linux-kernel - Re: [PATCH 4/4] ARM: dts: rockchip: Remove #address/#size-cells from rk3288-veyron gpio-keys

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Date:   Thu, 21 Mar 2019 14:14:26 -0700
From:   Matthias Kaehlcke <mka@...omium.org>
To:     Douglas Anderson <dianders@...omium.org>
Cc:     Heiko Stuebner <heiko@...ech.de>, ryandcase@...omium.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-rockchip@...ts.infradead.org,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 4/4] ARM: dts: rockchip: Remove #address/#size-cells from
 rk3288-veyron gpio-keys

On Wed, Mar 20, 2019 at 01:14:02PM -0700, Douglas Anderson wrote:
> They are pointless.  As dtc points out:
>   Warning (avoid_unnecessary_addr_size):
>   /gpio-keys:
>   unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
> 
> Let's remove them.
> 
> Signed-off-by: Douglas Anderson <dianders@...omium.org>
> ---
> 
>  arch/arm/boot/dts/rk3288-veyron.dtsi | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/rk3288-veyron.dtsi b/arch/arm/boot/dts/rk3288-veyron.dtsi
> index 0bc2409f6903..192dbc089ade 100644
> --- a/arch/arm/boot/dts/rk3288-veyron.dtsi
> +++ b/arch/arm/boot/dts/rk3288-veyron.dtsi
> @@ -25,8 +25,6 @@
>  
>  	gpio_keys: gpio-keys {
>  		compatible = "gpio-keys";
> -		#address-cells = <1>;
> -		#size-cells = <0>;
>  
>  		pinctrl-names = "default";
>  		pinctrl-0 = <&pwr_key_l>;

Reviewed-by: Matthias Kaehlcke <mka@...omium.org>