diff options
21 files changed, 329 insertions, 63 deletions
diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmi.txt b/Documentation/devicetree/bindings/drm/exynos/hdmi.txt new file mode 100644 index 000000000000..589edee37394 --- /dev/null +++ b/Documentation/devicetree/bindings/drm/exynos/hdmi.txt @@ -0,0 +1,22 @@ +Device-Tree bindings for drm hdmi driver + +Required properties: +- compatible: value should be "samsung,exynos5-hdmi". +- reg: physical base address of the hdmi and length of memory mapped + region. +- interrupts: interrupt number to the cpu. +- hpd-gpio: following information about the hotplug gpio pin. + a) phandle of the gpio controller node. + b) pin number within the gpio controller. + c) pin function mode. + d) optional flags and pull up/down. + e) drive strength. + +Example: + + hdmi { + compatible = "samsung,exynos5-hdmi"; + reg = <0x14530000 0x100000>; + interrupts = <0 95 0>; + hpd-gpio = <&gpx3 7 0xf 1 3>; + }; diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt b/Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt new file mode 100644 index 000000000000..fa166d945809 --- /dev/null +++ b/Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt @@ -0,0 +1,12 @@ +Device-Tree bindings for hdmiddc driver + +Required properties: +- compatible: value should be "samsung,exynos5-hdmiddc". +- reg: I2C address of the hdmiddc device. + +Example: + + hdmiddc { + compatible = "samsung,exynos5-hdmiddc"; + reg = <0x50>; + }; diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt b/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt new file mode 100644 index 000000000000..858f4f9b902f --- /dev/null +++ b/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt @@ -0,0 +1,12 @@ +Device-Tree bindings for hdmiphy driver + +Required properties: +- compatible: value should be "samsung,exynos5-hdmiphy". +- reg: I2C address of the hdmiphy device. + +Example: + + hdmiphy { + compatible = "samsung,exynos5-hdmiphy"; + reg = <0x38>; + }; diff --git a/Documentation/devicetree/bindings/drm/exynos/mixer.txt b/Documentation/devicetree/bindings/drm/exynos/mixer.txt new file mode 100644 index 000000000000..9b2ea0343566 --- /dev/null +++ b/Documentation/devicetree/bindings/drm/exynos/mixer.txt @@ -0,0 +1,15 @@ +Device-Tree bindings for mixer driver + +Required properties: +- compatible: value should be "samsung,exynos5-mixer". +- reg: physical base address of the mixer and length of memory mapped + region. +- interrupts: interrupt number to the cpu. + +Example: + + mixer { + compatible = "samsung,exynos5-mixer"; + reg = <0x14450000 0x10000>; + interrupts = <0 94 0>; + }; diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index a352df403b7a..7212d538086d 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -56,7 +56,15 @@ }; i2c@12C80000 { - status = "disabled"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <66000>; + gpios = <&gpa0 6 3 3 0>, + <&gpa0 7 3 3 0>; + + hdmiddc@50 { + compatible = "samsung,exynos5-hdmiddc"; + reg = <0x50>; + }; }; i2c@12C90000 { @@ -79,6 +87,16 @@ status = "disabled"; }; + i2c@12CE0000 { + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <66000>; + + hdmiphy@38 { + compatible = "samsung,exynos5-hdmiphy"; + reg = <0x38>; + }; + }; + dwmmc_0: dwmmc0@12200000 { num-slots = <1>; supports-highspeed; @@ -166,4 +184,8 @@ spi_2: spi@12d40000 { status = "disabled"; }; + + hdmi { + hpd-gpio = <&gpx3 7 0xf 1 3>; + }; }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index dddfd6e444dc..04d93ecd1484 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -31,6 +31,15 @@ gsc1 = &gsc_1; gsc2 = &gsc_2; gsc3 = &gsc_3; + i2c0 = &i2c_0; + i2c1 = &i2c_1; + i2c2 = &i2c_2; + i2c3 = &i2c_3; + i2c4 = &i2c_4; + i2c5 = &i2c_5; + i2c6 = &i2c_6; + i2c7 = &i2c_7; + i2c8 = &i2c_8; }; gic:interrupt-controller@10481000 { @@ -92,7 +101,7 @@ interrupts = <0 54 0>; }; - i2c@12C60000 { + i2c_0: i2c@12C60000 { compatible = "samsung,s3c2440-i2c"; reg = <0x12C60000 0x100>; interrupts = <0 56 0>; @@ -100,7 +109,7 @@ #size-cells = <0>; }; - i2c@12C70000 { + i2c_1: i2c@12C70000 { compatible = "samsung,s3c2440-i2c"; reg = <0x12C70000 0x100>; interrupts = <0 57 0>; @@ -108,7 +117,7 @@ #size-cells = <0>; }; - i2c@12C80000 { + i2c_2: i2c@12C80000 { compatible = "samsung,s3c2440-i2c"; reg = <0x12C80000 0x100>; interrupts = <0 58 0>; @@ -116,7 +125,7 @@ #size-cells = <0>; }; - i2c@12C90000 { + i2c_3: i2c@12C90000 { compatible = "samsung,s3c2440-i2c"; reg = <0x12C90000 0x100>; interrupts = <0 59 0>; @@ -124,7 +133,7 @@ #size-cells = <0>; }; - i2c@12CA0000 { + i2c_4: i2c@12CA0000 { compatible = "samsung,s3c2440-i2c"; reg = <0x12CA0000 0x100>; interrupts = <0 60 0>; @@ -132,7 +141,7 @@ #size-cells = <0>; }; - i2c@12CB0000 { + i2c_5: i2c@12CB0000 { compatible = "samsung,s3c2440-i2c"; reg = <0x12CB0000 0x100>; interrupts = <0 61 0>; @@ -140,7 +149,7 @@ #size-cells = <0>; }; - i2c@12CC0000 { + i2c_6: i2c@12CC0000 { compatible = "samsung,s3c2440-i2c"; reg = <0x12CC0000 0x100>; interrupts = <0 62 0>; @@ -148,7 +157,7 @@ #size-cells = <0>; }; - i2c@12CD0000 { + i2c_7: i2c@12CD0000 { compatible = "samsung,s3c2440-i2c"; reg = <0x12CD0000 0x100>; interrupts = <0 63 0>; @@ -156,6 +165,14 @@ #size-cells = <0>; }; + i2c_8: i2c@12CE0000 { + compatible = "samsung,s3c2440-hdmiphy-i2c"; + reg = <0x12CE0000 0x1000>; + interrupts = <0 64 0>; + #address-cells = <1>; + #size-cells = <0>; + }; + spi_0: spi@12d20000 { compatible = "samsung,exynos4210-spi"; reg = <0x12d20000 0x100>; @@ -520,4 +537,16 @@ reg = <0x13e30000 0x1000>; interrupts = <0 88 0>; }; + + hdmi { + compatible = "samsung,exynos5-hdmi"; + reg = <0x14530000 0x100000>; + interrupts = <0 95 0>; + }; + + mixer { + compatible = "samsung,exynos5-mixer"; + reg = <0x14450000 0x10000>; + interrupts = <0 94 0>; + }; }; diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index 9b58024f7d43..1797dee88a0d 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -53,7 +53,6 @@ obj-$(CONFIG_EXYNOS4_DEV_AHCI) += dev-ahci.o obj-$(CONFIG_EXYNOS4_DEV_DWMCI) += dev-dwmci.o obj-$(CONFIG_EXYNOS_DEV_DMA) += dma.o obj-$(CONFIG_EXYNOS4_DEV_USB_OHCI) += dev-ohci.o -obj-$(CONFIG_EXYNOS_DEV_DRM) += dev-drm.o obj-$(CONFIG_EXYNOS_DEV_SYSMMU) += dev-sysmmu.o obj-$(CONFIG_ARCH_EXYNOS) += setup-i2c0.o diff --git a/arch/arm/mach-exynos/clock-exynos5.c