linux-kernel - Re: [PATCH v5 5/5] arm64: dts: qcom: qcm2290: Add venus video node

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Message-ID: <6e330e8f-5856-ef8e-5fe3-52bd61b59e02@quicinc.com>
Date: Fri, 27 Jun 2025 17:40:19 +0530
From: Vikash Garodia <quic_vgarodia@...cinc.com>
To: Jorge Ramirez-Ortiz <jorge.ramirez@....qualcomm.com>, <krzk+dt@...nel.org>,
        <bryan.odonoghue@...aro.org>, <quic_dikshita@...cinc.com>,
        <mchehab@...nel.org>, <robh@...nel.org>, <conor+dt@...nel.org>,
        <konradybcio@...nel.org>, <andersson@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <linux-media@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 5/5] arm64: dts: qcom: qcm2290: Add venus video node


On 6/26/2025 7:29 PM, Jorge Ramirez-Ortiz wrote:
> Add DT entries for the qcm2290 venus encoder/decoder.
> 
> Co-developed-by: Loic Poulain <loic.poulain@....qualcomm.com>
> Signed-off-by: Loic Poulain <loic.poulain@....qualcomm.com>
> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/qcm2290.dtsi | 57 +++++++++++++++++++++++++++
>  1 file changed, 57 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcm2290.dtsi b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
> index f49ac1c1f8a3..5326c91a0ff0 100644
> --- a/arch/arm64/boot/dts/qcom/qcm2290.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
> @@ -1628,6 +1628,63 @@ adreno_smmu: iommu@...0000 {
>  			#iommu-cells = <2>;
>  		};
>  
> +		venus: video-codec@...0000 {
> +			compatible = "qcom,qcm2290-venus";
> +			reg = <0 0x5a00000 0 0xf0000>;
> +			interrupts = <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>;
> +
> +			power-domains = <&gcc GCC_VENUS_GDSC>,
> +					<&gcc GCC_VCODEC0_GDSC>,
> +					<&rpmpd QCM2290_VDDCX>;
> +			power-domain-names = "venus",
> +					     "vcodec0",
> +					     "cx";
> +			operating-points-v2 = <&venus_opp_table>;
> +
> +			clocks = <&gcc GCC_VIDEO_VENUS_CTL_CLK>,
> +				 <&gcc GCC_VIDEO_AHB_CLK>,
> +				 <&gcc GCC_VENUS_CTL_AXI_CLK>,
> +				 <&gcc GCC_VIDEO_THROTTLE_CORE_CLK>,
> +				 <&gcc GCC_VIDEO_VCODEC0_SYS_CLK>,
> +				 <&gcc GCC_VCODEC0_AXI_CLK>;
> +			clock-names = "core",
> +				      "iface",
> +				      "bus",
> +				      "throttle",
> +				      "vcodec0_core",
> +				      "vcodec0_bus";
> +
> +			memory-region = <&pil_video_mem>;
> +			iommus = <&apps_smmu 0x860 0x0>,
> +				 <&apps_smmu 0x880 0x0>,
> +				 <&apps_smmu 0x861 0x04>,
> +				 <&apps_smmu 0x863 0x0>,
> +				 <&apps_smmu 0x804 0xe0>;
keep only the non secure ones.
> +
> +			interconnects = <&mmnrt_virt MASTER_VIDEO_P0 RPM_ALWAYS_TAG
> +					 &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>,
> +					<&bimc MASTER_APPSS_PROC RPM_ACTIVE_TAG
> +					 &config_noc SLAVE_VENUS_CFG RPM_ACTIVE_TAG>;
> +			interconnect-names = "video-mem",
> +					     "cpu-cfg";
> +
> +			status = "okay";
> +
> +			venus_opp_table: opp-table {
> +				compatible = "operating-points-v2";
> +
> +				opp-133000000 {
> +					opp-hz = /bits/ 64 <133000000>;
> +					required-opps = <&rpmpd_opp_low_svs>;
> +				};
Fix the corner freq value

Regards,
Vikash
> +
> +				opp-240000000 {
> +					opp-hz = /bits/ 64 <240000000>;
> +					required-opps = <&rpmpd_opp_svs>;
> +				};
> +			};
> +		};
> +
>  		mdss: display-subsystem@...0000 {
>  			compatible = "qcom,qcm2290-mdss";
>  			reg = <0x0 0x05e00000 0x0 0x1000>;