linux-kernel - Re: [PATCH 4/4] arm64: dts: qcom: qrb4210-rb2: Enable GPU

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Date:   Tue, 20 Jun 2023 21:03:40 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] arm64: dts: qcom: qrb4210-rb2: Enable GPU

On 20.06.2023 17:47, Dmitry Baryshkov wrote:
> On 20/06/2023 16:17, Konrad Dybcio wrote:
>> Enable the A610 GPU and provide a firmware path to the ZAP blob.
>>
>> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
>> ---
>>   arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 8 ++++++++
>>   1 file changed, 8 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
>> index e23a0406eacc..a7278a9472ed 100644
>> --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
>> +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
>> @@ -179,6 +179,14 @@ &gpi_dma0 {
>>       status = "okay";
>>   };
>>   +&gpu {
>> +    status = "okay";
>> +
>> +    zap-shader {
>> +        firmware-name = "qcom/qrb4210/a610_zap.mbn";
> 
> Should this be qrb4210 or sm4250? Previously we did not use special subdirs for IOT versions. See qrb5165-rb5.dts.
https://lore.kernel.org/linux-arm-msm/CAH=2NtwVtLdE5hg8Qhd_MLCPJTqXvus8+qW_uj4O7hnOy7PVUA@mail.gmail.com/

Konrad
> 
>> +    };
>> +};
>> +
>>   &i2c2 {
>>       clock-frequency = <400000>;
>>       status = "okay";
>>
>