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Date:   Fri, 31 May 2019 09:00:23 +0200
From:   Maxime Ripard <maxime.ripard@bootlin.com>
To:     Jagan Teki <jagan@amarulasolutions.com>
Cc:     David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
        Chen-Yu Tsai <wens@csie.org>, dri-devel@lists.freedesktop.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Michael Trimarchi <michael@amarulasolutions.com>,
        devicetree@vger.kernel.org, linux-sunxi@googlegroups.com,
        linux-amarula@amarulasolutions.com,
        Sergey Suloev <ssuloev@orpaltech.com>,
        Ryan Pannell <ryan@osukl.com>, bshah@mykolab.com
Subject: Re: [PATCH v9 2/9] dt-bindings: sun6i-dsi: Add A64 DPHY compatible
 (w/ A31 fallback)
Message-ID: <20190531070023.2vj4sq4kk3aji25d@flea>
References: <20190529105615.14027-1-jagan@amarulasolutions.com>
 <20190529105615.14027-3-jagan@amarulasolutions.com>
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On Wed, May 29, 2019 at 04:26:08PM +0530, Jagan Teki wrote:
> The MIPI DSI PHY controller on Allwinner A64 is similar
> on the one on A31.
>
> Add A64 compatible and append A31 compatible as fallback.
>
> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> Reviewed-by: Rob Herring <robh@kernel.org>
> ---
>  Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt b/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> index 9877398be69a..d0ce51fea103 100644
> --- a/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> +++ b/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> @@ -38,6 +38,7 @@ D-PHY
>  Required properties:
>    - compatible: value must be one of:
>      * allwinner,sun6i-a31-mipi-dphy
> +    * allwinner,sun50i-a64-mipi-dphy, allwinner,sun6i-a31-mipi-dphy
>    - reg: base address and size of memory-mapped region
>    - clocks: phandles to the clocks feeding the DSI encoder
>      * bus: the DSI interface clock

And this one should be:

compatible:
  oneOf:
    - const: allwinner,sun6i-a31-mipi-dphy
    - items:
      - const: allwinner,sun50i-a64-mipi-dphy
      - const: allwinner,sun6i-a31-mipi-dphy

Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com