Subject: [PATCH 7/8] Add support for power on/off on Acer n30 / Acer n35 MMC card reader

From: [email-masked] (Pinkava J.)
Date: Thu, 6 May 2010 15:23:24 +0200

Signed-off-by: Jiri Pinkava <[email-masked]>
---
 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 81973aa..f25275e 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 = {
-- 
1.7.1