linux-kernel - Re: [PATCH v7 3/5] ARM: dts: imx6qdl-icore: Add usbhost support

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Message-ID: <20161021012137.GC30578@tiger>
Date:   Fri, 21 Oct 2016 09:21:37 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Jagan Teki <jteki@...nedev.com>
Cc:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Matteo Lisi <matteo.lisi@...icam.com>,
        Michael Trimarchi <michael@...rulasolutions.com>,
        Jagan Teki <jagan@...rulasolutions.com>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>
Subject: Re: [PATCH v7 3/5] ARM: dts: imx6qdl-icore: Add usbhost support

On Fri, Oct 14, 2016 at 02:57:21PM +0530, Jagan Teki wrote:
> From: Jagan Teki <jagan@...rulasolutions.com>
> 
> Add usbhost support for Engicam i.CoreM6 dql modules.
> 
> Cc: Sascha Hauer <kernel@...gutronix.de>
> Cc: Fabio Estevam <fabio.estevam@....com>
> Cc: Shawn Guo <shawnguo@...nel.org>
> Cc: Matteo Lisi <matteo.lisi@...icam.com>
> Cc: Michael Trimarchi <michael@...rulasolutions.com>
> Signed-off-by: Jagan Teki <jagan@...rulasolutions.com>
> ---
> Changes for v7:
>         - none
> Changes for v6:
>         - none
> Changes for v5:
>         - none
> Changes for v4:
>         - new patch
> 
>  arch/arm/boot/dts/imx6qdl-icore.dtsi | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6qdl-icore.dtsi b/arch/arm/boot/dts/imx6qdl-icore.dtsi
> index f424cd5..ffec879 100644
> --- a/arch/arm/boot/dts/imx6qdl-icore.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-icore.dtsi
> @@ -56,6 +56,15 @@
>  		regulator-boot-on;
>  		regulator-always-on;
>  	};
> +
> +	reg_usb_h1_vbus: usb_h1_vbus {

Hyphen instead of underscore should be used in node name.  Also please
name fixed regulator in the following schema:

        reg_xxx: regulator-xxx {
                ...
        };

Shawn

> +		compatible = "regulator-fixed";
> +		regulator-name = "usb_h1_vbus";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
>  };
>  
>  &can1 {
> @@ -109,6 +118,12 @@
>  	status = "okay";
>  };
>  
> +&usbh1 {
> +	vbus-supply = <&reg_usb_h1_vbus>;
> +	disable-over-current;
> +	status = "okay";
> +};
> +
>  &usdhc1 {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_usdhc1>;
> -- 
> 2.7.4
>