diff options
| author | MyungJoo Ham <myungjoo.ham@samsung.com> | 2011-07-21 11:25:23 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2011-07-21 11:27:18 +0900 |
| commit | b93cb91bd34ad9f9eaba78aeb84bb556f6150d0e (patch) | |
| tree | 8f3bbd7a1e2357955e1650656db8b91fa039c6b3 /arch | |
| parent | d40474c819b484ded7da520a174117b65d56e1c1 (diff) | |
ARM: EXYNOS4: Add more registers to be saved and restored for PM
We need more registers to be saved and restored for PM of EXYNOS4210.
Otherwise, with additional drivers running, suspend-to-RAM fails to
wake up properly. This patch adds registers omitted in the initial PM
patches.
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-exynos4/pm.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos4/pm.c b/arch/arm/mach-exynos4/pm.c index 3da1716afc5..9ef2e99fb8b 100644 --- a/arch/arm/mach-exynos4/pm.c +++ b/arch/arm/mach-exynos4/pm.c @@ -27,6 +27,7 @@ #include <plat/cpu.h> #include <plat/pm.h> #include <plat/pll.h> +#include <plat/regs-srom.h> #include <mach/regs-irq.h> #include <mach/regs-gpio.h> @@ -67,7 +68,9 @@ static struct sleep_save exynos4_core_save[] = { SAVE_ITEM(S5P_CLKSRC_TOP0), SAVE_ITEM(S5P_CLKSRC_TOP1), SAVE_ITEM(S5P_CLKSRC_CAM), + SAVE_ITEM(S5P_CLKSRC_TV), SAVE_ITEM(S5P_CLKSRC_MFC), + SAVE_ITEM(S5P_CLKSRC_G3D), SAVE_ITEM(S5P_CLKSRC_IMAGE), SAVE_ITEM(S5P_CLKSRC_LCD0), SAVE_ITEM(S5P_CLKSRC_LCD1), @@ -94,6 +97,7 @@ static struct sleep_save exynos4_core_save[] = { SAVE_ITEM(S5P_CLKDIV_PERIL4), SAVE_ITEM(S5P_CLKDIV_PERIL5), SAVE_ITEM(S5P_CLKDIV_TOP), + SAVE_ITEM(S5P_CLKSRC_MASK_TOP), SAVE_ITEM(S5P_CLKSRC_MASK_CAM), SAVE_ITEM(S5P_CLKSRC_MASK_TV), SAVE_ITEM(S5P_CLKSRC_MASK_LCD0), @@ -102,6 +106,7 @@ static struct sleep_save exynos4_core_save[] = { SAVE_ITEM(S5P_CLKSRC_MASK_FSYS), SAVE_ITEM(S5P_CLKSRC_MASK_PERIL0), SAVE_ITEM(S5P_CLKSRC_MASK_PERIL1), + SAVE_ITEM(S5P_CLKDIV2_RATIO), SAVE_ITEM(S5P_CLKGATE_SCLKCAM), SAVE_ITEM(S5P_CLKGATE_IP_CAM), SAVE_ITEM(S5P_CLKGATE_IP_TV), @@ -122,8 +127,10 @@ static struct sleep_save exynos4_core_save[] = { SAVE_ITEM(S5P_CLKGATE_IP_DMC), SAVE_ITEM(S5P_CLKSRC_CPU), SAVE_ITEM(S5P_CLKDIV_CPU), + SAVE_ITEM(S5P_CLKDIV_CPU + 0x4), SAVE_ITEM(S5P_CLKGATE_SCLKCPU), SAVE_ITEM(S5P_CLKGATE_IP_CPU), + /* GIC side */ SAVE_ITEM(S5P_VA_GIC_CPU + 0x000), SAVE_ITEM(S5P_VA_GIC_CPU + 0x004), @@ -206,6 +213,13 @@ static struct sleep_save exynos4_core_save[] = { SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x070), SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x080), SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x090), + + /* SROM side */ + SAVE_ITEM(S5P_SROM_BW), + SAVE_ITEM(S5P_SROM_BC0), + SAVE_ITEM(S5P_SROM_BC1), + SAVE_ITEM(S5P_SROM_BC2), + SAVE_ITEM(S5P_SROM_BC3), }; static struct sleep_save exynos4_l2cc_save[] = { |