ARM: k2g: add SD card and eMMC support

Add MMC support for k2g

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
diff --git a/board/ti/ks2_evm/board_k2g.c b/board/ti/ks2_evm/board_k2g.c
index b2bc793..3e1dd4c 100644
--- a/board/ti/ks2_evm/board_k2g.c
+++ b/board/ti/ks2_evm/board_k2g.c
@@ -9,6 +9,8 @@
 #include <common.h>
 #include <asm/arch/clock.h>
 #include <asm/ti-common/keystone_net.h>
+#include <asm/arch/psc_defs.h>
+#include <asm/arch/mmc_host_def.h>
 #include "mux-k2g.h"
 
 #define SYS_CLK		24000000
@@ -58,6 +60,20 @@
 	-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
 };
 
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
+int board_mmc_init(bd_t *bis)
+{
+	if (psc_enable_module(KS2_LPSC_MMC)) {
+		printf("%s module enabled failed\n", __func__);
+		return -1;
+	}
+
+	omap_mmc_init(0, 0, 0, -1, -1);
+	omap_mmc_init(1, 0, 0, -1, -1);
+	return 0;
+}
+#endif
+
 #ifdef CONFIG_BOARD_EARLY_INIT_F
 int board_early_init_f(void)
 {