ARM: dts: Add Vbus regulator for USB 3.0 on exynos5420-peach-pit

Add required fixed-regulator for VBUS supply for USB 3.0
controller phy.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts b/arch/arm/boot/dts/exynos5420-peach-pit.dts
index f4b2a1667750f15d5b457c80eea16eec43bbcc2c..e15750105bba18551410504dba1b49043e6cbe46 100644 (file)
--- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
@@ -65,6 +65,28 @@ sound {
                samsung,i2s-controller = <&i2s0>;
                samsung,audio-codec = <&max98090>;
        };
+
+       usb300_vbus_reg: regulator-usb300 {
+               compatible = "regulator-fixed";
+               regulator-name = "P5.0V_USB3CON0";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&gph0 0 0>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&usb300_vbus_en>;
+               enable-active-high;
+       };
+
+       usb301_vbus_reg: regulator-usb301 {
+               compatible = "regulator-fixed";
+               regulator-name = "P5.0V_USB3CON1";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&gph0 1 0>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&usb301_vbus_en>;
+               enable-active-high;
+       };
 };
 
 &pinctrl_0 {
@@ -97,6 +119,22 @@ hdmi_hpd_irq: hdmi-hpd-irq {
        };
 };
 
+&pinctrl_3 {
+       usb300_vbus_en: usb300-vbus-en {
+               samsung,pins = "gph0-0";
+               samsung,pin-function = <1>;
+               samsung,pin-pud = <0>;
+               samsung,pin-drv = <0>;
+       };
+
+       usb301_vbus_en: usb301-vbus-en {
+               samsung,pins = "gph0-1";
+               samsung,pin-function = <1>;
+               samsung,pin-pud = <0>;
+               samsung,pin-drv = <0>;
+       };
+};
+
 &rtc {
        status = "okay";
 };
@@ -186,6 +224,14 @@ &hdmi {
        ddc = <&i2c_2>;
 };
 
+&usbdrd3_0 {
+       vbus-supply = <&usb300_vbus_reg>;
+};
+
+&usbdrd3_1 {
+       vbus-supply = <&usb301_vbus_reg>;
+};
+
 /*
  * Use longest HW watchdog in SoC (32 seconds) since the hardware
  * watchdog provides no debugging information (compared to soft/hard