diff options
Diffstat (limited to 'arch/arm/mach-ux500')
| -rw-r--r-- | arch/arm/mach-ux500/Makefile.boot | 2 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/cpu-db8500.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/devices-common.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/hotplug.c | 36 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/crypto-ux500.h | 22 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/gpio.h | 5 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/setup.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/usb.h | 25 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/platsmp.c | 24 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/usb.c | 2 |
11 files changed, 33 insertions, 96 deletions
diff --git a/arch/arm/mach-ux500/Makefile.boot b/arch/arm/mach-ux500/Makefile.boot index dd5cd00e2554..760a0efe7580 100644 --- a/arch/arm/mach-ux500/Makefile.boot +++ b/arch/arm/mach-ux500/Makefile.boot @@ -1,5 +1,3 @@ zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 - -dtb-$(CONFIG_MACH_SNOWBALL) += snowball.dtb diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index 074791306c99..416d436111f2 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -49,7 +49,7 @@ #include <mach/setup.h> #include <mach/devices.h> #include <mach/irqs.h> -#include <mach/crypto-ux500.h> +#include <linux/platform_data/crypto-ux500.h> #include "ste-dma40-db8500.h" #include "devices-db8500.h" @@ -691,6 +691,7 @@ static void __init hrefv60_init_machine(void) MACHINE_START(U8500, "ST-Ericsson MOP500 platform") /* Maintainer: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> */ .atag_offset = 0x100, + .smp = smp_ops(ux500_smp_ops), .map_io = u8500_map_io, .init_irq = ux500_init_irq, /* we re-use nomadik timer here */ @@ -702,6 +703,7 @@ MACHINE_END MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+") .atag_offset = 0x100, + .smp = smp_ops(ux500_smp_ops), .map_io = u8500_map_io, .init_irq = ux500_init_irq, .timer = &ux500_timer, @@ -712,6 +714,7 @@ MACHINE_END MACHINE_START(SNOWBALL, "Calao Systems Snowball platform") .atag_offset = 0x100, + .smp = smp_ops(ux500_smp_ops), .map_io = u8500_map_io, .init_irq = ux500_init_irq, /* we re-use nomadik timer here */ @@ -839,6 +842,7 @@ static const char * u8500_dt_board_compat[] = { DT_MACHINE_START(U8500_DT, "ST-Ericsson U8500 platform (Device Tree Support)") + .smp = smp_ops(ux500_smp_ops), .map_io = u8500_map_io, .init_irq = ux500_init_irq, /* we re-use nomadik timer here */ diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 27a397f5a42c..bcdfe6b1d453 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -24,7 +24,7 @@ #include <mach/hardware.h> #include <mach/setup.h> #include <mach/devices.h> -#include <mach/usb.h> +#include <linux/platform_data/usb-musb-ux500.h> #include <mach/db8500-regs.h> #include "devices-db8500.h" diff --git a/arch/arm/mach-ux500/devices-common.h b/arch/arm/mach-ux500/devices-common.h index ecdd8386cffb..7fbf0ba336e1 100644 --- a/arch/arm/mach-ux500/devices-common.h +++ b/arch/arm/mach-ux500/devices-common.h @@ -13,7 +13,7 @@ #include <linux/sys_soc.h> #include <linux/amba/bus.h> #include <linux/platform_data/i2c-nomadik.h> -#include <mach/crypto-ux500.h> +#include <linux/platform_data/crypto-ux500.h> struct spi_master_cntlr; diff --git a/arch/arm/mach-ux500/hotplug.c b/arch/arm/mach-ux500/hotplug.c index c76f0f456f04..2f6af259015d 100644 --- a/arch/arm/mach-ux500/hotplug.c +++ b/arch/arm/mach-ux500/hotplug.c @@ -15,13 +15,18 @@ #include <asm/cacheflush.h> #include <asm/smp_plat.h> -extern volatile int pen_release; +#include <mach/setup.h> -static inline void platform_do_lowpower(unsigned int cpu) +/* + * platform-specific code to shutdown a CPU + * + * Called with IRQs disabled + */ +void __ref ux500_cpu_die(unsigned int cpu) { flush_cache_all(); - /* we put the platform to just WFI */ + /* directly enter low power state, skipping secure registers */ for (;;) { __asm__ __volatile__("dsb\n\t" "wfi\n\t" : : : "memory"); @@ -33,28 +38,3 @@ static inline void platform_do_lowpower(unsigned int cpu) } } } - -int platform_cpu_kill(unsigned int cpu) -{ - return 1; -} - -/* - * platform-specific code to shutdown a CPU - * - * Called with IRQs disabled - */ -void platform_cpu_die(unsigned int cpu) -{ - /* directly enter low power state, skipping secure registers */ - platform_do_lowpower(cpu); -} - -int platform_cpu_disable(unsigned int cpu) -{ - /* - * we don't allow CPU 0 to be shutdown (it is still too special - * e.g. clock tick interrupts) - */ - return cpu == 0 ? -EPERM : 0; -} diff --git a/arch/arm/mach-ux500/include/mach/crypto-ux500.h b/arch/arm/mach-ux500/include/mach/crypto-ux500.h deleted file mode 100644 index 5b2d0817e26a..000000000000 --- a/arch/arm/mach-ux500/include/mach/crypto-ux500.