[PATCH 8/9] Add support for power on/off on Acer n30 / Acer n35 MMC card reader
Pinkava J.
Jiri.Pinkava at vscht.cz
Wed May 5 18:22:04 EDT 2010
Signed-off-by: Jiri Pinkava <jiri.pinkava at vscht.cz>
---
arch/arm/mach-s3c2410/mach-n30.c | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c
index 389b9f2..4b2a708 100644
--- a/arch/arm/mach-s3c2410/mach-n30.c
+++ b/arch/arm/mach-s3c2410/mach-n30.c
@@ -352,12 +352,26 @@ 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 = {
.wprotect_invert = 0,
.detect_invert = 0,
.gpio_detect = S3C2410_GPF(1),
.gpio_wprotect = S3C2410_GPG(10),
- .set_power = NULL,
+ .set_power = n30_sdi_set_power,
.ocr_avail = MMC_VDD_32_33,
};
--
1.7.1
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