[PATCH 4/6] n30: Fix MMC power management

Jiří Pinkava Jiri.Pinkava at vscht.cz
Sun Oct 3 20:29:43 EDT 2010


MMC "works" in both on or off state, but when operate in off causes 
serious data corruptions.


Signed-off-by: Jiri Pinkava <jiri.pinkava at vscht.cz>
---
  arch/arm/mach-s3c2410/mach-n30.c |    4 ++--
  1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-s3c2410/mach-n30.c 
b/arch/arm/mach-s3c2410/mach-n30.c
index 895e1e9a..ecc039a 100644
--- a/arch/arm/mach-s3c2410/mach-n30.c
+++ b/arch/arm/mach-s3c2410/mach-n30.c
@@ -366,11 +366,11 @@ static void n30_sdi_set_power(unsigned char 
power_mode, unsigned short vdd)
  	switch (power_mode) {
  	case MMC_POWER_ON:
  	case MMC_POWER_UP:
-		gpio_set_value(S3C2410_GPG(4), 1);
+		gpio_set_value(S3C2410_GPG(4), 0);
  		break;
  	case MMC_POWER_OFF:
  	default:
-		gpio_set_value(S3C2410_GPG(4), 0);
+		gpio_set_value(S3C2410_GPG(4), 1);
  		break;
  	}
  }
-- 
1.7.3.1





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