linux-kernel - [PATCH v6 7/8] ARM: dts: exynos5420-smdk5420: Add Vbus regulator for USB 3.0

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Date:	Wed, 14 May 2014 19:31:09 +0530
From:	Vivek Gautam <gautam.vivek@...sung.com>
To:	linux-samsung-soc@...r.kernel.org, linux-usb@...r.kernel.org,
	devicetree@...r.kernel.org, kgene.kim@...sung.com
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	robh+dt@...nel.org, gregkh@...uxfoundation.org, t.figa@...sung.com,
	balbi@...com, kishon@...com, jg1.han@...sung.com,
	Vivek Gautam <gautam.vivek@...sung.com>
Subject: [PATCH v6 7/8] ARM: dts: exynos5420-smdk5420: Add Vbus regulator for USB 3.0

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

Signed-off-by: Vivek Gautam <gautam.vivek@...sung.com>
---
 arch/arm/boot/dts/exynos5420-smdk5420.dts |   46 +++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index 6910485..6053c9f 100644
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -140,6 +140,22 @@
 		};
 	};
 
+	pinctrl@...00000 {
+		usb300_vbus_en: usb300-vbus-en {
+			samsung,pins = "gpg0-5";
+			samsung,pin-function = <1>;
+			samsung,pin-pud = <0>;
+			samsung,pin-drv = <0>;
+		};
+
+		usb301_vbus_en: usb301-vbus-en {
+			samsung,pins = "gpg1-4";
+			samsung,pin-function = <1>;
+			samsung,pin-pud = <0>;
+			samsung,pin-drv = <0>;
+		};
+	};
+
 	hdmi@...30000 {
 		status = "okay";
 		hpd-gpio = <&gpx3 7 0>;
@@ -147,6 +163,36 @@
 		pinctrl-0 = <&hdmi_hpd_irq>;
 	};
 
+	usb300_vbus_reg: regulator-usb300 {
+		compatible = "regulator-fixed";
+		regulator-name = "VBUS0";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpg0 5 0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb300_vbus_en>;
+		enable-active-high;
+	};
+
+	usb301_vbus_reg: regulator-usb301 {
+		compatible = "regulator-fixed";
+		regulator-name = "VBUS1";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpg1 4 0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb301_vbus_en>;
+		enable-active-high;
+	};
+
+	phy@...00000 {
+		vbus-supply = <&usb300_vbus_reg>;
+	};
+
+	phy@...00000 {
+		vbus-supply = <&usb301_vbus_reg>;
+	};
+
 	i2c_2: i2c@...80000 {
 		samsung,i2c-sda-delay = <100>;
 		samsung,i2c-max-bus-freq = <66000>;
-- 
1.7.10.4

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