[ARM] 3862/2: S3C2410 - add basic power management support for AML M5900 series

[linux-2.6-omap-h63xx.git] / arch / arm / mach-s3c2410 / s3c2410-pm.c

diff --git a/arch/arm/mach-s3c2410/s3c2410-pm.c b/arch/arm/mach-s3c2410/s3c2410-pm.c
index 3080d25a12de627aa1835f0ed9105d758b4a6a5c..e51d76669512ced432e3df2bf5f5147cfbdaa702 100644 (file)
--- a/arch/arm/mach-s3c2410/s3c2410-pm.c
+++ b/arch/arm/mach-s3c2410/s3c2410-pm.c
@@ -29,6 +29,8 @@
 #include <asm/hardware.h>
 #include <asm/io.h>
 
+#include <asm/mach-types.h>
+
 #include <asm/arch/regs-gpio.h>
 
 #include "cpu.h"
@@ -49,6 +51,10 @@ static void s3c2410_pm_prepare(void)
 
        DBG("GSTATUS3 0x%08x\n", __raw_readl(S3C2410_GSTATUS3));
        DBG("GSTATUS4 0x%08x\n", __raw_readl(S3C2410_GSTATUS4));
+
+       if ( machine_is_aml_m5900() )
+               s3c2410_gpio_setpin(S3C2410_GPF2, 1);
+
 }
 
 int s3c2410_pm_resume(struct sys_device *dev)
@@ -61,6 +67,9 @@ int s3c2410_pm_resume(struct sys_device *dev)
        tmp &= S3C2410_GSTATUS2_OFFRESET;
        __raw_writel(tmp, S3C2410_GSTATUS2);
 
+       if ( machine_is_aml_m5900() )
+               s3c2410_gpio_setpin(S3C2410_GPF2, 0);
+
        return 0;
 }