linux-kernel - Re: [PATCH 1/3] arm64: dts: qcom: sc8280xp/sa8540p: add gpr node

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Date:   Sat, 19 Nov 2022 16:36:30 +0000
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        agross@...nel.org, andersson@...nel.org
Cc:     konrad.dybcio@...ainline.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] arm64: dts: qcom: sc8280xp/sa8540p: add gpr node



On 16/11/2022 08:06, Krzysztof Kozlowski wrote:
> On 15/11/2022 18:02, Srinivas Kandagatla wrote:
>> Add GPR node along with APM(Audio Process Manager) and PRM(Proxy
>> resource Manager) audio services.
>>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
>> ---
>>   arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 40 ++++++++++++++++++++++++++
>>   1 file changed, 40 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
>> index c32bcded2aef..e3cdd8bccb0c 100644
>> --- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
>> @@ -12,6 +12,7 @@
>>   #include <dt-bindings/power/qcom-rpmpd.h>
>>   #include <dt-bindings/soc/qcom,rpmh-rsc.h>
>>   #include <dt-bindings/thermal/thermal.h>
>> +#include <dt-bindings/soc/qcom,gpr.h>
>>   
>>   / {
>>   	interrupt-parent = <&intc>;
>> @@ -1152,6 +1153,45 @@ IPCC_MPROC_SIGNAL_GLINK_QMP
>>   
>>   				label = "lpass";
>>   				qcom,remote-pid = <2>;
>> +
>> +				gpr {
>> +					compatible = "qcom,gpr";
>> +					qcom,glink-channels = "adsp_apps";
>> +					qcom,domain = <GPR_DOMAIN_ID_ADSP>;
>> +					#address-cells = <1>;
>> +					#size-cells = <0>;
>> +					qcom,intents = <512 20>;
>> +
>> +					q6apm: q6apm {
>> +						reg = <GPR_APM_MODULE_IID>;
>> +						compatible = "qcom,q6apm";
>> +						#sound-dai-cells = <0>;
>> +						qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
>> +						q6apmdai: dais {
>> +							compatible = "qcom,q6apm-dais";
>> +							#sound-dai-cells = <1>;
> 
> DAI cells are not allowed by binding, so either drop it or update binding.

Thanks Krzystof, Konrad and Johan for reviewing.

I agree with all of the comments and they are fixed now.
it will be part of v2.

--srini

> 
>> +							iommus = <&apps_smmu 0x0c01 0x0>;
>> +						};
>> +
>> +						q6apmbedai: bedais {
>> +							compatible = "qcom,q6apm-lpass-dais";
>> +							#sound-dai-cells = <1>;
>> +						};
>> +					};
>> +
>> +					q6prm: q6prm {
>> +						reg = <GPR_PRM_MODULE_IID>;
>> +						compatible = "qcom,q6prm";
>> +						#clock-cells = <2>;
> 
> Not allowed by binding.
> 
>> +						qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
>> +						q6prmcc: cc {
> 
> This should be "clock-controller".
> 
>> +							compatible = "qcom,q6prm-lpass-clocks";
>> +							#clock-cells = <2>;
>> +						};
>> +					};
>> +
> 
> Drop empty line
> 
>> +				};
>> +
> 
> Ditto
> 
>>   			};
>>   		};
>>   
> 
> Best regards,
> Krzysztof
>