a/arch/arm/mm/proc-arm9tdmi.S +++ b/arch/arm/mm/proc-arm9tdmi.S @@ -51,8 +51,6 @@ ENTRY(cpu_arm9tdmi_reset) ENDPROC(cpu_arm9tdmi_reset) .popsection - __CPUINIT - .type __arm9tdmi_setup, #function __arm9tdmi_setup: mov pc, lr diff --git a/arch/arm/mm/proc-fa526.S b/arch/arm/mm/proc-fa526.S index aaeb6c127c7a..2dfc0f1d3bfd 100644 --- a/arch/arm/mm/proc-fa526.S +++ b/arch/arm/mm/proc-fa526.S @@ -135,8 +135,6 @@ ENTRY(cpu_fa526_set_pte_ext) #endif mov pc, lr - __CPUINIT - .type __fa526_setup, #function __fa526_setup: /* On return of this routine, r0 must carry correct flags for CFG register */ diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S index 4106b09e0c29..db79b62c92fb 100644 --- a/arch/arm/mm/proc-feroceon.S +++ b/arch/arm/mm/proc-feroceon.S @@ -514,7 +514,31 @@ ENTRY(cpu_feroceon_set_pte_ext) #endif mov pc, lr - __CPUINIT +/* Suspend/resume support: taken from arch/arm/mm/proc-arm926.S */ +.globl cpu_feroceon_suspend_size +.equ cpu_feroceon_suspend_size, 4 * 3 +#ifdef CONFIG_ARM_CPU_SUSPEND +ENTRY(cpu_feroceon_do_suspend) + stmfd sp!, {r4 - r6, lr} + mrc p15, 0, r4, c13, c0, 0 @ PID + mrc p15, 0, r5, c3, c0, 0 @ Domain ID + mrc p15, 0, r6, c1, c0, 0 @ Control register + stmia r0, {r4 - r6} + ldmfd sp!, {r4 - r6, pc} +ENDPROC(cpu_feroceon_do_suspend) + +ENTRY(cpu_feroceon_do_resume) + mov ip, #0 + mcr p15, 0, ip, c8, c7, 0 @ invalidate I+D TLBs + mcr p15, 0, ip, c7, c7, 0 @ invalidate I+D caches + ldmia r0, {r4 - r6} + mcr p15, 0, r4, c13, c0, 0 @ PID + mcr p15, 0, r5, c3, c0, 0 @ Domain ID + mcr p15, 0, r1, c2, c0, 0 @ TTB address + mov r0, r6 @ control register + b cpu_resume_mmu +ENDPROC(cpu_feroceon_do_resume) +#endif .type __feroceon_setup, #function __feroceon_setup: diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S index 0b60dd3d742a..40acba595731 100644 --- a/arch/arm/mm/proc-mohawk.S +++ b/arch/arm/mm/proc-mohawk.S @@ -383,8 +383,6 @@ ENTRY(cpu_mohawk_do_resume) ENDPROC(cpu_mohawk_do_resume) #endif - __CPUINIT - .type __mohawk_setup, #function __mohawk_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S index 775d70fba937..c45319c8f1d9 100644 --- a/arch/arm/mm/proc-sa110.S +++ b/arch/arm/mm/proc-sa110.S @@ -159,8 +159,6 @@ ENTRY(cpu_sa110_set_pte_ext) #endif mov pc, lr - __CPUINIT - .type __sa110_setup, #function __sa110_setup: mov r10, #0 diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S index d92dfd081429..09d241ae2dbe 100644 --- a/arch/arm/mm/proc-sa1100.S +++ b/arch/arm/mm/proc-sa1100.S @@ -198,8 +198,6 @@ ENTRY(cpu_sa1100_do_resume) ENDPROC(cpu_sa1100_do_resume) #endif - __CPUINIT - .type __sa1100_setup, #function __sa1100_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index 2d1ef87328a1..1128064fddcb 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S @@ -180,8 +180,6 @@ ENDPROC(cpu_v6_do_resume) .align - __CPUINIT - /* * __v6_setup * diff --git a/arch/arm/mm/proc-v7-2level.S b/arch/arm/mm/proc-v7-2level.S index 