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2011 - * - * Author: Joakim Bech <joakim.xx.bech@stericsson.com> for ST-Ericsson - * License terms: GNU General Public License (GPL) version 2 - */ -#ifndef _CRYPTO_UX500_H -#define _CRYPTO_UX500_H -#include <linux/dmaengine.h> -#include <plat/ste_dma40.h> - -struct hash_platform_data { - void *mem_to_engine; - bool (*dma_filter)(struct dma_chan *chan, void *filter_param); -}; - -struct cryp_platform_data { - struct stedma40_chan_cfg mem_to_engine; - struct stedma40_chan_cfg engine_to_mem; -}; - -#endif diff --git a/arch/arm/mach-ux500/include/mach/gpio.h b/arch/arm/mach-ux500/include/mach/gpio.h deleted file mode 100644 index c01ef66537f3..000000000000 --- a/arch/arm/mach-ux500/include/mach/gpio.h +++ /dev/null @@ -1,5 +0,0 @@ -#ifndef __ASM_ARCH_GPIO_H -#define __ASM_ARCH_GPIO_H - - -#endif /* __ASM_ARCH_GPIO_H */ diff --git a/arch/arm/mach-ux500/include/mach/setup.h b/arch/arm/mach-ux500/include/mach/setup.h index 7914e5eaa9c7..6be4c4d2ab88 100644 --- a/arch/arm/mach-ux500/include/mach/setup.h +++ b/arch/arm/mach-ux500/include/mach/setup.h @@ -45,4 +45,7 @@ extern struct sys_timer ux500_timer; .type = MT_MEMORY, \ } +extern struct smp_operations ux500_smp_ops; +extern void ux500_cpu_die(unsigned int cpu); + #endif /* __ASM_ARCH_SETUP_H */ diff --git a/arch/arm/mach-ux500/include/mach/usb.h b/arch/arm/mach-ux500/include/mach/usb.h deleted file mode 100644 index 4c1cc50a595a..000000000000 --- a/arch/arm/mach-ux500/include/mach/usb.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2011 - * - * Author: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com> - * License terms: GNU General Public License (GPL) version 2 - */ -#ifndef __ASM_ARCH_USB_H -#define __ASM_ARCH_USB_H - -#include <linux/dmaengine.h> - -#define UX500_MUSB_DMA_NUM_RX_CHANNELS 8 -#define UX500_MUSB_DMA_NUM_TX_CHANNELS 8 - -struct ux500_musb_board_data { - void **dma_rx_param_array; - void **dma_tx_param_array; - u32 num_rx_channels; - u32 num_tx_channels; - bool (*dma_filter)(struct dma_chan *chan, void *filter_param); -}; - -void ux500_add_usb(struct device *parent, resource_size_t base, - int irq, int *dma_rx_cfg, int *dma_tx_cfg); -#endif diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c index a5dda68444db..3db7782f3afb 100644 --- a/arch/arm/mach-ux500/platsmp.c +++ b/arch/arm/mach-ux500/platsmp.c @@ -28,12 +28,6 @@ extern void u8500_secondary_startup(void); /* - * control for which core is the next to come out of the secondary - * boot "holding pen" - */ -volatile int pen_release = -1; - -/* * Write pen_release in a way that is guaranteed to be visible to all * observers, irrespective of whether they're taking part in coherency * or not. This is necessary for the hotplug code to work reliably. @@ -58,7 +52,7 @@ static void __iomem *scu_base_addr(void) static DEFINE_SPINLOCK(boot_lock); -void __cpuinit platform_secondary_init(unsigned int cpu) +static void __cpuinit ux500_secondary_init(unsigned int cpu) { /* * if any interrupts are already enabled for the primary @@ -80,7 +74,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +static int __cpuinit ux500_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; @@ -145,7 +139,7 @@ static void __init wakeup_secondary(void) * Initialise the CPU possible map early - this describes the CPUs * which may be present or become present in the system. */ -void __init smp_init_cpus(void) +static void __init ux500_smp_init_cpus(void) { void __iomem *scu_base = scu_base_addr(); unsigned int i, ncores; @@ -165,9 +159,19 @@ void __init smp_init_cpus(void) set_smp_cross_call(gic_raise_softirq); } -void __init platform_smp_prepare_cpus(unsigned int max_cpus) +static void __init ux500_smp_prepare_cpus(unsigned int max_cpus) { scu_enable(scu_base_addr()); wakeup_secondary(); } + +struct smp_operations ux500_smp_ops __initdata = { + .smp_init_cpus = ux500_smp_init_cpus, + .smp_prepare_cpus = ux500_smp_prepare_cpus, + .smp_secondary_init = ux500_secondary_init, + .smp_boot_secondary = ux500_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_die = ux500_cpu_die, +#endif +}; diff --git a/arch/arm/mach-ux500/usb.c b/arch/arm/mach-ux500/usb.c index a74af389bc63..145482e74418 100644 --- a/arch/arm/mach-ux500/usb.c +++ b/arch/arm/mach-ux500/usb.c @@ -10,7 +10,7 @@ #include <plat/ste_dma40.h> #include <mach/hardware.h> -#include <mach/usb.h> +#include <linux/platform_data/usb-musb-ux500.h> #define MUSB_DMA40_RX_CH { \ .mode = STEDMA40_MODE_LOGICAL, \ |