Add required fixed-regulator for VBUS supply for USB 3.0
controller phy.
Signed-off-by: Vivek Gautam <gautam.vi...@samsung.com>
---
arch/arm/boot/dts/exynos5250-snow.dts | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5250-snow.dts
b/arch/arm/boot/dts/exynos5250-snow.dts
index 1ce1088..fd9b3b3 100644
--- a/arch/arm/boot/dts/exynos5250-snow.dts
+++ b/arch/arm/boot/dts/exynos5250-snow.dts
@@ -37,6 +37,13 @@
sd3_bus4: sd3-bus-width4 {
samsung,pin-drv = <0>;
};
+
+ usb3_vbus_en: usb3-vbus-en {
+ samsung,pins = "gpx2-7";
+ samsung,pin-function = <1>;
+ samsung,pin-pud = <0>;
+ samsung,pin-drv = <0>;
+ };
};
gpio-keys {
@@ -196,6 +203,21 @@
};
};
+ usb3_vbus_reg: regulator-usb3 {
+ compatible = "regulator-fixed";
+ regulator-name = "P5.0V_USB3CON";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpx2 7 0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb3_vbus_en>;
+ enable-active-high;
+ };
+
+ phy@12100000 {
+ vbus-supply = <&usb3_vbus_reg>;
+ };
+
usb@12110000 {
samsung,vbus-gpio = <&gpx1 1 0>;
};
--
1.7.10.4
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