From cc2b1012cbdb0422fc96d6e6c813baed0722f373 Mon Sep 17 00:00:00 2001
From: Inderpal Singh <inderpal.singh@linaro.org>
Date: Wed, 21 Aug 2013 10:38:57 +0530
Subject: [PATCH] exynos5250: arndale: Add mmc support
This patch adds mmc support to the arndale board.
Signed-off-by: Inderpal Singh <inderpal.singh@linaro.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
---
board/samsung/arndale/arndale.c | 14 ++++++++++++++
board/samsung/dts/exynos5250-arndale.dts | 18 ++++++++++++++++++
2 files changed, 32 insertions(+)
diff --git a/board/samsung/arndale/arndale.c b/board/samsung/arndale/arndale.c
index 84d8f19c1d..052fecdd5b 100644
--- a/board/samsung/arndale/arndale.c
+++ b/board/samsung/arndale/arndale.c
@@ -6,6 +6,7 @@
#include <common.h>
#include <asm/arch/pinmux.h>
+#include <asm/arch/dwmmc.h>
#include <asm/arch/power.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -48,6 +49,19 @@ void dram_init_banksize(void)
}
}
+#ifdef CONFIG_GENERIC_MMC
+int board_mmc_init(bd_t *bis)
+{
+ int ret;
+ /* dwmmc initializattion for available channels */
+ ret = exynos_dwmmc_init(gd->fdt_blob);
+ if (ret)
+ debug("dwmmc init failed\n");
+
+ return ret;
+}
+#endif
+
static int board_uart_init(void)
{
int err = 0, uart_id;
diff --git a/board/samsung/dts/exynos5250-arndale.dts b/board/samsung/dts/exynos5250-arndale.dts
index d3c05273db..c700e45536 100644
--- a/board/samsung/dts/exynos5250-arndale.dts
+++ b/board/samsung/dts/exynos5250-arndale.dts
@@ -18,4 +18,22 @@
serial0 = "/serial@12C20000";
console = "/serial@12C20000";
};
+
+ mmc@12200000 {
+ samsung,bus-width = <8>;
+ samsung,timing = <1 3 3>;
+ };
+
+ mmc@12210000 {
+ status = "disabled";
+ };
+
+ mmc@12220000 {
+ samsung,bus-width = <4>;
+ samsung,timing = <1 2 3>;
+ };
+
+ mmc@12230000 {
+ status = "disabled";
+ };
};
--
2.39.5