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[v2,3/6] arm64: dts: qcom: qcs615: Add mproc node for SEMP2P

Message ID 20250507-add_qcs615_remoteproc_support-v2-3-52ac6cb43a39@quicinc.com
State New
Headers show
Series arm64: dts: qcom: qcs615: enable remoteprocs - ADSP and CDSP | expand

Commit Message

Lijuan Gao May 7, 2025, 10:26 a.m. UTC 
From: Kyle Deng <quic_chunkaid@quicinc.com>

The Shared Memory Point to Point (SMP2P) protocol facilitates
communication of a single 32-bit value between two processors.
Add these two nodes for remoteproc enablement on QCS615 SoC.

Signed-off-by: Kyle Deng <quic_chunkaid@quicinc.com>
Signed-off-by: Lijuan Gao <quic_lijuang@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qcs615.dtsi | 43 ++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
index 7c377f3402c1..53661e3a852e 100644
--- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
@@ -332,6 +332,49 @@  mc_virt: interconnect-2 {
 		qcom,bcm-voters = <&apps_bcm_voter>;
 	};
 
+	smp2p-adsp {
+		compatible = "qcom,smp2p";
+		qcom,smem = <443>, <429>;
+		interrupts = <GIC_SPI 172 IRQ_TYPE_EDGE_RISING>;
+		mboxes = <&apss_shared 26>;
+
+		qcom,local-pid = <0>;
+		qcom,remote-pid = <2>;
+
+		adsp_smp2p_out: master-kernel {
+			qcom,entry-name = "master-kernel";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		adsp_smp2p_in: slave-kernel {
+			qcom,entry-name = "slave-kernel";
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
+
+	smp2p-cdsp {
+		compatible = "qcom,smp2p";
+		qcom,smem = <94>, <432>;
+		interrupts = <GIC_SPI 576 IRQ_TYPE_EDGE_RISING>;
+		mboxes = <&apss_shared 6>;
+
+		qcom,local-pid = <0>;
+		qcom,remote-pid = <5>;
+
+		cdsp_smp2p_out: master-kernel {
+			qcom,entry-name = "master-kernel";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		cdsp_smp2p_in: slave-kernel {
+			qcom,entry-name = "slave-kernel";
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+	};
+
 	qup_opp_table: opp-table-qup {
 		compatible = "operating-points-v2";
 		opp-shared;