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Subject: Re: [PATCH 2/3] dt-bindings: media: venus: Add sc7180 DT schema
To:     Dikshita Agarwal <dikshita@codeaurora.org>,
        linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        devicetree@vger.kernel.org
Cc:     linux-kernel@vger.kernel.org, vgarodia@codeaurora.org
References: <1576828760-13176-1-git-send-email-dikshita@codeaurora.org>
 <1576828760-13176-3-git-send-email-dikshita@codeaurora.org>
From:   Stanimir Varbanov <stanimir.varbanov@linaro.org>
Message-ID: <0b38ad39-4601-2b1b-2710-63796ed0c730@linaro.org>
Date:   Fri, 20 Dec 2019 11:37:50 +0200
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Hi Dikshita,

Thanks for the patch!

Please see Rob's comments about DT schema for msm8916. You have to
address them too.

On 12/20/19 9:59 AM, Dikshita Agarwal wrote:
> Add new qcom,sc7180-venus DT binding schema.
> 
> Signed-off-by: Dikshita Agarwal <dikshita@codeaurora.org>
> ---
>  .../bindings/media/qcom,venus-sc7180.yaml          | 131 +++++++++++++++++++++
>  1 file changed, 131 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/qcom,venus-sc7180.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/qcom,venus-sc7180.yaml b/Documentation/devicetree/bindings/media/qcom,venus-sc7180.yaml
> new file mode 100644
> index 0000000..a609739
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/qcom,venus-sc7180.yaml
> @@ -0,0 +1,131 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/media/qcom,venus-sc7180.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Qualcomm Venus video encode and decode accelerators
> +
> +maintainers:
> +  - Stanimir Varbanov <stanimir.varbanov@linaro.org>
> +
> +description: |
> +  The Venus IP is a video encode and decode accelerator present
> +  on Qualcomm platforms
> +
> +properties:
> +  compatible:
> +    enum:
> +      - qcom,sc7180-venus
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  power-domains:
> +    maxItems: 2
> +
> +  power-domain-names:
> +    maxItems: 2
> +    items:
> +      - const: venus
> +      - const: vcodec0
> +
> +  clocks:
> +    maxItems: 5
> +
> +  clock-names:
> +    maxItems: 5
> +    items:
> +      - const: core
> +      - const: iface
> +      - const: bus
> +      - const: vcodec0_core
> +      - const: vcodec0_bus
> +
> +  iommus:
> +    minItems: 1
> +    maxItems: 20
> +
> +  memory-region:
> +    maxItems: 1
> +
> +  video-core0:
> +    type: object
> +
> +    properties:
> +      compatible:
> +        const: "venus-decoder"
> +
> +    required:
> +      - compatible
> +
> +  video-core1:
> +    type: object
> +
> +    properties:
> +      compatible:
> +        const: "venus-encoder"
> +
> +    required:
> +      - compatible
> +
> +  video-firmware:
> +    type: object
> +
> +    description: |
> +      Firmware subnode is needed when the platform does not
> +      have TrustZone.
> +
> +    properties:
> +      iommus:
> +        minItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - power-domains
> +  - power-domain-names
> +  - clocks
> +  - clock-names
> +  - iommus
> +  - memory-region
> +  - video-core0
> +  - video-core1
> +
> +examples:
> +  - |
> +        #include <dt-bindings/interrupt-controller/arm-gic.h>
> +        #include <dt-bindings/clock/qcom,videocc-sc7180.h>
> +
> +		venus: video-codec@aa00000 {
> +			compatible = "qcom,sc7180-venus";
> +			reg = <0 0x0aa00000 0 0xff000>;
> +			interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
> +			power-domains = <&videocc VENUS_GDSC>,
> +					<&videocc VCODEC0_GDSC>;
> +
> +			power-domain-names = "venus", "vcodec0";
> +			clocks = <&videocc VIDEO_CC_VENUS_CTL_CORE_CLK>,
> +				<&videocc VIDEO_CC_VENUS_AHB_CLK>,
> +				<&videocc VIDEO_CC_VENUS_CTL_AXI_CLK>,
> +				<&videocc VIDEO_CC_VCODEC0_CORE_CLK>,
> +				<&videocc VIDEO_CC_VCODEC0_AXI_CLK>;
> +			clock-names = "core", "iface", "bus",
> +					"vcodec0_core", "vcodec0_bus";
> +			iommus = <&apps_smmu 0x0C00 0x60>;
> +			memory-region = <&venus_mem>;
> +			video-core0 {
> +					compatible = "venus-decoder";
> +			};
> +			video-core1 {
> +					compatible = "venus-encoder";
> +			};
> +			video-firmware {
> +					iommus = <&apps_smmu 0x0C42 0x0>;
> +			};
> +		};
> 

-- 
regards,
Stan