Re: [PATCH 1/5] dt-bindings: arm: mediatek: mmsys: add power and gce properties

From: Matthias Brugger <matthias.bgg@gmail.com>
To: Rex-BC Chen <rex-bc.chen@mediatek.com>,
	robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	chunkuang.hu@kernel.org, p.zabel@pengutronix.de
Cc: airlied@linux.ie, angelogioacchino.delregno@collabora.com,
	jason-jh.lin@mediatek.com, nancy.lin@mediatek.com,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org,
	linux-mediatek@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org,
	Project_Global_Chrome_Upstream_Group@mediatek.com
Subject: Re: [PATCH 1/5] dt-bindings: arm: mediatek: mmsys: add power and gce properties
Date: Tue, 19 Apr 2022 16:54:30 +0200	[thread overview]
Message-ID: <83a7f222-f62c-fa47-9370-f9b709c3110e@gmail.com> (raw)
In-Reply-To: <20220419033237.23405-2-rex-bc.chen@mediatek.com>

On 19/04/2022 05:32, Rex-BC Chen wrote:
> From: "jason-jh.lin" <jason-jh.lin@mediatek.com>
> 
> Power:
> 1. Add description for power-domains property.
> 
> GCE:
> 1. Add description for mboxes property.
> 2. Add description for mediatek,gce-client-reg property.
> 
> Signed-off-by: jason-jh.lin <jason-jh.lin@mediatek.com>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
> Reviewed-by: CK Hu <ck.hu@mediatek.com>

Applied, thanks.

Matthias

> ---
>   .../bindings/arm/mediatek/mediatek,mmsys.yaml | 31 +++++++++++++++++++
>   1 file changed, 31 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> index b31d90dc9eb4..6c2c3edcd443 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> @@ -41,6 +41,30 @@ properties:
>     reg:
>       maxItems: 1
>   
> +  power-domains:
> +    description:
> +      A phandle and PM domain specifier as defined by bindings
> +      of the power controller specified by phandle. See
> +      Documentation/devicetree/bindings/power/power-domain.yaml for details.
> +
> +  mboxes:
> +    description:
> +      Using mailbox to communicate with GCE, it should have this
> +      property and list of phandle, mailbox specifiers. See
> +      Documentation/devicetree/bindings/mailbox/mtk-gce.txt for details.
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +
> +  mediatek,gce-client-reg:
> +    description:
> +      The register of client driver can be configured by gce with 4 arguments
> +      defined in this property, such as phandle of gce, subsys id,
> +      register offset and size.
> +      Each subsys id is mapping to a base address of display function blocks
> +      register which is defined in the gce header
> +      include/dt-bindings/gce/<chip>-gce.h.
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    maxItems: 1
> +
>     "#clock-cells":
>       const: 1
>   
> @@ -56,9 +80,16 @@ additionalProperties: false
>   
>   examples:
>     - |
> +    #include <dt-bindings/power/mt8173-power.h>
> +    #include <dt-bindings/gce/mt8173-gce.h>
> +
>       mmsys: syscon@14000000 {
>           compatible = "mediatek,mt8173-mmsys", "syscon";
>           reg = <0x14000000 0x1000>;
> +        power-domains = <&spm MT8173_POWER_DOMAIN_MM>;
>           #clock-cells = <1>;
>           #reset-cells = <1>;
> +        mboxes = <&gce 0 CMDQ_THR_PRIO_HIGHEST>,
> +                 <&gce 1 CMDQ_THR_PRIO_HIGHEST>;
> +        mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0 0x1000>;
>       };

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