linux-kernel - Re: [PATCH 08/21] ARM: dts: sun8i-h3: add dwmac-sun8i rgmii pins

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Message-ID: <20170216190632.hezcacn3hw5uhxcn@lukather>
Date:   Thu, 16 Feb 2017 20:06:32 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Corentin Labbe <clabbe.montjoie@...il.com>
Cc:     peppe.cavallaro@...com, robh+dt@...nel.org, mark.rutland@....com,
        wens@...e.org, linux@...linux.org.uk, catalin.marinas@....com,
        will.deacon@....com, alexandre.torgue@...com,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: Re: [PATCH 08/21] ARM: dts: sun8i-h3: add dwmac-sun8i rgmii pins

On Thu, Feb 16, 2017 at 01:48:46PM +0100, Corentin Labbe wrote:
> This patch add pinctrl node for dwmac-sun8i on H3.
> 
> Signed-off-by: Corentin Labbe <clabbe.montjoie@...il.com>
> ---
>  arch/arm/boot/dts/sun8i-h3.dtsi | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
> index 61d56d2..59ed40e 100644
> --- a/arch/arm/boot/dts/sun8i-h3.dtsi
> +++ b/arch/arm/boot/dts/sun8i-h3.dtsi
> @@ -349,6 +349,17 @@
>  				function = "i2c2";
>  			};
>  
> +			emac_rgmii_pins: emac0@0 {
> +				allwinner,pins = "PD0", "PD1", "PD2", "PD3",
> +						"PD4", "PD5", "PD7",
> +						"PD8", "PD9", "PD10",
> +						"PD12", "PD13", "PD15",
> +						"PD16", "PD17";
> +				allwinner,function = "emac";

Please use the generic pin config properties (ie. pins and functions).

> +				allwinner,drive = <SUN4I_PINCTRL_40_MA>;

Why do you need to use 40mA?

> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;

This is the default now.

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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