linux-kernel - Re: [PATCH 1/2] dt-bindings: gpu: add bus clock for Mali Midgard GPUs

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Message-ID: <20181211220908.GA7630@bogus>
Date:   Tue, 11 Dec 2018 16:09:08 -0600
From:   Rob Herring <robh@...nel.org>
To:     Icenowy Zheng <icenowy@...c.io>
Cc:     Jernej Skrabec <jernej.skrabec@...l.net>,
        Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        David Airlie <airlied@...ux.ie>,
        Mark Rutland <mark.rutland@....com>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH 1/2] dt-bindings: gpu: add bus clock for Mali Midgard GPUs

On Tue, Nov 27, 2018 at 03:42:48PM +0800, Icenowy Zheng wrote:
> Some SoCs adds a bus clock gate to the Mali Midgard GPU.
> 
> Add the binding for the bus clock.
> 
> Signed-off-by: Icenowy Zheng <icenowy@...c.io>
> ---
>  Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt
> index 18a2cde2e5f3..02f870cd60e6 100644
> --- a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt
> +++ b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt
> @@ -31,6 +31,12 @@ Optional properties:
>  
>  - clocks : Phandle to clock for the Mali Midgard device.
>  
> +- clock-names : Specify the names of the clocks specified in clocks
> +  when multiple clocks are present.
> +    * bus: bus clock for the GPU
> +    * core: clock driving the GPU itself (When only one clock is present,
> +      assume it's this clock.)

'core' should be first since it already exists.

> +
>  - mali-supply : Phandle to regulator for the Mali device. Refer to
>    Documentation/devicetree/bindings/regulator/regulator.txt for details.
>  
> -- 
> 2.18.1
>