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Subject: Re: [PATCH 1/3] arm64: dts: sc7180: Add Venus video codec DT node
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>
 <1576828760-13176-2-git-send-email-dikshita@codeaurora.org>
From:   Stanimir Varbanov <stanimir.varbanov@linaro.org>
Message-ID: <17a371c0-d73a-75eb-34f2-c9afb51d46f5@linaro.org>
Date:   Fri, 20 Dec 2019 11:34:40 +0200
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Hi Dikshita,

Thanks for the patch.

On 12/20/19 9:59 AM, Dikshita Agarwal wrote:
> This adds Venus video codec DT node for sc7180.
> 
> Signed-off-by: Dikshita Agarwal <dikshita@codeaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/sc7180.dtsi | 36 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 36 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index 6876aae2..42c70f5 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -10,6 +10,7 @@
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/phy/phy-qcom-qusb2.h>
>  #include <dt-bindings/soc/qcom,rpmh-rsc.h>
> +#include <dt-bindings/clock/qcom,videocc-sc7180.h>
>  
>  / {
>  	interrupt-parent = <&intc>;
> @@ -66,6 +67,11 @@
>  			compatible = "qcom,cmd-db";
>  			no-map;
>  		};
> +
> +		venus_mem: memory@8F600000 {
> +			reg = <0 0x8F600000 0 0x500000>;

Please use lower-case for hex numbers.

> +			no-map;
> +		};
>  	};
>  
>  	cpus {
> @@ -1042,6 +1048,36 @@
>  			};
>  		};
>  
> +		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>;

could you align those entries to the first one (you can use tabs and
after that spaces to align)

> +			clock-names = "core", "iface", "bus",
> +					"vcodec0_core", "vcodec0_bus";
> +			iommus = <&apps_smmu 0x0C00 0x60>;

lower-case please

> +			memory-region = <&venus_mem>;
> +
> +			video-core0 {
> +					compatible = "venus-decoder";

something is wrong with the indentation?

Please run checkpatch with --strict

> +			};
> +
> +			video-core1 {
> +					compatible = "venus-encoder";
> +			};
> +
> +			video-firmware {
> +					iommus = <&apps_smmu 0x0C42 0x0>;

lower-case

> +			};

This subnode should be in sc7180-idp.dts, because we assume that by
default the qcom platforms have TZ.

> +		};
> +
>  		pdc: interrupt-controller@b220000 {
>  			compatible = "qcom,sc7180-pdc", "qcom,pdc";
>  			reg = <0 0x0b220000 0 0x30000>;
> 

-- 
regards,
Stan