linux-kernel - Re: [PATCH 2/3] dt-bindings: media: venus: Add sc7180 DT schema

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Message-ID: <98d3b2e393eec448b96ac520108688a8@codeaurora.org>
Date:   Mon, 23 Dec 2019 16:26:34 +0530
From:   dikshita@...eaurora.org
To:     Stanimir Varbanov <stanimir.varbanov@...aro.org>
Cc:     linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        vgarodia@...eaurora.org
Subject: Re: [PATCH 2/3] dt-bindings: media: venus: Add sc7180 DT schema

Hi Stan,

Thanks for the review.
Sure, I will apply the same changes to this file as well once
you update DT schema for msm8916 in the next version.

On 2019-12-20 15:07, Stanimir Varbanov wrote:
> 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@...eaurora.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@...aro.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@...0000 {
>> +			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>;
>> +			};
>> +		};
>>