linux-kernel - RE: [PATCH v6 5/8] ARM: dts: exynos5250-snow: Add Vbus regulator for USB 3.0

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Date:	Mon, 19 May 2014 20:26:01 +0900
From:	Kukjin Kim <kgene.kim@...sung.com>
To:	'Vivek Gautam' <gautam.vivek@...sung.com>,
	linux-samsung-soc@...r.kernel.org, linux-usb@...r.kernel.org,
	devicetree@...r.kernel.org
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
Subject: RE: [PATCH v6 5/8] ARM: dts: exynos5250-snow: Add Vbus regulator for
 USB 3.0

Vivek Gautam wrote:
> 
> 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/exynos5250-snow.dts |   22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos5250-snow.dts
> b/arch/arm/boot/dts/exynos5250-snow.dts
> index 1ce1088..fd9b3b3 100644
> --- a/arch/arm/boot/dts/exynos5250-snow.dts
> +++ b/arch/arm/boot/dts/exynos5250-snow.dts
> @@ -37,6 +37,13 @@
>  		sd3_bus4: sd3-bus-width4 {
>  			samsung,pin-drv = <0>;
>  		};
> +
> +		usb3_vbus_en: usb3-vbus-en {
> +			samsung,pins = "gpx2-7";
> +			samsung,pin-function = <1>;
> +			samsung,pin-pud = <0>;
> +			samsung,pin-drv = <0>;
> +		};
>  	};
> 
>  	gpio-keys {
> @@ -196,6 +203,21 @@
>  		};
>  	};
> 
> +	usb3_vbus_reg: regulator-usb3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "P5.0V_USB3CON";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		gpio = <&gpx2 7 0>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&usb3_vbus_en>;
> +		enable-active-high;
> +	};
> +
> +	phy@...00000 {
> +		vbus-supply = <&usb3_vbus_reg>;
> +	};
> +
>  	usb@...10000 {
>  		samsung,vbus-gpio = <&gpx1 1 0>;
>  	};
> --
> 1.7.10.4

Looks OK to me and applied 5 to 8 as well.

Thanks,
Kukjin

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