9704097c450e..bdd3be4be77a 100644 --- a/arch/arm/mm/proc-v7-2level.S +++ b/arch/arm/mm/proc-v7-2level.S @@ -110,7 +110,7 @@ ENTRY(cpu_v7_set_pte_ext) ARM( str r3, [r0, #2048]! ) THUMB( add r0, r0, #2048 ) THUMB( str r3, [r0] ) - ALT_SMP(mov pc,lr) + ALT_SMP(W(nop)) ALT_UP (mcr p15, 0, r0, c7, c10, 1) @ flush_pte #endif mov pc, lr @@ -160,8 +160,6 @@ ENDPROC(cpu_v7_set_pte_ext) mcr p15, 0, \ttbr1, c2, c0, 1 @ load TTB1 .endm - __CPUINIT - /* AT * TFR EV X F I D LR S * .EEE ..EE PUI. .T.T 4RVI ZWRS BLDP WCAM @@ -172,5 +170,3 @@ ENDPROC(cpu_v7_set_pte_ext) .type v7_crval, #object v7_crval: crval clear=0x2120c302, mmuset=0x10c03c7d, ucset=0x00c01c7c - - .previous diff --git a/arch/arm/mm/proc-v7-3level.S b/arch/arm/mm/proc-v7-3level.S index 5ffe1956c6d9..01a719e18bb0 100644 --- a/arch/arm/mm/proc-v7-3level.S +++ b/arch/arm/mm/proc-v7-3level.S @@ -81,7 +81,7 @@ ENTRY(cpu_v7_set_pte_ext) tst r3, #1 << (55 - 32) @ L_PTE_DIRTY orreq r2, #L_PTE_RDONLY 1: strd r2, r3, [r0] - ALT_SMP(mov pc, lr) + ALT_SMP(W(nop)) ALT_UP (mcr p15, 0, r0, c7, c10, 1) @ flush_pte #endif mov pc, lr @@ -140,8 +140,6 @@ ENDPROC(cpu_v7_set_pte_ext) mcrr p15, 0, \ttbr0, \zero, c2 @ load TTBR0 .endm - __CPUINIT - /* * AT * TFR EV X F IHD LR S @@ -153,5 +151,3 @@ ENDPROC(cpu_v7_set_pte_ext) .type v7_crval, #object v7_crval: crval clear=0x0120c302, mmuset=0x30c23c7d, ucset=0x00c01c7c - - .previous diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 7ef3ad05df39..c63d9bdee51e 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -75,14 +75,15 @@ ENTRY(cpu_v7_do_idle) ENDPROC(cpu_v7_do_idle) ENTRY(cpu_v7_dcache_clean_area) - ALT_SMP(mov pc, lr) @ MP extensions imply L1 PTW - ALT_UP(W(nop)) - dcache_line_size r2, r3 -1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry + ALT_SMP(W(nop)) @ MP extensions imply L1 PTW + ALT_UP_B(1f) + mov pc, lr +1: dcache_line_size r2, r3 +2: mcr p15, 0, r0, c7, c10, 1 @ clean D entry add r0, r0, r2 subs r1, r1, r2 - bhi 1b - dsb + bhi 2b + dsb ishst mov pc, lr ENDPROC(cpu_v7_dcache_clean_area) @@ -167,8 +168,6 @@ ENDPROC(cpu_pj4b_do_idle) #endif - __CPUINIT - /* * __v7_setup * @@ -331,7 +330,19 @@ __v7_setup: 1: #endif -3: mov r10, #0 + /* Cortex-A15 Errata */ +3: ldr r10, =0x00000c0f @ Cortex-A15 primary part number + teq r0, r10 + bne 4f + +#ifdef CONFIG_ARM_ERRATA_773022 + cmp r6, #0x4 @ only present up to r0p4 + mrcle p15, 0, r10, c1, c0, 1 @ read aux control register + orrle r10, r10, #1 << 1 @ disable loop buffer + mcrle p15, 0, r10, c1, c0, 1 @ write aux control register +#endif + +4: mov r10, #0 mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate dsb #ifdef CONFIG_MMU diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S index e8efd83b6f25..dc1645890042 100644 --- a/arch/arm/mm/proc-xsc3.S +++ b/arch/arm/mm/proc-xsc3.S @@ -446,8 +446,6 @@ ENTRY(cpu_xsc3_do_resume) ENDPROC(cpu_xsc3_do_resume) #endif - __CPUINIT - .type __xsc3_setup, #function __xsc3_setup: mov