b/arch/arm/mach-exynos/clock-exynos5.c index c44ca1ee1b8d..0d0c93f6595c 100644 --- a/arch/arm/mach-exynos/clock-exynos5.c +++ b/arch/arm/mach-exynos/clock-exynos5.c @@ -80,6 +80,8 @@ static struct sleep_save exynos5_clock_save[] = { SAVE_ITEM(EXYNOS5_VPLL_CON0), SAVE_ITEM(EXYNOS5_VPLL_CON1), SAVE_ITEM(EXYNOS5_VPLL_CON2), + SAVE_ITEM(EXYNOS5_PWR_CTRL1), + SAVE_ITEM(EXYNOS5_PWR_CTRL2), }; #endif @@ -196,6 +198,11 @@ static int exynos5_clk_ip_isp1_ctrl(struct clk *clk, int enable) return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ISP1, clk, enable); } +static int exynos5_clk_hdmiphy_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_HDMI_PHY_CONTROL, clk, enable); +} + /* Core list of CMU_CPU side */ static struct clksrc_clk exynos5_clk_mout_apll = { @@ -651,15 +658,20 @@ static struct clk exynos5_init_clocks_off[] = { .ctrlbit = (1 << 15), }, { .name = "sata", - .devname = "ahci", + .devname = "exynos5-sata", + .parent = &exynos5_clk_aclk_200.clk, .enable = exynos5_clk_ip_fsys_ctrl, .ctrlbit = (1 << 6), }, { - .name = "sata_phy", + .name = "sata-phy", + .devname = "exynos5-sata-phy", + .parent = &exynos5_clk_aclk_200.clk, .enable = exynos5_clk_ip_fsys_ctrl, .ctrlbit = (1 << 24), }, { - .name = "sata_phy_i2c", + .name = "i2c", + .devname = "exynos5-sata-phy-i2c", + .parent = &exynos5_clk_aclk_200.clk, .enable = exynos5_clk_ip_fsys_ctrl, .ctrlbit = (1 << 25), }, { @@ -669,15 +681,25 @@ static struct clk exynos5_init_clocks_off[] = { .ctrlbit = (1 << 0), }, { .name = "hdmi", - .devname = "exynos4-hdmi", + .devname = "exynos5-hdmi", .enable = exynos5_clk_ip_disp1_ctrl, .ctrlbit = (1 << 6), }, { + .name = "hdmiphy", + .devname = "exynos5-hdmi", + .enable = exynos5_clk_hdmiphy_ctrl, + .ctrlbit = (1 << 0), + }, { .name = "mixer", - .devname = "s5p-mixer", + .devname = "exynos5-mixer", .enable = exynos5_clk_ip_disp1_ctrl, .ctrlbit = (1 << 5), }, { + .name = "dp", + .devname = "exynos-dp", + .enable = exynos5_clk_ip_disp1_ctrl, + .ctrlbit = (1 << 4), + }, { .name = "jpeg", .enable = exynos5_clk_ip_gen_ctrl, .ctrlbit = (1 << 2), @@ -1226,6 +1248,16 @@ static struct clksrc_clk exynos5_clksrcs[] = { .reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 24, .size = 3 }, }, { .clk = { + .name = "sclk_sata", + .devname = "exynos5-sata", + .enable = exynos5_clksrc_mask_fsys_ctrl, + .ctrlbit = (1 << 24), + }, + .sources = &exynos5_clkset_aclk, + .reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 24, .size = 1 }, + .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS0, .shift = 20, .size = 4 }, + }, { + .clk = { .name = "sclk_gscl_wrap", .devname = "s5p-mipi-csis.0", .enable = exynos5_clksrc_mask_gscl_ctrl, diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c index cff0595d0d35..4ddda9122ecc 100644 --- a/arch/arm/mach-exynos/cpuidle.c +++ b/arch/arm/mach-exynos/cpuidle.c @@ -21,6 +21,7 @@ #include <asm/suspend.h> #include <asm/unified.h> #include <asm/cpuidle.h> +#include <mach/regs-clock.h> #include <mach/regs-pmu.h> #include <mach/pmu.h> @@ -156,12 +157,47 @@ static int exynos4_enter_lowpower(struct cpuidle_device *dev, return