From 9c6096e9cdb5577e363f3787f50c6d800bfaef6d Mon Sep 17 00:00:00 2001 From: Vivek Gautam Date: Mon, 19 May 2014 22:30:48 +0900 Subject: [PATCH] ARM: dts: Add Vbus regulator for USB 3.0 on exynos5420-smdk5420 Add required fixed-regulator for VBUS supply for USB 3.0 controller phy. Signed-off-by: Vivek Gautam Signed-off-by: Kukjin Kim --- 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 69104850eb5e..6053c9f5afcb 100644 --- a/arch/arm/boot/dts/exynos5420-smdk5420.dts +++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts @@ -140,6 +140,22 @@ }; }; + pinctrl@14000000 { + 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@14530000 { 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@12100000 { + vbus-supply = <&usb300_vbus_reg>; + }; + + phy@12500000 { + vbus-supply = <&usb301_vbus_reg>; + }; + i2c_2: i2c@12C80000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; -- 2.30.2