linux-kernel - [PATCH v5 02/11] arm64: dts: qcom: x1e80100: Add SMP2P nodes

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Date: Fri, 26 Jan 2024 12:00:13 +0200
From: Abel Vesa <abel.vesa@...aro.org>
To: Andy Gross <agross@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, Sibi Sankar <quic_sibis@...cinc.com>, 
 Rajendra Nayak <quic_rjendra@...cinc.com>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Abel Vesa <abel.vesa@...aro.org>
Subject: [PATCH v5 02/11] arm64: dts: qcom: x1e80100: Add SMP2P nodes

From: Sibi Sankar <quic_sibis@...cinc.com>

SMP2P is used for interrupting and being interrupted about remoteproc
state changes related to the audio, compute and sensor subsystems.

Signed-off-by: Sibi Sankar <quic_sibis@...cinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
---
 arch/arm64/boot/dts/qcom/x1e80100.dtsi | 53 ++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
index 954f2bd9b1de..1210351b6538 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi
+++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
@@ -9,6 +9,7 @@
 #include <dt-bindings/interconnect/qcom,icc.h>
 #include <dt-bindings/interconnect/qcom,x1e80100-rpmh.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#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,rpmh-rsc.h>
@@ -662,6 +663,58 @@ smem_mem: smem@...00000 {
 		};
 	};
 
+	smp2p-adsp {
+		compatible = "qcom,smp2p";
+
+		interrupts-extended = <&ipcc IPCC_CLIENT_LPASS
+					     IPCC_MPROC_SIGNAL_SMP2P
+					     IRQ_TYPE_EDGE_RISING>;
+
+		mboxes = <&ipcc IPCC_CLIENT_LPASS
+				IPCC_MPROC_SIGNAL_SMP2P>;
+
+		qcom,smem = <443>, <429>;
+		qcom,local-pid = <0>;
+		qcom,remote-pid = <2>;
+
+		smp2p_adsp_out: master-kernel {
+			qcom,entry-name = "master-kernel";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		smp2p_adsp_in: slave-kernel {
+			qcom,entry-name = "slave-kernel";
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
+
+	smp2p-cdsp {
+		compatible = "qcom,smp2p";
+
+		interrupts-extended = <&ipcc IPCC_CLIENT_CDSP
+					     IPCC_MPROC_SIGNAL_SMP2P
+					     IRQ_TYPE_EDGE_RISING>;
+
+		mboxes = <&ipcc IPCC_CLIENT_CDSP
+				IPCC_MPROC_SIGNAL_SMP2P>;
+
+		qcom,smem = <94>, <432>;
+		qcom,local-pid = <0>;
+		qcom,remote-pid = <5>;
+
+		smp2p_cdsp_out: master-kernel {
+			qcom,entry-name = "master-kernel";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		smp2p_cdsp_in: slave-kernel {
+			qcom,entry-name = "slave-kernel";
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
+
 	soc: soc@0 {
 		compatible = "simple-bus";
 

-- 
2.34.1