exynos4_enter_core0_aftr(dev, drv, new_index); } +static void __init exynos5_core_down_clk(void) +{ + unsigned int tmp; + + /* + * Enable arm clock down (in idle) and set arm divider + * ratios in WFI/WFE state. + */ + tmp = PWR_CTRL1_CORE2_DOWN_RATIO | \ + PWR_CTRL1_CORE1_DOWN_RATIO | \ + PWR_CTRL1_DIV2_DOWN_EN | \ + PWR_CTRL1_DIV1_DOWN_EN | \ + PWR_CTRL1_USE_CORE1_WFE | \ + PWR_CTRL1_USE_CORE0_WFE | \ + PWR_CTRL1_USE_CORE1_WFI | \ + PWR_CTRL1_USE_CORE0_WFI; + __raw_writel(tmp, EXYNOS5_PWR_CTRL1); + + /* + * Enable arm clock up (on exiting idle). Set arm divider + * ratios when not in idle along with the standby duration + * ratios. + */ + tmp = PWR_CTRL2_DIV2_UP_EN | \ + PWR_CTRL2_DIV1_UP_EN | \ + PWR_CTRL2_DUR_STANDBY2_VAL | \ + PWR_CTRL2_DUR_STANDBY1_VAL | \ + PWR_CTRL2_CORE2_UP_RATIO | \ + PWR_CTRL2_CORE1_UP_RATIO; + __raw_writel(tmp, EXYNOS5_PWR_CTRL2); +} + static int __init exynos4_init_cpuidle(void) { int i, max_cpuidle_state, cpu_id; struct cpuidle_device *device; struct cpuidle_driver *drv = &exynos4_idle_driver; + if (soc_is_exynos5250()) + exynos5_core_down_clk(); + /* Setup cpuidle driver */ drv->state_count = (sizeof(exynos4_cpuidle_set) / sizeof(struct cpuidle_state)); diff --git a/arch/arm/mach-exynos/dev-drm.c b/arch/arm/mach-exynos/dev-drm.c deleted file mode 100644 index 17c9c6ecc2e0..000000000000 --- a/arch/arm/mach-exynos/dev-drm.c +++ /dev/null @@ -1,29 +0,0 @@ -/* - * linux/arch/arm/mach-exynos/dev-drm.c - * - * Copyright (c) 2012 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * EXYNOS - core DRM device - * - * 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 <linux/kernel.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> - -#include <plat/devs.h> - -static u64 exynos_drm_dma_mask = DMA_BIT_MASK(32); - -struct platform_device exynos_device_drm = { - .name = "exynos-drm", - .dev = { - .dma_mask = &exynos_drm_dma_mask, - .coherent_dma_mask = DMA_BIT_MASK(32), - } -}; diff --git a/arch/arm/mach-exynos/include/mach/regs-clock.h b/arch/arm/mach-exynos/include/mach/regs-clock.h index 8c9b38c9c504..d36ad76ad6a4 100644 --- a/arch/arm/mach-exynos/include/mach/regs-clock.h +++ b/arch/arm/mach-exynos/include/mach/regs-clock.h @@ -267,6 +267,9 @@ #define EXYNOS5_CLKDIV_STATCPU0 EXYNOS_CLKREG(0x00600) #define EXYNOS5_CLKDIV_STATCPU1 EXYNOS_CLKREG(0x00604) +#define EXYNOS5_PWR_CTRL1 EXYNOS_CLKREG(0x01020) +#define EXYNOS5_PWR_CTRL2 EXYNOS_CLKREG(0x01024) + #define EXYNOS5_MPLL_CON0 EXYNOS_CLKREG(0x04100) #define EXYNOS5_CLKSRC_CORE1 EXYNOS_CLKREG(0x04204) @@ -344,6 +347,22 @@ #define EXYNOS5_EPLLCON0_LOCKED_SHIFT (29) +#define PWR_CTRL1_CORE2_DOWN_RATIO (7 << 28) +#define PWR_CTRL1_CORE1_DOWN_RATIO (7 << 16) +#define PWR_CTRL1_DIV2_DOWN_EN (1 << 9) +#define PWR_CTRL1_DIV1_DOWN_EN (1 << 8) +#define PWR_CTRL1_USE_CORE1_WFE (1 << 5) +#define PWR_CTRL1_USE_CORE0_WFE (1 << 4) +#define PWR_CTRL1_USE_CORE1_WFI (1 << 1) +#define PWR_CTRL1_USE_CORE0_WFI (1 << 0) + +#define PWR_CTRL2_DIV2_UP_EN (1 << 25) +#define PWR_CTRL2_DIV1_UP_EN (1 << 24) +#define PWR_CTRL2_DUR_STANDBY2_VAL (1 << 16) +#define PWR_CTRL2_DUR_STANDBY1_VAL (1 << 8) +#define PWR_CTRL2_CORE2_UP_RATIO (1 << 4) +#define