From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiri.Pinkava@vscht.cz (Pinkava J.) Date: Tue, 25 May 2010 03:22:00 +0200 Subject: [PATCH 2/2] ARM: Fix MMC power management on Acer n30 / n35 In-Reply-To: <4BFB2443.1040701@vscht.cz> References: <4BFB2443.1040701@vscht.cz> Message-ID: <4BFB2638.2020402@vscht.cz> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Exchange on and off state, MMC is working even if "powered off", but when comes to write it causes random failures, most frequently zeroes first/all sector(s). Signed-off-by: Jiri Pinkava --- 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 41f299d..6c3456c 100644 --- a/arch/arm/mach-s3c2410/mach-n30.c +++ b/arch/arm/mach-s3c2410/mach-n30.c @@ -357,11 +357,11 @@ 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; } } -- 1.7.1