linux-kernel - [PATCH v4 3/4] arm64: dts: qcom: qcs8300: Add gpr node

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Message-Id: <20250905192350.1223812-4-umang.chheda@oss.qualcomm.com>
Date: Sat,  6 Sep 2025 00:53:49 +0530
From: Umang Chheda <umang.chheda@....qualcomm.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>,
        Richard Cochran <richardcochran@...il.com>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Umang Chheda <umang.chheda@....qualcomm.com>
Subject: [PATCH v4 3/4] arm64: dts: qcom: qcs8300: Add gpr node

From: Mohammad Rafi Shaik <mohammad.rafi.shaik@....qualcomm.com>

Add GPR(Generic Pack router) node along with
APM(Audio Process Manager) and PRM(Proxy resource
Manager) audio services.

Signed-off-by: Mohammad Rafi Shaik <mohammad.rafi.shaik@....qualcomm.com>
Signed-off-by: Umang Chheda <umang.chheda@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/qcs8300.dtsi | 40 +++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs8300.dtsi b/arch/arm64/boot/dts/qcom/qcs8300.dtsi
index 5edb137d1471..8ae843567ea4 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs8300.dtsi
@@ -18,6 +18,7 @@
 #include <dt-bindings/mailbox/qcom-ipcc.h>
 #include <dt-bindings/power/qcom,rpmhpd.h>
 #include <dt-bindings/power/qcom-rpmpd.h>
+#include <dt-bindings/soc/qcom,gpr.h>
 #include <dt-bindings/soc/qcom,rpmh-rsc.h>

 / {
@@ -2427,6 +2428,45 @@ compute-cb@5 {
 						dma-coherent;
 					};
 				};
+
+				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";
+
+						q6apmbedai: bedais {
+							compatible = "qcom,q6apm-lpass-dais";
+							#sound-dai-cells = <1>;
+						};
+
+						q6apmdai: dais {
+							compatible = "qcom,q6apm-dais";
+							iommus = <&apps_smmu 0x2001 0x0>;
+						};
+					};
+
+					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-cells = <2>;
+						};
+					};
+				};
 			};
 		};

--
2.34.1