r0, #PSR_F_BIT|PSR_I_BIT|SVC_MODE diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index e766f889bfd6..d19b1cfcad91 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -558,8 +558,6 @@ ENTRY(cpu_xscale_do_resume) ENDPROC(cpu_xscale_do_resume) #endif - __CPUINIT - .type __xscale_setup, #function __xscale_setup: mcr p15, 0, ip, c7, c7, 0 @ invalidate I, D caches & BTB diff --git a/arch/arm/mm/tlb-v7.S b/arch/arm/mm/tlb-v7.S index ea94765acf9a..355308767bae 100644 --- a/arch/arm/mm/tlb-v7.S +++ b/arch/arm/mm/tlb-v7.S @@ -35,7 +35,7 @@ ENTRY(v7wbi_flush_user_tlb_range) vma_vm_mm r3, r2 @ get vma->vm_mm mmid r3, r3 @ get vm_mm->context.id - dsb + dsb ish mov r0, r0, lsr #PAGE_SHIFT @ align address mov r1, r1, lsr #PAGE_SHIFT asid r3, r3 @ mask ASID @@ -56,7 +56,7 @@ ENTRY(v7wbi_flush_user_tlb_range) add r0, r0, #PAGE_SZ cmp r0, r1 blo 1b - dsb + dsb ish mov pc, lr ENDPROC(v7wbi_flush_user_tlb_range) @@ -69,7 +69,7 @@ ENDPROC(v7wbi_flush_user_tlb_range) * - end - end address (exclusive, may not be aligned) */ ENTRY(v7wbi_flush_kern_tlb_range) - dsb + dsb ish mov r0, r0, lsr #PAGE_SHIFT @ align address mov r1, r1, lsr #PAGE_SHIFT mov r0, r0, lsl #PAGE_SHIFT @@ -84,7 +84,7 @@ ENTRY(v7wbi_flush_kern_tlb_range) add r0, r0, #PAGE_SZ cmp r0, r1 blo 1b - dsb + dsb ish isb mov pc, lr ENDPROC(v7wbi_flush_kern_tlb_range) diff --git a/arch/arm/plat-pxa/ssp.c b/arch/arm/plat-pxa/ssp.c index 8e11e96eab5e..c83f27b6bdda 100644 --- a/arch/arm/plat-pxa/ssp.c +++ b/arch/arm/plat-pxa/ssp.c @@ -30,6 +30,8 @@ #include <linux/platform_device.h> #include <linux/spi/pxa2xx_spi.h> #include <linux/io.h> +#include <linux/of.h> +#include <linux/of_device.h> #include <asm/irq.h> #include <mach/hardware.h> @@ -60,6 +62,30 @@ struct ssp_device *pxa_ssp_request(int port, const char *label) } EXPORT_SYMBOL(pxa_ssp_request); +struct ssp_device *pxa_ssp_request_of(const struct device_node *of_node, + const char *label) +{ + struct ssp_device *ssp = NULL; + + mutex_lock(&ssp_lock); + + list_for_each_entry(ssp, &ssp_list, node) { + if (ssp->of_node == of_node && ssp->use_count == 0) { + ssp->use_count++; + ssp->label = label; + break; + } + } + + mutex_unlock(&ssp_lock); + + if (&ssp->node == &ssp_list) + return NULL; + + return ssp; +} +EXPORT_SYMBOL(pxa_ssp_request_of); + void pxa_ssp_free(struct ssp_device *ssp) { mutex_lock(&ssp_lock); @@ -72,96 +98,126 @@ void pxa_ssp_free(struct ssp_device *ssp) } EXPORT_SYMBOL(pxa_ssp_free); +#ifdef CONFIG_OF +static const struct of_device_id pxa_ssp_of_ids[] = { + { .compatible = "mrvl,pxa25x-ssp", .data = (void *) PXA25x_SSP }, + { .compatible = "mvrl,pxa25x-nssp", .data = (void *) PXA25x_NSSP }, + { .compatible = "mrvl,pxa27x-ssp", .data = (void *) PXA27x_SSP }, + { .compatible = "mrvl,pxa3xx-ssp", .data = (void *) PXA3xx_SSP }, + { .compatible = "mvrl,pxa168-ssp", .data = (void *) PXA168_SSP }, + { .compatible = "mrvl,pxa910-ssp", .data = (void *) PXA910_SSP }, + { .compatible = "mrvl,ce4100-ssp", .data = (void *) CE4100_SSP }, + { .compatible = "mrvl,lpss-ssp", .data = (void *) LPSS_SSP }, + { }, +}; +MODULE_DEVICE_TABLE(of, pxa_ssp_of_ids); +#endif + static int pxa_ssp_probe(struct platform_device *pdev) { - const struct platform_device_id *id = platform_get_device_id(pdev); struct resource *res; struct ssp_device *ssp; - int ret = 0; + struct device *dev = &pdev->dev; - ssp = kzalloc(sizeof(struct ssp_device), GFP_KERNEL); - if (ssp == NULL) { - dev_err(&pdev->dev, "failed to allocate memory"); + ssp = devm_kzalloc(dev, sizeof(struct ssp_device), GFP_KERNEL); + if (ssp == NULL) return -ENOMEM; - } - ssp->pdev = pdev; - ssp->clk = clk_get(&pdev->dev, NULL); - if (IS_ERR(ssp->clk)) { - ret = PTR_ERR(ssp->clk); - goto err_free; - } + ssp->pdev = pdev; - res = platform_get_resource(pdev, IORESOURCE_DMA, 0); - if (res == NULL) { - dev_err(&pdev->dev, "no SSP RX DRCMR defined\n"); - ret = -ENODEV; - goto err_free_clk; - } - ssp->drcmr_rx = res->start; + ssp->clk = devm_clk_get(dev, NULL); + if (IS_ERR(ssp->clk)) + return PTR_ERR(ssp->clk); + + if (dev->of_node) { + struct of_phandle_args dma_spec; + struct device_node *np = dev->of_node; + + /* + * FIXME: we should allocate the DMA channel from this + * context and pass the channel down to the ssp users. + * For now, we lookup the rx and tx indices manually + */ + + /* rx */ + of_parse_phandle_with_args(np, "dmas", "#dma-cells", + 0, &dma_spec); + ssp->drcmr_rx = dma_spec.args[0]; + of_node_put(dma_spec.np); + + /* tx */ + of_parse_phandle_with_args(np, "dmas", "#dma-cells", + 1, &dma_spec); + ssp->drcmr_tx = dma_spec.args[0]; + of_node_put(dma_spec.np); + } else { + res = platform_get_resource(pdev, IORESOURCE_DMA, 0); + if (res == NULL) { + dev_err(dev, "no SSP RX DRCMR defined\n"); + return -ENODEV; + } + ssp->drcmr_rx = res->start; - res = platform_get_resource(pdev, IORESOURCE_DMA, 1); - if (res == NULL) { - dev_err(&pdev->dev, "no SSP TX DRCMR defined\n"); - ret = -ENODEV; - goto err_free_clk; + res = platform_get_resource(pdev, IORESOURCE_DMA, 1); + if (res == NULL) { + dev_err(dev, "no SSP TX DRCMR defined\n"); + return -ENODEV; + } + ssp->drcmr_tx = res->start; } - ssp->drcmr_tx = res->start; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (res == NULL) { - dev_err(&pdev->dev, "no memory resource defined\n"); - ret = -ENODEV; - goto err_free_clk; + dev_err(dev, "no memory resource defined\n"); + return -ENODEV; } - res = request_mem_region(res->start, resource_size(res), - pdev->name); + res = devm_request_mem_region(dev, res->start, resource_size(res), + pdev->name); if (res == NULL) { - dev_err(&pdev->dev, "failed to request memory resource\n"); - ret = -EBUSY; - goto err_free_clk; + dev_err(dev, "failed to request memory resource\n"); + return -EBUSY; } ssp->phys_base = res->start; - ssp->mmio_base = ioremap(res->start, resource_size(res)); + ssp->mmio_base = devm_ioremap(dev, res->start, resource_size(res)); if (ssp->mmio_base == NULL) { - dev_err(&pdev->dev, "failed to ioremap() registers\n"); - ret = -ENODEV; - goto err_free_mem; + dev_err(dev, "failed to ioremap() registers\n"); + return -ENODEV; } ssp->irq = platform_get_irq(pdev, 0); if (ssp->irq < 0) { - dev_err(&pdev->dev, "no IRQ resource defined\n"); - ret = -ENODEV; - goto err_free_io; + dev_err(dev, "no IRQ resource defined\n"); + return -ENODEV; + } + + if (dev->of_node) { + const struct of_device_id *id = + of_match_device(of_match_ptr(pxa_ssp_of_ids), dev); + ssp->type = (int) id->data; + } else { + const struct platform_device_id *id = + platform_get_device_id(pdev); + ssp->type = (int) id->driver_data; + + /* PXA2xx/3xx SSP ports starts from 1 and the internal pdev->id + * starts from 0, do a translation here + */ + ssp->port_id = pdev->id + 1; } - /* PXA2xx/3xx SSP ports starts from 1 and the internal pdev->id - * starts from 0, do a translation here - */ - ssp->port_id = pdev->id + 1; ssp->use_count = 0; - ssp->type = (int)id->driver_data; + ssp->of_node = dev->of_node; mutex_lock(&ssp_lock); list_add(&ssp->node, &ssp_list); mutex_unlock(&ssp_lock); platform_set_drvdata(pdev, ssp); - return 0; -err_free_io: - iounmap(ssp->mmio_base); -err_free_mem: - release_mem_region(res->start, resource_size(res)); -err_free_clk: - clk_put(ssp->clk); -err_free: - kfree(ssp); - return ret; + return 0; } static int pxa_ssp_remove(struct platform_device *pdev) @@ -201,8 +257,9 @@ static struct platform_driver pxa_ssp_driver = { .probe = pxa_ssp_probe, .remove = pxa_ssp_remove, .driver = { - .owner = THIS_MODULE, - .name = "pxa2xx-ssp", + .owner = THIS_MODULE, + .name = "pxa2xx-ssp", + .of_match_table = of_match_ptr(pxa_ssp_of_ids), }, .id_table = ssp_id_table, }; diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig index 3dc5cbea86cc..a5b5ff6e68d2 100644 --- a/arch/arm/plat-samsung/Kconfig +++ b/arch/arm/plat-samsung/Kconfig @@ -29,6 +29,13 @@ config PLAT_S5P help Base platform code for Samsung's S5P series SoC. +config SAMSUNG_PM + bool + depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5P64X0 || S5P_PM) + default y + help + Base platform power management code for samsung code + if PLAT_SAMSUNG # boot configurations diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile index 98d07d8fc7a7..199bbe304d02 100644 --- a/arch/arm/plat-samsung/Makefile +++ b/arch/arm/plat-samsung/Makefile @@ -51,7 +51,7 @@ obj-$(CONFIG_SAMSUNG_DMADEV) += dma-ops.o # PM support -obj-$(CONFIG_PM) += pm.o +obj-$(CONFIG_SAMSUNG_PM) += pm.o obj-$(CONFIG_SAMSUNG_PM_GPIO) += pm-gpio.o obj-$(CONFIG_SAMSUNG_PM_CHECK) += pm-check.o diff --git a/arch/arm/plat-samsung/include/plat/clock.h b/arch/arm/plat-samsung/include/plat/clock.h index a62753dc15ba..df45d6edc98d 100644 --- a/arch/arm/plat-samsung/include/plat/clock.h +++ b/arch/arm/plat-samsung/include/plat/clock.h @@ -83,6 +83,11 @@ extern struct clk clk_ext; extern