[ARM] S3C64XX: Initial support for PM (suspend to RAM)

Add the initial support for the S3C64XX based systems to use
suspend-to-RAM to sleep.

Includes basic debugging for use with the SMDK6410 usign the
LEDs on the baseboard.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>

1 files changed, 4 insertions, 2 deletions

diff --git a/arch/arm/plat-s3c/pm.c b/arch/arm/plat-s3c/pm.c
index 9957b539600f..8d97db2c7a0d 100644
--- a/arch/arm/plat-s3c/pm.c
+++ b/arch/arm/plat-s3c/pm.c
@@ -21,11 +21,10 @@
 
 #include <asm/cacheflush.h>
 #include <mach/hardware.h>
+#include <mach/map.h>
 
 #include <plat/regs-serial.h>
 #include <mach/regs-clock.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-mem.h>
 #include <mach/regs-irq.h>
 #include <asm/irq.h>
 
@@ -326,6 +325,9 @@ static int s3c_pm_enter(suspend_state_t state)
 
         S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
 
+        /* LEDs should now be 1110 */
+        s3c_pm_debug_smdkled(1 << 1, 0);
+
         s3c_pm_check_restore();
 
         /* ok, let's return from sleep */