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arm64: dts: exynos: Add regulators for Vbus and Vbus-Boost 

Adding fixed voltage regulators for Vbus and Vbus-boost required
by USB 3.0 DRD controller on Exynos7-espresso board.

Signed-off-by: Vivek Gautam <gautamvivek1987@gmail.com>
Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
This commit is contained in:
Vivek Gautam 2017-01-18 12:02:53 +05:30 committed by Krzysztof Kozlowski
parent ad6afec832
commit 6629490aa0
1 changed files with 45 additions and 0 deletions
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45
arch/arm64/boot/dts/exynos/exynos7-espresso.dts
View File

@ -13,6 +13,7 @@
#include "exynos7.dtsi"
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/samsung,s2mps11.h>
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Samsung Exynos7 Espresso board based on EXYNOS7";
@ -32,6 +33,29 @@
device_type = "memory";
reg = <0x0 0x40000000 0x0 0xC0000000>;
};
usb30_vbus_reg: regulator-usb30 {
compatible = "regulator-fixed";
regulator-name = "VBUS_5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&gph1 1 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&usb30_vbus_en>;
enable-active-high;
};
usb3drd_boost_5v: regulator-usb3drd-boost {
compatible = "regulator-fixed";
regulator-name = "VUSB_VBUS_5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&gpf4 1 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&usb3drd_boost_en>;
enable-active-high;
};
};
&fin_pll {
@ -365,3 +389,24 @@
vqmmc-supply = <&ldo2_reg>;
disable-wp;
};
&pinctrl_bus1 {
usb30_vbus_en: usb30-vbus-en {
samsung,pins = "gph1-1";
samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
usb3drd_boost_en: usb3drd-boost-en {
samsung,pins = "gpf4-1";
samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
};
&usbdrd_phy {
vbus-supply = <&usb30_vbus_reg>;
vbus-boost-supply = <&usb3drd_boost_5v>;
};