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>
diff --git a/arch/arm/mach-exynos4/pm.c b/arch/arm/mach-exynos4/pm.c
index 3da1716..9ef2e99 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 @@
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 @@
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 @@
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 @@
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 @@
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[] = {