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Subject[PATCH v6 6/8] ARM: dts: exynos5420-peach-pit: Add Vbus regulator for USB 3.0
Date
Add required fixed-regulator for VBUS supply for USB 3.0
controller phy.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
---
arch/arm/boot/dts/exynos5420-peach-pit.dts | 46 ++++++++++++++++++++++++++++
1 file changed, 46 insertions(+)

diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts b/arch/arm/boot/dts/exynos5420-peach-pit.dts
index fae33dd..8402ec3 100644
--- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
@@ -58,6 +58,28 @@
pinctrl-0 = <&pwm0_out>;
pinctrl-names = "default";
};
+
+ 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 {
@@ -76,6 +98,22 @@
};
};

+&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";
};
@@ -137,6 +175,14 @@
};
};

+&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
--
1.7.10.4


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