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Date:   Wed, 24 Oct 2018 19:09:27 +0100
From:   Maxime Ripard <maxime.ripard@bootlin.com>
To:     Jagan Teki <jagan@amarulasolutions.com>
Cc:     Chen-Yu Tsai <wens@csie.org>, Icenowy Zheng <icenowy@aosc.io>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Vasily Khoruzhick <anarsoul@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will.deacon@arm.com>,
        David Airlie <airlied@linux.ie>,
        dri-devel@lists.freedesktop.org,
        Michael Turquette <mturquette@baylibre.com>,
        Stephen Boyd <sboyd@kernel.org>, linux-clk@vger.kernel.org,
        Michael Trimarchi <michael@amarulasolutions.com>,
        linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com
Subject: Re: [PATCH v2 13/15] dt-bindings: sun6i-dsi: Add compatible for A64
 DPHY
Message-ID: <20181024180927.ejt7odo23ebzjgfg@flea>
References: <20181023155035.9101-1-jagan@amarulasolutions.com>
 <20181023155035.9101-14-jagan@amarulasolutions.com>
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On Tue, Oct 23, 2018 at 09:20:33PM +0530, Jagan Teki wrote:
> The MIPI DSI PHY HDMI controller on Allwinner A64 is similar
> on the one on A31.
>=20
> Add A64 compatible and append A31 compatible as fallback.
>=20
> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> ---
> Changes for v2:
> - new patch
>=20
>  Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>=20
> diff --git a/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.tx=
t b/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> index 9fa6e7a758ad..704fb31962f2 100644
> --- a/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> +++ b/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> @@ -36,7 +36,7 @@ D-PHY
> =20
>  Required properties:
>    - compatible: value must be one of:
> -    * allwinner,sun6i-a31-mipi-dphy
> +    * "allwinner,sun50i-a64-mipi-dphy", "allwinner,sun6i-a31-mipi-dphy"

No. you need both. The A64 MIPI DPHY one needs to be always set with
the A31 fallback, but the A31 is also usable on its own.

Maxime

--=20
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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