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authorPinkava J <Jiri.Pinkava@vscht.cz>2010-05-06 15:23:24 +0200
committerBen Dooks <ben-linux@fluff.org>2010-05-07 09:41:33 +0900
commit271d323237a1ab96b74c69fa48a8612963245266 (patch)
tree28e8af4967eedcb51a4dcd2e8f19172ae2a78b3f /arch/arm/mach-s3c2410
parent50cdba782c3de35bf6d454096213c986146f46a5 (diff)
ARM: n30: Add support for power on/off on Acer n30 / Acer n35 MMC card reader
Signed-off-by: Jiri Pinkava <jiri.pinkava@vscht.cz> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s3c2410')
-rw-r--r--arch/arm/mach-s3c2410/mach-n30.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c
index 81973aa8194..f25275ef8bc 100644
--- a/arch/arm/mach-s3c2410/mach-n30.c
+++ b/arch/arm/mach-s3c2410/mach-n30.c
@@ -352,10 +352,25 @@ static struct s3c2410fb_mach_info n30_fb_info __initdata = {
.lpcsel = 0x06,
};
+static void n30_sdi_set_power(unsigned char power_mode, unsigned short vdd)
+{
+ switch (power_mode) {
+ case MMC_POWER_ON:
+ case MMC_POWER_UP:
+ s3c2410_gpio_setpin(S3C2410_GPG(4), 1);
+ break;
+ case MMC_POWER_OFF:
+ default:
+ s3c2410_gpio_setpin(S3C2410_GPG(4), 0);
+ break;
+ }
+}
+
static struct s3c24xx_mci_pdata n30_mci_cfg __initdata = {
.gpio_detect = S3C2410_GPF(1),
.gpio_wprotect = S3C2410_GPG(10),
.ocr_avail = MMC_VDD_32_33,
+ .set_power = n30_sdi_set_power,
};
static struct platform_device *n30_devices[] __initdata = {