ARM: dts: Add vmmc fixed voltage regulator for exynos4210-origen

This patch adds fixed voltage vmmc regulator to dts file of Origen
board.

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

diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts
index 7390f8c..f271001 100644 (file)
--- a/arch/arm/boot/dts/exynos4210-origen.dts
+++ b/arch/arm/boot/dts/exynos4210-origen.dts
@@ -32,10 +32,20 @@
                bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
        };
 
+       mmc_reg: voltage-regulator {
+               compatible = "regulator-fixed";
+               regulator-name = "VMEM_VDD_2.8V";
+               regulator-min-microvolt = <2800000>;
+               regulator-max-microvolt = <2800000>;
+               gpio = <&gpx1 1 0>;
+               enable-active-high;
+       };
+
        sdhci@12530000 {
                bus-width = <4>;
                pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
                pinctrl-names = "default";
+               vmmc-supply = <&mmc_reg>;
                status = "okay";
        };
 
@@ -43,6 +53,7 @@
                bus-width = <4>;
                pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_cd>;
                pinctrl-names = "default";
+               vmmc-supply = <&mmc_reg>;
                status = "okay";
        };