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

Signed-off-by: Bjorn Andersson <bjorn.anders...@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8250.dtsi | 72 ++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi 
b/arch/arm64/boot/dts/qcom/sm8250.dtsi
index 246e6f279aa8..364d9a798673 100644
--- a/arch/arm64/boot/dts/qcom/sm8250.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
@@ -314,6 +314,78 @@ smem: qcom,smem {
                hwlocks = <&tcsr_mutex 3>;
        };
 
+       smp2p-adsp {
+               compatible = "qcom,smp2p";
+               qcom,smem = <443>, <429>;
+               interrupts-extended = <&ipcc IPCC_CLIENT_LPASS
+                                            IPCC_MPROC_SIGNAL_SMP2P
+                                            IRQ_TYPE_EDGE_RISING>;
+               mboxes = <&ipcc IPCC_CLIENT_LPASS
+                               IPCC_MPROC_SIGNAL_SMP2P>;
+
+               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";
+               qcom,smem = <94>, <432>;
+               interrupts-extended = <&ipcc IPCC_CLIENT_CDSP
+                                            IPCC_MPROC_SIGNAL_SMP2P
+                                            IRQ_TYPE_EDGE_RISING>;
+               mboxes = <&ipcc IPCC_CLIENT_CDSP
+                               IPCC_MPROC_SIGNAL_SMP2P>;
+
+               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>;
+               };
+       };
+
+       smp2p-slpi {
+               compatible = "qcom,smp2p";
+               qcom,smem = <481>, <430>;
+               interrupts-extended = <&ipcc IPCC_CLIENT_SLPI
+                                            IPCC_MPROC_SIGNAL_SMP2P
+                                            IRQ_TYPE_EDGE_RISING>;
+               mboxes = <&ipcc IPCC_CLIENT_SLPI
+                               IPCC_MPROC_SIGNAL_SMP2P>;
+
+               qcom,local-pid = <0>;
+               qcom,remote-pid = <3>;
+
+               smp2p_slpi_out: master-kernel {
+                       qcom,entry-name = "master-kernel";
+                       #qcom,smem-state-cells = <1>;
+               };
+
+               smp2p_slpi_in: slave-kernel {
+                       qcom,entry-name = "slave-kernel";
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+       };
+
        soc: soc@0 {
                #address-cells = <2>;
                #size-cells = <2>;
-- 
2.26.2

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