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authorVivek Gautam <gautam.vivek@samsung.com>2014-05-19 22:23:43 +0900
committerKukjin Kim <kgene.kim@samsung.com>2014-05-19 23:13:59 +0900
commita491ae63196f086c0956468ecedca627fcab8de9 (patch)
tree454283c455bdfca8c9d6d2653d389b27e0fecf31 /arch/arm/boot/dts/exynos5250-snow.dts
parent468a84d67548a5cadf039460a3330e626cb671aa (diff)
downloadlinux-a491ae63196f086c0956468ecedca627fcab8de9.tar.bz2
ARM: dts: Add Vbus regulator for USB 3.0 on exynos5250-snow
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>
Diffstat (limited to 'arch/arm/boot/dts/exynos5250-snow.dts')
-rw-r--r--arch/arm/boot/dts/exynos5250-snow.dts22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts
index 9d1ca0951873..2f054bec0bd9 100644
--- a/arch/arm/boot/dts/exynos5250-snow.dts
+++ b/arch/arm/boot/dts/exynos5250-snow.dts
@@ -59,6 +59,13 @@
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>;
+ };
+
hdmi_hpd_irq: hdmi-hpd-irq {
samsung,pins = "gpx3-7";
samsung,pin-function = <0>;
@@ -348,6 +355,21 @@
samsung,audio-codec = <&max98095>;
};
+ 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>;
};