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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-02-06 17:39:31 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-02-22 17:11:25 +0000
commit2e2f3d3792de5913897b6bb49ac13915b0b020d5 (patch)
tree02126d58ee15cf94c7335604ef8f9e8eb21d7378 /arch/arm/plat-samsung
parent96c20015dae59e58d055c1e2e17a811e0d1f1d03 (diff)
ARM: pm: convert samsung platforms to generic suspend/resume support
Tested-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/plat-samsung')
-rw-r--r--arch/arm/plat-samsung/include/plat/pm.h12
-rw-r--r--arch/arm/plat-samsung/pm.c16
2 files changed, 2 insertions, 26 deletions
diff --git a/arch/arm/plat-samsung/include/plat/pm.h b/arch/arm/plat-samsung/include/plat/pm.h
index d9025e37767..4aa697dfe13 100644
--- a/arch/arm/plat-samsung/include/plat/pm.h
+++ b/arch/arm/plat-samsung/include/plat/pm.h
@@ -50,13 +50,11 @@ extern unsigned char pm_uart_udivslot; /* true to save UART UDIVSLOT */
/* from sleep.S */
-extern int s3c_cpu_save(unsigned long *saveblk);
+extern int s3c_cpu_save(unsigned long *saveblk, long);
extern void s3c_cpu_resume(void);
extern void s3c2410_cpu_suspend(void);
-extern unsigned long s3c_sleep_save_phys;
-
/* sleep save info */
/**
@@ -179,13 +177,5 @@ extern void s3c_pm_restore_gpios(void);
*/
extern void s3c_pm_save_gpios(void);
-/**
- * s3c_pm_cb_flushcache - callback for assembly code
- *
- * Callback to issue flush_cache_all() as this call is
- * not a directly callable object.
- */
-extern void s3c_pm_cb_flushcache(void);
-
extern void s3c_pm_save_core(void);
extern void s3c_pm_restore_core(void);
diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c
index 02d531fb3f8..d5b58d31903 100644
--- a/arch/arm/plat-samsung/pm.c
+++ b/arch/arm/plat-samsung/pm.c
@@ -241,8 +241,6 @@ void (*pm_cpu_sleep)(void);
static int s3c_pm_enter(suspend_state_t state)
{
- static unsigned long regs_save[16];
-
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
@@ -266,12 +264,6 @@ static int s3c_pm_enter(suspend_state_t state)
return -EINVAL;
}
- /* store the physical address of the register recovery block */
-
- s3c_sleep_save_phys = virt_to_phys(regs_save);
-
- S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
-
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
@@ -305,7 +297,7 @@ static int s3c_pm_enter(suspend_state_t state)
* we resume as it saves its own register state and restores it
* during the resume. */
- s3c_cpu_save(regs_save);
+ s3c_cpu_save(0, PLAT_PHYS_OFFSET - PAGE_OFFSET);
/* restore the cpu state using the kernel's cpu init code. */
@@ -336,12 +328,6 @@ static int s3c_pm_enter(suspend_state_t state)
return 0;
}
-/* callback from assembly code */
-void s3c_pm_cb_flushcache(void)
-{
- flush_cache_all();
-}
-
static int s3c_pm_prepare(void)
{
/* prepare check area if configured */