linux-kernel - Re: [RESEND v6 5/8] arm64: dts: qcom: sc7280: Add LPASS PIL node

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Message-ID: <353fe482-62f7-6252-5123-6907f84762b9@linaro.org>
Date:   Fri, 16 Jun 2023 13:25:27 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Mohammad Rafi Shaik <quic_mohs@...cinc.com>,
        krzysztof.kozlowski+dt@...aro.org, swboyd@...omium.org,
        andersson@...nel.org, broonie@...nel.org, agross@...nel.org
Cc:     robh+dt@...nel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        quic_rohkumar@...cinc.com, srinivas.kandagatla@...aro.org,
        dianders@...omium.org, judyhsiao@...omium.org,
        quic_visr@...cinc.com,
        Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
Subject: Re: [RESEND v6 5/8] arm64: dts: qcom: sc7280: Add LPASS PIL node

On 16.06.2023 12:35, Mohammad Rafi Shaik wrote:
> From: Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
> 
> Add LPASS PIL node for sc7280 based audioreach platforms.
> 
> Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
> Signed-off-by: Mohammad Rafi Shaik <quic_mohs@...cinc.com>
> ---
The node should reside in the SoC DTSI, ideally the bindings should
be compatible with the PAS setup to the point where only a compatible
swap is needed..

Konrad
>  .../sc7280-herobrine-audioreach-wcd9385.dtsi  | 90 +++++++++++++++++++
>  1 file changed, 90 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-audioreach-wcd9385.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine-audioreach-wcd9385.dtsi
> index 95d3aa08ebde..9daea1b25656 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-herobrine-audioreach-wcd9385.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-audioreach-wcd9385.dtsi
> @@ -7,6 +7,8 @@
>   */
>  
>  #include <dt-bindings/sound/qcom,q6afe.h>
> +#include <dt-bindings/clock/qcom,lpass-sc7280.h>
> +#include <dt-bindings/soc/qcom,gpr.h>
>  
>  /{
>  	/* BOARD-SPECIFIC TOP LEVEL NODES */
> @@ -105,4 +107,92 @@ platform {
>  			};
>  		};
>  	};
> +
> +	remoteproc_adsp: remoteproc@...0000 {
> +		compatible = "qcom,sc7280-adsp-pil";
> +		reg = <0 0x03000000 0 0x5000>, <0 0x0355b000 0 0x10>;
> +		reg-names = "qdsp6ss_base", "lpass_efuse";
> +
> +		interrupts-extended = <&pdc 6 IRQ_TYPE_LEVEL_HIGH>,
> +				      <&adsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
> +				      <&adsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
> +				      <&adsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
> +				      <&adsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
> +				      <&adsp_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
> +
> +		interrupt-names = "wdog", "fatal", "ready",
> +				  "handover", "stop-ack",
> +				  "shutdown-ack";
> +
> +		qcom,qmp = <&aoss_qmp>;
> +
> +		clocks = <&rpmhcc RPMH_CXO_CLK>,
> +			 <&gcc GCC_CFG_NOC_LPASS_CLK>;
> +		clock-names = "xo", "gcc_cfg_noc_lpass";
> +
> +		iommus = <&apps_smmu 0x1800 0x0>;
> +
> +		power-domains =	<&rpmhpd SC7280_CX>;
> +		power-domain-names = "cx";
> +
> +		required-opps = <&rpmhpd_opp_nom>;
> +
> +		resets = <&pdc_reset PDC_AUDIO_SYNC_RESET>,
> +			 <&aoss_reset AOSS_CC_LPASS_RESTART>;
> +		reset-names =  "pdc_sync", "cc_lpass";
> +
> +		qcom,halt-regs = <&tcsr_1 0x3000 0x5000 0x8000 0x13000>;
> +
> +		memory-region = <&adsp_mem>;
> +
> +		qcom,smem-states = <&adsp_smp2p_out 0>;
> +		qcom,smem-state-names = "stop";
> +
> +		glink-edge {
> +			interrupts-extended = <&ipcc IPCC_CLIENT_LPASS
> +					      IPCC_MPROC_SIGNAL_GLINK_QMP
> +					      IRQ_TYPE_EDGE_RISING>;
> +
> +			mboxes = <&ipcc IPCC_CLIENT_LPASS
> +				 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>;
> +
> +					q6apmdai: dais {
> +						compatible = "qcom,q6apm-dais";
> +						iommus = <&apps_smmu 0x1801 0x0>;
> +					};
> +
> +					q6apmbedai: bedais {
> +						compatible = "qcom,q6apm-lpass-dais";
> +						#sound-dai-cells = <1>;
> +					};
> +				};
> +
> +				q6prm: service@2 {
> +					compatible = "qcom,q6prm";
> +					reg = <GPR_PRM_MODULE_IID>;
> +
> +					q6prmcc: clock-controller {
> +						compatible = "qcom,q6prm-lpass-clocks";
> +						#clock-cells = <2>;
> +					};
> +				};
> +			};
> +		};
> +	};
>  };