struct clksrc_clk clk_epllref; extern struct clksrc_clk clk_esysclk; +/* S3C24XX UART clocks */ +extern struct clk s3c24xx_clk_uart0; +extern struct clk s3c24xx_clk_uart1; +extern struct clk s3c24xx_clk_uart2; + /* S3C64XX specific clocks */ extern struct clk clk_h2; extern struct clk clk_27m; diff --git a/arch/arm/plat-samsung/include/plat/pm.h b/arch/arm/plat-samsung/include/plat/pm.h index 5d47ca35cabd..6bc1a8f471e3 100644 --- a/arch/arm/plat-samsung/include/plat/pm.h +++ b/arch/arm/plat-samsung/include/plat/pm.h @@ -19,7 +19,7 @@ struct device; -#ifdef CONFIG_PM +#ifdef CONFIG_SAMSUNG_PM extern __init int s3c_pm_init(void); extern __init int s3c64xx_pm_init(void); @@ -58,8 +58,6 @@ extern unsigned char pm_uart_udivslot; /* true to save UART UDIVSLOT */ /* from sleep.S */ -extern void s3c_cpu_resume(void); - extern int s3c2410_cpu_suspend(unsigned long); /* sleep save info */ @@ -106,12 +104,14 @@ extern void s3c_pm_do_save(struct sleep_save *ptr, int count); extern void s3c_pm_do_restore(struct sleep_save *ptr, int count); extern void s3c_pm_do_restore_core(struct sleep_save *ptr, int count); -#ifdef CONFIG_PM +#ifdef CONFIG_SAMSUNG_PM extern int s3c_irq_wake(struct irq_data *data, unsigned int state); extern int s3c_irqext_wake(struct irq_data *data, unsigned int state); +extern void s3c_cpu_resume(void); #else #define s3c_irq_wake NULL #define s3c_irqext_wake NULL +#define s3c_cpu_resume NULL #endif /* PM debug functions */ diff --git a/arch/arm/plat-samsung/init.c b/arch/arm/plat-samsung/init.c index 3e5c4619caa5..50a3ea0037db 100644 --- a/arch/arm/plat-samsung/init.c +++ b/arch/arm/plat-samsung/init.c @@ -55,12 +55,13 @@ void __init s3c_init_cpu(unsigned long idcode, printk("CPU %s (id 0x%08lx)\n", cpu->name, idcode); - if (cpu->map_io == NULL || cpu->init == NULL) { + if (cpu->init == NULL) { printk(KERN_ERR "CPU %s support not enabled\n", cpu->name); panic("Unsupported Samsung CPU"); } - cpu->map_io(); + if (cpu->map_io) + cpu->map_io(); } /* s3c24xx_init_clocks diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c index ea3613642451..d0c23010b693 100644 --- a/arch/arm/plat-samsung/pm.c +++ b/arch/arm/plat-samsung/pm.c @@ -80,7 +80,7 @@ unsigned char pm_uart_udivslot; #ifdef CONFIG_SAMSUNG_PM_DEBUG -static struct pm_uart_save uart_save[CONFIG_SERIAL_SAMSUNG_UARTS]; +static struct pm_uart_save uart_save; static void s3c_pm_save_uart(unsigned int uart, struct pm_uart_save *save) { @@ -101,11 +101,7 @@ static void s3c_pm_save_uart(unsigned int uart, struct pm_uart_save *save) static void s3c_pm_save_uarts(void) { - struct pm_uart_save *save = uart_save; - unsigned int uart; - - for (uart = 0; uart < CONFIG_SERIAL_SAMSUNG_UARTS; uart++, save++) - s3c_pm_save_uart(uart, save); + s3c_pm_save_uart(CONFIG_DEBUG_S3C_UART, &uart_save); } static void s3c_pm_restore_uart(unsigned int uart, struct pm_uart_save *save) @@ -126,11 +122,7 @@ static void s3c_pm_restore_uart(unsigned