s5pc1xx: universal: support 8-bit bus width mode at SDK board

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>

diff --git a/board/samsung/universal/universal.c b/board/samsung/universal/universal.c
index 8eaa0e2..1473e1a 100644 (file)
--- a/board/samsung/universal/universal.c
+++ b/board/samsung/universal/universal.c
@@ -2776,6 +2776,18 @@ int board_mmc_init(bd_t *bis)
                gpio_set_drv(&s5pc110_gpio->gpio_g0, i, GPIO_DRV_4X);
        }
 
+       if (board_is_sdk() && hwrevision(6)) {
+               for (i = 3; i < 7; i++) {
+                       /* GPG1[3:6] special function 3 */
+                       gpio_cfg_pin(&s5pc110_gpio->gpio_g1, i, 0x3);
+                       /* GPG1[3:6] pull disable */
+                       gpio_set_pull(&s5pc110_gpio->gpio_g1,
+                                       i, GPIO_PULL_NONE);
+                       /* GPG1[3:6] drv 4x */
+                       gpio_set_drv(&s5pc110_gpio->gpio_g1, i, GPIO_DRV_4X);
+               }
+       }
+
        if (mach_is_geminus()) {
                gpio_direction_output(&s5pc110_gpio->gpio_j2, 7, 1);
                gpio_set_pull(&s5pc110_gpio->gpio_j2, 7, GPIO_PULL_NONE);