linux-kernel - Re: [PATCH v4 1/3] arm64: dts: qcom: sc8280xp: add gpr node

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Date:   Wed, 23 Nov 2022 14:15:52 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        agross@...nel.org, andersson@...nel.org
Cc:     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 v4 1/3] arm64: dts: qcom: sc8280xp: add gpr node



On 23.11.2022 11:43, 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>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad
>  arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 39 ++++++++++++++++++++++++++
>  1 file changed, 39 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> index be72b1f7ad61..e8b6f67b928e 100644
> --- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> @@ -10,6 +10,7 @@
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/mailbox/qcom-ipcc.h>
>  #include <dt-bindings/power/qcom-rpmpd.h>
> +#include <dt-bindings/soc/qcom,gpr.h>
>  #include <dt-bindings/soc/qcom,rpmh-rsc.h>
>  #include <dt-bindings/thermal/thermal.h>
>  
> @@ -1626,6 +1627,44 @@ 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>;
> +					qcom,intents = <512 20>;
> +					#address-cells = <1>;
> +					#size-cells = <0>;
> +
> +					q6apm: service@1 {
> +						compatible = "qcom,q6apm";
> +						reg = <GPR_APM_MODULE_IID>;
> +						#sound-dai-cells = <0>;
> +						qcom,protection-domain = "avs/audio",
> +									 "msm/adsp/audio_pd";
> +						q6apmdai: dais {
> +							compatible = "qcom,q6apm-dais";
> +							iommus = <&apps_smmu 0x0c01 0x0>;
> +						};
> +
> +						q6apmbedai: bedais {
> +							compatible = "qcom,q6apm-lpass-dais";
> +							#sound-dai-cells = <1>;
> +						};
> +					};
> +
> +					q6prm: service@2 {
> +						compatible = "qcom,q6prm";
> +						reg = <GPR_PRM_MODULE_IID>;
> +						qcom,protection-domain = "avs/audio",
> +									 "msm/adsp/audio_pd";
> +						q6prmcc: clock-controller {
> +							compatible = "qcom,q6prm-lpass-clocks";
> +							clock-controller;
> +							#clock-cells = <2>;
> +						};
> +					};
> +				};
>  			};
>  		};
>