int uart, struct pm_uart_save *save) static void s3c_pm_restore_uarts(void) { - struct pm_uart_save *save = uart_save; - unsigned int uart; - - for (uart = 0; uart < CONFIG_SERIAL_SAMSUNG_UARTS; uart++, save++) - s3c_pm_restore_uart(uart, save); + s3c_pm_restore_uart(CONFIG_DEBUG_S3C_UART, &uart_save); } #else static void s3c_pm_save_uarts(void) { } diff --git a/arch/arm/plat-samsung/s3c-dma-ops.c b/arch/arm/plat-samsung/s3c-dma-ops.c index 0cc40aea3f5a..98b10ba67dc7 100644 --- a/arch/arm/plat-samsung/s3c-dma-ops.c +++ b/arch/arm/plat-samsung/s3c-dma-ops.c @@ -82,7 +82,8 @@ static int s3c_dma_config(unsigned ch, struct samsung_dma_config *param) static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep *param) { struct cb_data *data; - int len = (param->cap == DMA_CYCLIC) ? param->period : param->len; + dma_addr_t pos = param->buf; + dma_addr_t end = param->buf + param->len; list_for_each_entry(data, &dma_list, node) if (data->ch == ch) @@ -94,7 +95,15 @@ static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep *param) data->fp_param = param->fp_param; } - s3c2410_dma_enqueue(ch, (void *)data, param->buf, len); + if (param->cap != DMA_CYCLIC) { + s3c2410_dma_enqueue(ch, (void *)data, param->buf, param->len); + return 0; + } + + while (pos < end) { + s3c2410_dma_enqueue(ch, (void *)data, pos, param->period); + pos += param->period; + } return 0; } diff --git a/arch/arm/plat-versatile/platsmp.c b/arch/arm/plat-versatile/platsmp.c index 1e1b2d769748..39895d892c3b 100644 --- a/arch/arm/plat-versatile/platsmp.c +++ b/arch/arm/plat-versatile/platsmp.c @@ -23,7 +23,7 @@ * observers, irrespective of whether they're taking part in coherency * or not. This is necessary for the hotplug code to work reliably. */ -static void __cpuinit write_pen_release(int val) +static void write_pen_release(int val) { pen_release = val; smp_wmb(); @@ -33,7 +33,7 @@ static void __cpuinit write_pen_release(int val) static DEFINE_SPINLOCK(boot_lock); -void __cpuinit versatile_secondary_init(unsigned int cpu) +void versatile_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -48,7 +48,7 @@ void __cpuinit versatile_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -int __cpuinit versatile_boot_secondary(unsigned int cpu, struct task_struct *idle) +int versatile_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S index 8d10dc8a1e17..3e5d3115a2a6 100644 --- a/arch/arm/vfp/vfphw.S +++ b/arch/arm/vfp/vfphw.S @@ -78,6 +78,11 @@ ENTRY(vfp_support_entry) DBGSTR3 "instr %08x pc %08x state %p", r0, r2, r10 + ldr r3, [sp, #S_PSR] @ Neither lazy restore nor FP exceptions + and r3, r3, #MODE_MASK @ are supported in kernel mode + teq r3, #USR_MODE + bne vfp_kmode_exception @ Returns through lr + VFPFMRX r1, FPEXC @ Is the VFP enabled? DBGSTR1 "fpexc %08x", r1 tst r1, #FPEXC_EN diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c index 5dfbb0b8e7f4..52b8f40b1c73 100644 --- a/arch/arm/vfp/vfpmodule.c +++ b/arch/arm/vfp/vfpmodule.c @@ -20,6 +20,7 @@ #include <linux/init.h> #include <linux/uaccess.h> #include <linux/user.h> +#include <linux/export.h> #include <asm/cp15.h> #include <asm/cputype.h> @@ -648,6 +649,72 @@ static int vfp_hotplug(struct notifier_block *b, unsigned long action, return NOTIFY_OK; } +void vfp_kmode_exception(void) +{ + /* + * If we reach this point, a floating point exception has been raised + * while running in kernel mode. If the NEON/VFP unit was enabled at the + * time, it means a VFP instruction has been issued that requires + * software assistance to complete, something which is not currently + * supported in kernel mode. + * If the NEON/VFP unit was disabled, and the location pointed to below + * is properly preceded by a call to kernel_neon_begin(), something has + * caused the task to be scheduled out and back in again. In this case, + * rebuilding and running with CONFIG_DEBUG_ATOMIC_SLEEP enabled should + * be helpful in localizing the problem. + */ + if (fmrx(FPEXC) & FPEXC_EN) + pr_crit("BUG: unsupported FP instruction in kernel mode\n"); + else + pr_crit("BUG: FP instruction issued in kernel mode with FP unit disabled\n"); +} + +#ifdef CONFIG_KERNEL_MODE_NEON + +/* + * Kernel-side NEON support functions + */ +void kernel_neon_begin(void) +{ + struct thread_info *thread = current_thread_info(); + unsigned int cpu; + u32 fpexc; + + /* + * Kernel mode NEON is only allowed outside of interrupt context + * with preemption disabled. This will make sure that the kernel + * mode NEON register contents never need to be preserved. + */ + BUG_ON(in_interrupt()); + cpu = get_cpu(); + + fpexc = fmrx(FPEXC) | FPEXC_EN; + fmxr(FPEXC, fpexc); + + /* + * Save the userland NEON/VFP state. Under UP, + * the owner could be a task other than 'current' + */ + if (vfp_state_in_hw(cpu, thread)) + vfp_save_state(&thread->vfpstate, fpexc); +#ifndef CONFIG_SMP + else if (vfp_current_hw_state[cpu] != NULL) + vfp_save_state(vfp_current_hw_state[cpu], fpexc); +#endif + vfp_current_hw_state[cpu] = NULL; +} +EXPORT_SYMBOL(kernel_neon_begin); + +void kernel_neon_end(void) +{ + /* Disable the NEON/VFP unit. */ + fmxr(FPEXC, fmrx(FPEXC) & ~FPEXC_EN); + put_cpu(); +} +EXPORT_SYMBOL(kernel_neon_end); + +#endif /* CONFIG_KERNEL_MODE_NEON */ + /* * VFP support code initialisation. */ @@ -731,4 +798,4 @@ static int __init vfp_init(void) return 0; } -late_initcall(vfp_init); +core_initcall(vfp_init); diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index f71c37edca26..8a6295c86209 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -170,9 +170,10 @@ static void __init xen_percpu_init(void *unused) per_cpu(xen_vcpu, cpu) = vcpup; enable_percpu_irq(xen_events_irq, 0); + put_cpu(); } -static void xen_restart(char str, const char *cmd) +static void xen_restart(enum reboot_mode reboot_mode, const char *cmd) { struct sched_shutdown r = { .reason = SHUTDOWN_reboot }; int rc; |