diff options
| author | Vivek Gautam <gautamvivek1987@gmail.com> | 2017-01-18 12:02:53 +0530 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzk@kernel.org> | 2017-02-02 19:54:05 +0200 |
| commit | 6629490aa027a8af3160e63cffcddc97c1602c96 (patch) | |
| tree | e0807598794a015109d2a05801b2d799a675b21d /arch | |
| parent | ad6afec832a77845a9a0f9353fe049225a976b16 (diff) | |
| download | linux-6629490aa027a8af3160e63cffcddc97c1602c96.tar.gz linux-6629490aa027a8af3160e63cffcddc97c1602c96.tar.xz | |
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/boot/dts/exynos/exynos7-espresso.dts | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts index 25d9b4aa0ff6..e5892bb0ae6e 100644 --- a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts +++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts @@ -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>; +}; |