PWR_CTRL2_CORE1_UP_RATIO (1 << 0) + /* Compatibility defines and inclusion */ #include <mach/regs-pmu.h> diff --git a/arch/arm/mach-exynos/include/mach/regs-pmu.h b/arch/arm/mach-exynos/include/mach/regs-pmu.h index d4e392b811a3..684625ad3f39 100644 --- a/arch/arm/mach-exynos/include/mach/regs-pmu.h +++ b/arch/arm/mach-exynos/include/mach/regs-pmu.h @@ -15,6 +15,7 @@ #include <mach/map.h> #define S5P_PMUREG(x) (S5P_VA_PMU + (x)) +#define S5P_SYSREG(x) (S3C_VA_SYS + (x)) #define S5P_CENTRAL_SEQ_CONFIGURATION S5P_PMUREG(0x0200) @@ -230,6 +231,7 @@ /* For EXYNOS5 */ +#define EXYNOS5_SYS_I2C_CFG S5P_SYSREG(0x0234) #define EXYNOS5_USB_CFG S5P_PMUREG(0x0230) #define EXYNOS5_AUTO_WDTRESET_DISABLE S5P_PMUREG(0x0408) diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c index db1cd8eacf28..f906f599a141 100644 --- a/arch/arm/mach-exynos/mach-exynos5-dt.c +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c @@ -11,10 +11,12 @@ #include <linux/of_platform.h> #include <linux/serial_core.h> +#include <linux/io.h> #include <asm/mach/arch.h> #include <asm/hardware/gic.h> #include <mach/map.h> +#include <mach/regs-pmu.h> #include <plat/cpu.h> #include <plat/regs-serial.h> @@ -47,6 +49,10 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = { "s3c2440-i2c.0", NULL), OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(1), "s3c2440-i2c.1", NULL), + OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(2), + "s3c2440-i2c.2", NULL), + OF_DEV_AUXDATA("samsung,s3c2440-hdmiphy-i2c", EXYNOS5_PA_IIC(8), + "s3c2440-hdmiphy-i2c", NULL), OF_DEV_AUXDATA("samsung,exynos5250-dw-mshc", EXYNOS5_PA_DWMCI0, "dw_mmc.0", NULL), OF_DEV_AUXDATA("samsung,exynos5250-dw-mshc", EXYNOS5_PA_DWMCI1, @@ -72,6 +78,10 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = { "exynos-gsc.2", NULL), OF_DEV_AUXDATA("samsung,exynos5-gsc", EXYNOS5_PA_GSC3, "exynos-gsc.3", NULL), + OF_DEV_AUXDATA("samsung,exynos5-hdmi", 0x14530000, + "exynos5-hdmi", NULL), + OF_DEV_AUXDATA("samsung,exynos5-mixer", 0x14450000, + "exynos5-mixer", NULL), {}, }; @@ -83,6 +93,28 @@ static void __init exynos5250_dt_map_io(void) static void __init exynos5250_dt_machine_init(void) { + struct device_node *i2c_np; + const char *i2c_compat = "samsung,s3c2440-i2c"; + unsigned int tmp; + + /* + * Exynos5's legacy i2c controller and new high speed i2c + * controller have muxed interrupt sources. By default the + * interrupts for 4-channel HS-I2C controller are enabled. + * If node for first four channels of legacy i2c controller + * are available then re-configure the interrupts via the + * system register. + */ + for_each_compatible_node(i2c_np, NULL, i2c_compat) { + if (of_device_is_available(i2c_np)) { + if (of_alias_get_id(i2c_np, "i2c") < 4) { + tmp = readl(EXYNOS5_SYS_I2C_CFG); + writel(tmp & ~(0x1 << of_alias_get_id(i2c_np, "i2c")), + EXYNOS5_SYS_I2C_CFG); + } + } + } + of_platform_populate(NULL, of_default_bus_match_table, exynos5250_auxdata_lookup, NULL); } diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c index c05d7aa84031..94970602df61 100644 --- a/arch/arm/mach-exynos/mach-nuri.c +++ b/arch/arm/mach-exynos/mach-nuri.c @@ -1327,9 +1327,6 @@ static struct platform_device *nuri_devices[] __initdata = { &cam_vdda_fixed_rdev, &cam_8m_12v_fixed_rdev, &exynos4_bus_devfreq, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif }; static void __init nuri_map_io(void) diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c index 9adf491674ea..d8dc6d7f0c00 100644 --- a/arch/arm/mach-exynos/mach-origen.c +++ b/arch/arm/mach-exynos/mach-origen.c @@ -709,9 +709,6 @@ static struct platform_device *origen_devices[] __initdata = { &s5p_device_mfc_l, &s5p_device_mfc_r, &s5p_device_mixer, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif &exynos4_device_ohci, &origen_device_gpiokeys, &origen_lcd_hv070wsa, diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c index 730f1ac65928..17b9ca48722e 100644 --- a/arch/arm/mach-exynos/mach-smdk4x12.c +++ b/arch/arm/mach-exynos/mach-smdk4x12.c @@ -317,9 +317,6 @@ static struct platform_device *smdk4x12_devices[] __initdata = { &s5p_device_mfc, &s5p_device_mfc_l, &s5p_device_mfc_r, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif &samsung_device_keypad, }; diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c index ee4fb1a9cb72..4f0ac5397ba3 100644 --- a/arch/arm/mach-exynos/mach-smdkv310.c +++ b/arch/arm/mach-exynos/mach-smdkv310.c @@ -300,9 +300,6 @@ static struct platform_device *smdkv310_devices[] __initdata = { &s5p_device_fimc_md, &s5p_device_g2d, &s5p_device_jpeg, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif &exynos4_device_ac97, &exynos4_device_i2s0, &exynos4_device_ohci, diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c index ebc9dd339a38..cfdf876a8626 100644 --- a/arch/arm/mach-exynos/mach-universal_c210.c +++ b/arch/arm/mach-exynos/mach-universal_c210.c @@ -1081,9 +1081,6 @@ static struct platform_device *universal_devices[] __initdata = { &s5p_device_onenand, &s5p_device_fimd0, &s5p_device_jpeg, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif &s3c_device_usb_hsotg, &s5p_device_mfc, &s5p_device_mfc_l, diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c index c06c992943a1..8306c5276d1c 100644 --- a/arch/arm/mach-exynos/pm.c +++ b/arch/arm/mach-exynos/pm.c @@ -62,6 +62,10 @@ static struct sleep_save exynos4_vpll_save[] = { SAVE_ITEM(EXYNOS4_VPLL_CON1), }; +static struct sleep_save exynos5_sys_save[] = { + SAVE_ITEM(EXYNOS5_SYS_I2C_CFG), +}; + static struct sleep_save exynos_core_save[] = { /* SROM side */ SAVE_ITEM(S5P_SROM_BW), @@ -98,6 +102,7 @@ static void exynos_pm_prepare(void) s3c_pm_do_save(exynos4_epll_save, ARRAY_SIZE(exynos4_epll_save)); s3c_pm_do_save(exynos4_vpll_save, ARRAY_SIZE(exynos4_vpll_save)); } else { + s3c_pm_do_save(exynos5_sys_save, ARRAY_SIZE(exynos5_sys_save)); /* Disable USE_RETENTION of JPEG_MEM_OPTION */ tmp = __raw_readl(EXYNOS5_JPEG_MEM_OPTION); tmp &= ~EXYNOS5_OPTION_USE_RETENTION; @@ -301,6 +306,10 @@ static void exynos_pm_resume(void) __raw_writel((1 << 28), S5P_PAD_RET_EBIA_OPTION); __raw_writel((1 << 28), S5P_PAD_RET_EBIB_OPTION); + if (soc_is_exynos5250()) + s3c_pm_do_restore(exynos5_sys_save, + ARRAY_SIZE(exynos5_sys_save)); + s3c_pm_do_restore_core(exynos_core_save, ARRAY_SIZE(exynos_core_save)); if (!soc_is_exynos5250()) { diff --git a/arch/arm/plat-samsung/clock.c b/arch/arm/plat-samsung/clock.c index 012bbd0b8d81..47c9fad43f00 100644 --- a/arch/arm/plat-samsung/clock.c +++ b/arch/arm/plat-samsung/clock.c @@ -389,6 +389,72 @@ int __init s3c24xx_register_baseclocks(unsigned long xtal) static struct dentry *clk_debugfs_root; +static void clock_tree_show_one(struct seq_file *s, struct clk *c, int level) +{ + struct clk *child; + const char *state; + char buf[255] = { 0 }; + int n = 0; + + if (c->name) + n = snprintf(buf, sizeof(buf) - 1, "%s", c->name); + + if (c->devname) + n += snprintf(buf + n, sizeof(buf) - 1 - n, ":%s", c->devname); + + state = (c->usage > 0) ? "on" : "off"; + + seq_printf(s, "%*s%-*s %-6s %-3d %-10lu\n", + level * 3 + 1, "", + 50 - level * 3, buf, + state, c->usage, clk_get_rate(c)); + + list_for_each_entry(child, &clocks, list) { + if (child->parent != c) + continue; + + clock_tree_show_one(s, child, level + 1); + } +} + +static int clock_tree_show(struct seq_file *s, void *data) +{ + struct clk *c; + unsigned long flags; + + seq_printf(s, " clock state ref rate\n"); + seq_printf(s, "----------------------------------------------------\n"); + + spin_lock_irqsave(&clocks_lock, flags); + + list_for_each_entry(c, &clocks, list) + if (c->parent == NULL) + clock_tree_show_one(s, c, 0); + + spin_unlock_irqrestore(&clocks_lock, flags); + return 0; +} + +static int clock_tree_open(struct inode *inode, struct file *file) +{ + return single_open(file, clock_tree_show, inode->i_private); +} + +static const struct file_operations clock_tree_fops = { + .open = clock_tree_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int clock_rate_show(void *data, u64 *val) +{ + struct clk *c = data; + *val = clk_get_rate(c); + return 0; +} +DEFINE_SIMPLE_ATTRIBUTE(clock_rate_fops, clock_rate_show, NULL, "%llu\n"); + static int clk_debugfs_register_one(struct clk *c) { int err; @@ -411,7 +477,7 @@ static int clk_debugfs_register_one(struct clk *c) goto err_out; } - d = debugfs_create_u32("rate", S_IRUGO, c->dent, (u32 *)&c->rate); + d = debugfs_create_file("rate", S_IRUGO, c->dent, c, &clock_rate_fops); if (!d) { err = -ENOMEM; goto err_out; @@ -446,13 +512,18 @@ static int __init clk_debugfs_init(void) { struct clk *c; struct dentry *d; - int err; + int err = -ENOMEM; d = debugfs_create_dir("clock", NULL); if (!d) return -ENOMEM; clk_debugfs_root = d; + d = debugfs_create_file("clock_tree", S_IRUGO, clk_debugfs_root, NULL, + &clock_tree_fops); + if (!d) + goto err_out; + list_for_each_entry(c, &clocks, list) { err = clk_debugfs_register(c); if (err) diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index 5da4b4f38f40..133e3e4170fb 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -133,8 +133,6 @@ extern struct platform_device exynos4_device_pcm1; extern struct platform_device exynos4_device_pcm2; extern struct platform_device exynos4_device_spdif; -extern struct platform_device exynos_device_drm; - extern struct platform_device samsung_asoc_dma; extern struct platform_device samsung_asoc_idma; extern struct platform_device samsung_device_keypad; |