linux-kernel - Re: [PATCH v4 2/3] arm64: dts: qcom: sa8775p: add support for video node

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Message-ID: <043ad401-4c41-c64a-3ca8-a8c359218cb2@quicinc.com>
Date: Mon, 21 Apr 2025 18:08:33 +0530
From: Vikash Garodia <quic_vgarodia@...cinc.com>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
        Dikshita Agarwal
	<quic_dikshita@...cinc.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        "Mauro Carvalho Chehab" <mchehab@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio
	<konradybcio@...nel.org>,
        Dmitry Baryshkov
	<dmitry.baryshkov@....qualcomm.com>
CC: <linux-arm-msm@...r.kernel.org>, <linux-media@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <sumit.garg@....qualcomm.com>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>
Subject: Re: [PATCH v4 2/3] arm64: dts: qcom: sa8775p: add support for video
 node


On 4/14/2025 7:03 PM, Konrad Dybcio wrote:
> On 3/21/25 4:19 AM, Vikash Garodia wrote:
>> Video node enables video on Qualcomm SA8775P platform.
>>
>> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
>> Signed-off-by: Vikash Garodia <quic_vgarodia@...cinc.com>
>> ---
>>  arch/arm64/boot/dts/qcom/sa8775p.dtsi | 71 +++++++++++++++++++++++++++++++++++
>>  1 file changed, 71 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
>> index 3394ae2d13003417a15e64c9e47833725ec779e6..6e4644b95fb678fd201310463709d7482d72d6e2 100644
>> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
>> @@ -10,6 +10,7 @@
>>  #include <dt-bindings/clock/qcom,sa8775p-dispcc.h>
>>  #include <dt-bindings/clock/qcom,sa8775p-gcc.h>
>>  #include <dt-bindings/clock/qcom,sa8775p-gpucc.h>
>> +#include <dt-bindings/clock/qcom,sa8775p-videocc.h>
>>  #include <dt-bindings/dma/qcom-gpi.h>
>>  #include <dt-bindings/interconnect/qcom,sa8775p-rpmh.h>
>>  #include <dt-bindings/mailbox/qcom-ipcc.h>
>> @@ -3783,6 +3784,76 @@ llcc: system-cache-controller@...0000 {
>>  			interrupts = <GIC_SPI 580 IRQ_TYPE_LEVEL_HIGH>;
>>  		};
>>  
>> +		iris: video-codec@...0000 {
>> +			compatible = "qcom,sa8775p-iris", "qcom,sm8550-iris";
>> +
>> +			reg = <0x0 0x0aa00000 0x0 0xf0000>;
>> +			interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
>> +
>> +			power-domains = <&videocc VIDEO_CC_MVS0C_GDSC>,
>> +					<&videocc VIDEO_CC_MVS0_GDSC>,
>> +					<&rpmhpd SA8775P_MXC>,
>> +					<&rpmhpd SA8775P_MMCX>;
>> +			power-domain-names = "venus",
>> +					     "vcodec0",
>> +					     "mxc",
>> +					     "mmcx";
>> +			operating-points-v2 = <&iris_opp_table>;
>> +
>> +			clocks = <&gcc GCC_VIDEO_AXI0_CLK>,
>> +				 <&videocc VIDEO_CC_MVS0C_CLK>,
>> +				 <&videocc VIDEO_CC_MVS0_CLK>;
>> +			clock-names = "iface",
>> +				      "core",
>> +				      "vcodec0_core";
>> +
>> +			interconnects = <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
>> +					 &config_noc SLAVE_VENUS_CFG QCOM_ICC_TAG_ACTIVE_ONLY>,
>> +					<&mmss_noc MASTER_VIDEO_P0 QCOM_ICC_TAG_ALWAYS
>> +					 &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
>> +			interconnect-names = "cpu-cfg",
>> +					     "video-mem";
>> +
>> +			memory-region = <&pil_video_mem>;
>> +
>> +			resets = <&gcc GCC_VIDEO_AXI0_CLK_ARES>;
>> +			reset-names = "bus";
>> +
>> +			iommus = <&apps_smmu 0x0880 0x0400>,
>> +				 <&apps_smmu 0x0887 0x0400>;
>> +			dma-coherent;
>> +
>> +			status = "disabled";
>> +
>> +			iris_opp_table: opp-table {
>> +				compatible = "operating-points-v2";
>> +
>> +				opp-366000000 {
>> +					opp-hz = /bits/ 64 <366000000>;
>> +					required-opps = <&rpmhpd_opp_svs_l1>,
>> +							<&rpmhpd_opp_svs_l1>;
>> +				};
>> +
>> +				opp-444000000 {
>> +					opp-hz = /bits/ 64 <444000000>;
>> +					required-opps = <&rpmhpd_opp_nom>,
>> +							<&rpmhpd_opp_nom>;
>> +				};
>> +
>> +				opp-533333334 {
>> +					opp-hz = /bits/ 64 <533333334>;
> 
> I believe this should be 530-zeroes, not 533 and a third
Thank you, will fix this.

Regards,
Vikash
> 
> other than that
> 
> Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> 
> Konrad