linux-kernel - [PATCH 1/2] arm64: dts: qcom: sc7280: Add APR nodes for sound

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Date: Fri, 10 May 2024 14:27:08 +0200
From: Luca Weiss <luca.weiss@...rphone.com>
To: cros-qcom-dts-watchers@...omium.org, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>, 
 Mohammad Rafi Shaik <quic_mohs@...cinc.com>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Luca Weiss <luca.weiss@...rphone.com>
Subject: [PATCH 1/2] arm64: dts: qcom: sc7280: Add APR nodes for sound

Add the different services found on APR on some devices with SC7280 SoC.
Additionally add an empty sound node in the root node as is seen on
other SoC dtsi files so device dt's can easily use that.

Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
---
 arch/arm64/boot/dts/qcom/sc7280.dtsi | 73 ++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index fc9ec367e3a5..659212bb38c1 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -24,6 +24,7 @@
 #include <dt-bindings/power/qcom-rpmpd.h>
 #include <dt-bindings/reset/qcom,sdm845-aoss.h>
 #include <dt-bindings/reset/qcom,sdm845-pdc.h>
+#include <dt-bindings/soc/qcom,apr.h>
 #include <dt-bindings/soc/qcom,rpmh-rsc.h>
 #include <dt-bindings/sound/qcom,lpass.h>
 #include <dt-bindings/thermal/thermal.h>
@@ -3762,6 +3763,75 @@ IPCC_MPROC_SIGNAL_GLINK_QMP
 				label = "lpass";
 				qcom,remote-pid = <2>;
 
+				apr {
+					compatible = "qcom,apr-v2";
+					qcom,glink-channels = "apr_audio_svc";
+					qcom,domain = <APR_DOMAIN_ADSP>;
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					service@3 {
+						reg = <APR_SVC_ADSP_CORE>;
+						compatible = "qcom,q6core";
+						qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
+					};
+
+					q6afe: service@4 {
+						compatible = "qcom,q6afe";
+						reg = <APR_SVC_AFE>;
+						qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
+
+						q6afedai: dais {
+							compatible = "qcom,q6afe-dais";
+							#address-cells = <1>;
+							#size-cells = <0>;
+							#sound-dai-cells = <1>;
+						};
+
+						q6afecc: clock-controller {
+							compatible = "qcom,q6afe-clocks";
+							#clock-cells = <2>;
+						};
+					};
+
+					q6asm: service@7 {
+						compatible = "qcom,q6asm";
+						reg = <APR_SVC_ASM>;
+						qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
+
+						q6asmdai: dais {
+							compatible = "qcom,q6asm-dais";
+							#address-cells = <1>;
+							#size-cells = <0>;
+							#sound-dai-cells = <1>;
+							iommus = <&apps_smmu 0x1801 0x0>;
+
+							dai@0 {
+								reg = <0>;
+							};
+
+							dai@1 {
+								reg = <1>;
+							};
+
+							dai@2 {
+								reg = <2>;
+							};
+						};
+					};
+
+					q6adm: service@8 {
+						compatible = "qcom,q6adm";
+						reg = <APR_SVC_ADM>;
+						qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
+
+						q6routing: routing {
+							compatible = "qcom,q6adm-routing";
+							#sound-dai-cells = <0>;
+						};
+					};
+				};
+
 				fastrpc {
 					compatible = "qcom,fastrpc";
 					qcom,glink-channels = "fastrpcglink-apps-dsp";
@@ -5991,6 +6061,9 @@ cpufreq_hw: cpufreq@...91000 {
 		};
 	};
 
+	sound: sound {
+	};
+
 	thermal_zones: thermal-zones {
 		cpu0-thermal {
 			polling-delay-passive = <250>;

-- 
2.45.0