linux-kernel - Re: [PATCH v1 2/4] dt-bindings: clock: mediatek: add g3dsys bindings

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Message-ID: <20180424143907.eewrpzdmkhhux3lb@rob-hp-laptop>
Date:   Tue, 24 Apr 2018 09:39:07 -0500
From:   Rob Herring <robh@...nel.org>
To:     sean.wang@...iatek.com
Cc:     mturquette@...libre.com, sboyd@...nel.org, airlied@...ux.ie,
        matthias.bgg@...il.com, mark.rutland@....com,
        devicetree@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        linux-clk@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 2/4] dt-bindings: clock: mediatek: add g3dsys bindings

On Wed, Apr 18, 2018 at 06:24:54PM +0800, sean.wang@...iatek.com wrote:
> From: Sean Wang <sean.wang@...iatek.com>
> 
> Add bindings to g3dsys providing necessary clock and reset control to
> Mali-450.
> 
> Signed-off-by: Sean Wang <sean.wang@...iatek.com>
> ---
>  .../bindings/arm/mediatek/mediatek,g3dsys.txt      | 30 ++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,g3dsys.txt
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,g3dsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,g3dsys.txt
> new file mode 100644
> index 0000000..ff2d70c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,g3dsys.txt
> @@ -0,0 +1,30 @@
> +MediaTek g3dsys controller
> +============================
> +
> +The MediaTek g3dsys controller provides various clocks and reset controller to
> +the GPU.
> +
> +Required Properties:
> +
> +- compatible: Should be:
> +	- "mediatek,mt2701-g3dsys", "syscon":
> +		for MT2701 SoC
> +	- "mediatek,mt7623-ethsys", "mediatek,mt2701-g3dsys", "syscon":
> +		for MT7623 SoC

ethsys?

> +- #clock-cells: Must be 1
> +- #reset-cells: Must be 1
> +
> +The ethsys controller uses the common clk binding from
> +Documentation/devicetree/bindings/clock/clock-bindings.txt
> +The available clocks are defined in dt-bindings/clock/mt*-clk.h.
> +
> +Example:
> +
> +g3dsys: clock-controller@...00000 {
> +	compatible = "mediatek,mt7623-g3dsys",
> +		     "mediatek,mt2701-g3dsys",
> +		     "syscon";
> +	reg = <0 0x13000000 0 0x200>;
> +	#clock-cells = <1>;
> +	#reset-cells = <1>;
> +};
> -- 
> 2.7.4
>