ARM: dts: Use MSHC controller for eMMC memory for exynos4412-trats2

This patch removes device tree node of SDHCI0 controller and replaces
it with MSHC to enable support MMC 4.4 and improve performance of eMMC
memory.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index fb7b9ae..890ad27 100644 (file)
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -442,13 +442,25 @@
                };
        };
 
-       sdhci@12510000 {
-               bus-width = <8>;
+       mmc@12550000 {
+               num-slots = <1>;
+               supports-highspeed;
+               broken-cd;
                non-removable;
-               pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus8>;
-               pinctrl-names = "default";
+               card-detect-delay = <200>;
                vmmc-supply = <&vemmc_reg>;
+               clock-frequency = <400000000>;
+               samsung,dw-mshc-ciu-div = <0>;
+               samsung,dw-mshc-sdr-timing = <2 3>;
+               samsung,dw-mshc-ddr-timing = <1 2>;
+               pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
+               pinctrl-names = "default";
                status = "okay";
+
+               slot@0 {
+                       reg = <0>;
+                       bus-width = <8>;
+               };
        };
 
        serial@13800000 {