Messages in this thread Patch in this message | | | From | Vivek Gautam <> | Subject | [PATCH 3/4] arm: dts: exynos5250: Use regulator for USB 2.0 VBUS supply | Date | Thu, 11 Dec 2014 17:32:46 +0530 |
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Start using VBUS regulator for USB 2.0 phy, so that we can remove the gpio property from host's node later.
Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com> --- arch/arm/boot/dts/exynos5250-smdk5250.dts | 22 ++++++++++++++++++++++ arch/arm/boot/dts/exynos5250-snow.dts | 22 ++++++++++++++++++++++ 2 files changed, 44 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index a759100..85e74df 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -361,6 +361,17 @@ samsung,audio-codec = <&wm8994>; }; + usb2_vbus_reg: regulator-usb2 { + compatible = "regulator-fixed"; + regulator-name = "P5.0V_USB2"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpx2 6 0>; + pinctrl-names = "default"; + pinctrl-0 = <&usb2_vbus_en>; + enable-active-high; + }; + usb@12110000 { samsung,vbus-gpio = <&gpx2 6 0>; }; @@ -418,4 +429,15 @@ samsung,pin-pud = <0>; samsung,pin-drv = <0>; }; + + usb2_vbus_en: usb2-vbus-en { + samsung,pins = "gpx2-6"; + samsung,pin-function = <1>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; +}; + +&usb2_phy_gen { + vbus-supply = <&usb2_vbus_reg>; }; diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index 60429ad..8085750 100644 --- a/arch/arm/boot/dts/exynos5250-snow.dts +++ b/arch/arm/boot/dts/exynos5250-snow.dts @@ -285,6 +285,17 @@ vbus-supply = <&usb3_vbus_reg>; }; + usb2_vbus_reg: regulator-usb2 { + compatible = "regulator-fixed"; + regulator-name = "P5.0V_USB2"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpx1 1 0>; + pinctrl-names = "default"; + pinctrl-0 = <&usb2_vbus_en>; + enable-active-high; + }; + usb@12110000 { samsung,vbus-gpio = <&gpx1 1 0>; }; @@ -616,6 +627,13 @@ samsung,pin-pud = <0>; samsung,pin-drv = <0>; }; + + usb2_vbus_en: usb2-vbus-en { + samsung,pins = "gpx1-1"; + samsung,pin-function = <1>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; }; &spi_1 { @@ -628,4 +646,8 @@ dr_mode = "host"; }; +&usb2_phy_gen { + vbus-supply = <&usb2_vbus_reg>; +}; + #include "cros-ec-keyboard.dtsi" -- 1.7.10.4
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