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Date:   Tue, 10 Mar 2020 15:04:52 +0100
From:   =?utf-8?Q?Ond=C5=99ej?= Jirman <megous@megous.com>
To:     Pascal Roeleven <dev@pascalroeleven.nl>
Cc:     Thierry Reding <thierry.reding@gmail.com>,
        Sam Ravnborg <sam@ravnborg.org>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Maxime Ripard <mripard@kernel.org>,
        Chen-Yu Tsai <wens@csie.org>, dri-devel@lists.freedesktop.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-sunxi@googlegroups.com
Subject: Re: [linux-sunxi] [PATCH 2/2] ARM: dts: sun4i: Add support for
 Topwise A721 tablet
Message-ID: <20200310140452.cfzw2o7al6uf2fpp@core.my.home>
Mail-Followup-To: =?utf-8?Q?Ond=C5=99ej?= Jirman <megous@megous.com>,
        Pascal Roeleven <dev@pascalroeleven.nl>,
        Thierry Reding <thierry.reding@gmail.com>,
        Sam Ravnborg <sam@ravnborg.org>, David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Maxime Ripard <mripard@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
        dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-sunxi@googlegroups.com
References: <20200310102725.14591-1-dev@pascalroeleven.nl>
 <20200310102725.14591-3-dev@pascalroeleven.nl>
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On Tue, Mar 10, 2020 at 11:27:24AM +0100, Pascal Roeleven wrote:
> The Topwise A721/LY-F1 tablet is a tablet sold around 2012 under
> different brands. The mainboard mentions A721 clearly, so this tablet
> is best known under this name.
> 
> Signed-off-by: Pascal Roeleven <dev@pascalroeleven.nl>
> ---
>  arch/arm/boot/dts/Makefile                   |   3 +-
>  arch/arm/boot/dts/sun4i-a10-topwise-a721.dts | 302 +++++++++++++++++++
>  2 files changed, 304 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/boot/dts/sun4i-a10-topwise-a721.dts
> 
> +/dts-v1/;
> +#include "sun4i-a10.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/pwm/pwm.h>
> +
> +/ {
> +	model = "Topwise A721";
> +	compatible = "topwise,a721", "allwinner,sun4i-a10";

And you also need to add the compatible to:

  Documentation/devicetree/bindings/arm/sunxi.yaml

regards,
	o.