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>

1 files changed, 16 insertions, 4 deletions

diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index fb7b9ae5f399..890ad275cb85 100644
--- 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 {