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| author | Pinkava J <Jiri.Pinkava@vscht.cz> | 2010-05-06 15:23:24 +0200 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2010-05-07 02:41:33 +0200 |
| commit | 271d323237a1ab96b74c69fa48a8612963245266 (patch) | |
| tree | 28e8af4967eedcb51a4dcd2e8f19172ae2a78b3f /arch/arm/mach-s3c2410/mach-n30.c | |
| parent | ARM: n30: Add support for MMC card reader on Acer n30 / Acer n35 (diff) | |
| download | linux-271d323237a1ab96b74c69fa48a8612963245266.tar.xz linux-271d323237a1ab96b74c69fa48a8612963245266.zip | |
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/mach-n30.c')
| -rw-r--r-- | arch/arm/mach-s3c2410/mach-n30.c | 15 |
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 81973aa8194b..f25275ef8bc8 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 = { |