ARM: S5PV210: Add support HSMMC on SMDKV210

This patch adds support HSMMC on SMDKV210, and gpio configuration for
S5PV210 hsmmc3.

Signed-off-by: Hyuk Lee <hyuk1.lee@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/arm/mach-s5pv210/setup-sdhci-gpio.c b/arch/arm/mach-s5pv210/setup-sdhci-gpio.c
index fe7d86dad14c..143bfec1e05f 100644
--- a/arch/arm/mach-s5pv210/setup-sdhci-gpio.c
+++ b/arch/arm/mach-s5pv210/setup-sdhci-gpio.c
@@ -102,3 +102,23 @@ void s5pv210_setup_sdhci2_cfg_gpio(struct platform_device *dev, int width)
         s3c_gpio_setpull(S5PV210_GPG2(2), S3C_GPIO_PULL_UP);
         s3c_gpio_cfgpin(S5PV210_GPG2(2), S3C_GPIO_SFN(2));
 }
+
+void s5pv210_setup_sdhci3_cfg_gpio(struct platform_device *dev, int width)
+{
+        unsigned int gpio;
+
+        /* Set all the necessary GPG3[0:2] pins to special-function 2 */
+        for (gpio = S5PV210_GPG3(0); gpio < S5PV210_GPG3(2); gpio++) {
+                s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
+                s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+        }
+
+        /* Data pin GPG3[3:6] to special-function 2 */
+        for (gpio = S5PV210_GPG3(3); gpio <= S5PV210_GPG3(6); gpio++) {
+                s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
+                s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+        }
+
+        s3c_gpio_setpull(S5PV210_GPG3(2), S3C_GPIO_PULL_UP);
+        s3c_gpio_cfgpin(S5PV210_GPG3(2), S3C_GPIO_SFN(2));
+}