linux-kernel - Re: [PATCH 2/8] ARM: sun4i: Add display blocks for the sun4i dtsi.

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Message-ID: <20170213091612.d5ifc4oi63xf7boi@lukather>
Date:   Mon, 13 Feb 2017 10:16:12 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Priit Laes <plaes@...es.org>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        Jonathan Liu <net147@...il.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Chen-Yu Tsai <wens@...e.org>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        David Airlie <airlied@...ux.ie>,
        Quentin Schulz <quentin.schulz@...e-electrons.com>,
        linux-sunxi@...glegroups.com
Subject: Re: [PATCH 2/8] ARM: sun4i: Add display blocks for the sun4i dtsi.

Hi,

On Sat, Feb 11, 2017 at 07:43:59PM +0200, Priit Laes wrote:
> Added basic display pipeline consisting of tcon, display backend and
> frontend blocks.
> 
> Signed-off-by: Priit Laes <plaes@...es.org>
> ---
>  arch/arm/boot/dts/sun4i-a10.dtsi | 104 +++++++++++++++++++++++++++++++++++++++
>  1 file changed, 104 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi
> index ba20b48..70991c9 100644
> --- a/arch/arm/boot/dts/sun4i-a10.dtsi
> +++ b/arch/arm/boot/dts/sun4i-a10.dtsi
> @@ -779,6 +779,45 @@
>  			#size-cells = <0>;
>  		};
>  
> +		tcon0: lcd-controller@...c000 {
> +			compatible = "allwinner,sun5i-a13-tcon";

There's a few bits here and there that need to be setup differently in
A10, so you cannot reuse that compatible (same thing for the other).

Also, I'd really like to have all the blocks listed here, and not only
the first pipeline. Ideally, on the A10, the two pipelines should be
enabled too.

Maxime

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

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