linux-kernel - [PATCH v6 8/8] ARM: dts: exynos5800-peach-pi: Add Vbus regulator for USB 3.0

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Date:	Wed, 14 May 2014 19:31:10 +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 8/8] ARM: dts: exynos5800-peach-pi: Add Vbus regulator for USB 3.0

From: Vivek gautam <gautam.vivek@...sung.com>

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/exynos5800-peach-pi.dts |   46 +++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
index 4ed9ccc..8301bca 100644
--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
@@ -56,6 +56,28 @@
 		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 {
@@ -74,6 +96,22 @@
 	};
 };
 
+&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";
 };
@@ -134,6 +172,14 @@
 	};
 };
 
+&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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