linux-kernel - [PATCH] arm64: dts: qcom: sm6350: add APR and some audio-related services

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Message-Id: <20250321-sm6350-apr-v1-1-7805ce7b4dcf@fairphone.com>
Date: Fri, 21 Mar 2025 09:12:57 +0100
From: Luca Weiss <luca.weiss@...rphone.com>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
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] arm64: dts: qcom: sm6350: add APR and some audio-related
 services

Add the APR node and its associated services required for audio on
the SM6350 SoC.

Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
---
 arch/arm64/boot/dts/qcom/sm6350.dtsi | 59 ++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi
index 00ad1d09a19558d9e2bc61f1a81a36d466adc88e..30d5658665339bdfd803246054878fcb932a4a9d 100644
--- a/arch/arm64/boot/dts/qcom/sm6350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi
@@ -18,7 +18,9 @@
 #include <dt-bindings/mailbox/qcom-ipcc.h>
 #include <dt-bindings/phy/phy-qcom-qmp.h>
 #include <dt-bindings/power/qcom-rpmpd.h>
+#include <dt-bindings/soc/qcom,apr.h>
 #include <dt-bindings/soc/qcom,rpmh-rsc.h>
+#include <dt-bindings/sound/qcom,q6dsp-lpass-ports.h>
 #include <dt-bindings/thermal/thermal.h>
 
 / {
@@ -1319,6 +1321,63 @@ 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 0x1001 0x0>;
+						};
+					};
+
+					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";

---
base-commit: 73b8c1dbc2508188e383023080ce6a582ff5f279
change-id: 20250321-sm6350-apr-15f3e7e4e5ca

Best regards,
-- 
Luca Weiss <luca.weiss@...rphone.com>