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Message-ID: <20250526-add_qcs615_remoteproc_support-v4-3-06a7d8bed0b5@quicinc.com>
Date: Mon, 26 May 2025 13:21:49 +0800
From: Lijuan Gao <quic_lijuang@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
Mathieu Poirier
<mathieu.poirier@...aro.org>,
Rob Herring <robh@...nel.org>,
"Krzysztof
Kozlowski" <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
Konrad Dybcio
<konradybcio@...nel.org>
CC: <kernel@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
<linux-remoteproc@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, Lijuan Gao <quic_lijuang@...cinc.com>,
"Kyle
Deng" <quic_chunkaid@...cinc.com>,
Konrad Dybcio
<konrad.dybcio@....qualcomm.com>
Subject: [PATCH v4 3/6] arm64: dts: qcom: qcs615: Add mproc node for SEMP2P
From: Kyle Deng <quic_chunkaid@...cinc.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@...cinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Signed-off-by: Lijuan Gao <quic_lijuang@...cinc.com>
---
arch/arm64/boot/dts/qcom/qcs615.dtsi | 44 ++++++++++++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
index bb8b6c3ebd03f086b44493024ce782acf6f9e1ed..3f1f674884e5e9b3b01ec75bcea11d9c2ea6355c 100644
--- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
@@ -332,6 +332,50 @@ 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>;
+ /* On this platform, bit 26 (normally SLPI) is repurposed for ADSP */
+ 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;
--
2.34.1
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