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-rw-r--r--arch/arm/boot/dts/exynos5250-smdk5250.dts24
-rw-r--r--arch/arm/boot/dts/exynos5250.dtsi45
-rw-r--r--arch/arm/mach-exynos/Makefile1
-rw-r--r--arch/arm/mach-exynos/clock-exynos5.c42
-rw-r--r--arch/arm/mach-exynos/cpuidle.c36
-rw-r--r--arch/arm/mach-exynos/dev-drm.c29
-rw-r--r--arch/arm/mach-exynos/include/mach/regs-clock.h19
-rw-r--r--arch/arm/mach-exynos/include/mach/regs-pmu.h2
-rw-r--r--arch/arm/mach-exynos/mach-exynos5-dt.c32
-rw-r--r--arch/arm/mach-exynos/mach-nuri.c3
-rw-r--r--arch/arm/mach-exynos/mach-origen.c3
-rw-r--r--arch/arm/mach-exynos/mach-smdk4x12.c3
-rw-r--r--arch/arm/mach-exynos/mach-smdkv310.c3
-rw-r--r--arch/arm/mach-exynos/mach-universal_c210.c3
-rw-r--r--arch/arm/mach-exynos/pm.c9
-rw-r--r--arch/arm/plat-samsung/clock.c75
-rw-r--r--arch/arm/plat-samsung/include/plat/devs.h2
17 files changed, 268 insertions, 63 deletions
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;
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-28 05:33:28 +0300