linux-kernel - Re: [RFC 4/5] ARM: tegra: Enable UDC on Dalmore

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Message-ID: <20160527031851.GB3034@shlinux2>
Date:	Fri, 27 May 2016 11:18:51 +0800
From:	Peter Chen <hzpeterchen@...il.com>
To:	Thierry Reding <thierry.reding@...il.com>
Cc:	Peter Chen <Peter.Chen@....com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Stephen Warren <swarren@...dotorg.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Jon Hunter <jonathanh@...dia.com>, linux-usb@...r.kernel.org,
	linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC 4/5] ARM: tegra: Enable UDC on Dalmore

On Thu, May 26, 2016 at 05:40:04PM +0200, Thierry Reding wrote:
> From: Thierry Reding <treding@...dia.com>
> 
> Override the compatible string of the first USB controller to enable
> device mode.
> 
> Signed-off-by: Thierry Reding <treding@...dia.com>
> ---
>  arch/arm/boot/dts/tegra114-dalmore.dts | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts
> index c970bf65c74c..53d664f718ff 100644
> --- a/arch/arm/boot/dts/tegra114-dalmore.dts
> +++ b/arch/arm/boot/dts/tegra114-dalmore.dts
> @@ -1122,6 +1122,17 @@
>  		non-removable;
>  	};
>  
> +	usb@...00000 {
> +		compatible = "nvidia,tegra114-udc";
> +		status = "okay";
> +		dr_mode = "otg";
> +	};
> +
> +	usb-phy@...00000 {
> +		status = "okay";
> +		dr_mode = "otg";
> +	};
> +

It is a USB PHY node, you don't need to set dr_mode for it.

-- 

Best Regards,
Peter Chen