arm64: dts: qcom: sm8750: Add Modem / MPSS

Add nodes for the MPSS and its SMP2P.  These are compatible with earlier
SM8650 with difference in lack of fifth memory region for Qlink Logging.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250221-b4-sm8750-modem-v3-1-462dae7303c7@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qcom/sm8750.dtsi
index 612b99dc3c55495d06b3577531ec6996554bbbb6..149d2ed17641a085d510f3a8eab5a96304787f0c 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sm8750.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi
@@ -577,6 +577,45 @@
                };
        };
 
+       smp2p-modem {
+               compatible = "qcom,smp2p";
+
+               interrupts-extended = <&ipcc IPCC_CLIENT_MPSS
+                                            IPCC_MPROC_SIGNAL_SMP2P
+                                            IRQ_TYPE_EDGE_RISING>;
+
+               mboxes = <&ipcc IPCC_CLIENT_MPSS
+                               IPCC_MPROC_SIGNAL_SMP2P>;
+
+               qcom,smem = <435>, <428>;
+               qcom,local-pid = <0>;
+               qcom,remote-pid = <1>;
+
+               smp2p_modem_out: master-kernel {
+                       qcom,entry-name = "master-kernel";
+                       #qcom,smem-state-cells = <1>;
+               };
+
+               smp2p_modem_in: slave-kernel {
+                       qcom,entry-name = "slave-kernel";
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+               ipa_smp2p_out: ipa-ap-to-modem {
+                       qcom,entry-name = "ipa";
+                       #qcom,smem-state-cells = <1>;
+               };
+
+               ipa_smp2p_in: ipa-modem-to-ap {
+                       qcom,entry-name = "ipa";
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+               /* TODO: smem mailbox in and out */
+       };
+
        soc: soc@0 {
                compatible = "simple-bus";
 
@@ -2060,6 +2099,59 @@
                        #hwlock-cells = <1>;
                };
 
+               remoteproc_mpss: remoteproc@4080000 {
+                       compatible = "qcom,sm8750-mpss-pas";
+                       reg = <0x0 0x04080000 0x0 0x10000>;
+
+                       interrupts-extended = <&intc GIC_SPI 264 IRQ_TYPE_EDGE_RISING>,
+                                             <&smp2p_modem_in 0 IRQ_TYPE_EDGE_RISING>,
+                                             <&smp2p_modem_in 1 IRQ_TYPE_EDGE_RISING>,
+                                             <&smp2p_modem_in 2 IRQ_TYPE_EDGE_RISING>,
+                                             <&smp2p_modem_in 3 IRQ_TYPE_EDGE_RISING>,
+                                             <&smp2p_modem_in 7 IRQ_TYPE_EDGE_RISING>;
+                       interrupt-names = "wdog",
+                                         "fatal",
+                                         "ready",
+                                         "handover",
+                                         "stop-ack",
+                                         "shutdown-ack";
+
+                       clocks = <&rpmhcc RPMH_CXO_CLK>;
+                       clock-names = "xo";
+
+                       interconnects = <&mc_virt MASTER_LLCC QCOM_ICC_TAG_ALWAYS
+                                        &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
+
+                       power-domains = <&rpmhpd RPMHPD_CX>,
+                                       <&rpmhpd RPMHPD_MSS>;
+                       power-domain-names = "cx",
+                                            "mss";
+
+                       memory-region = <&mpss_mem>, <&q6_mpss_dtb_mem>,
+                                       <&dsm_partition_1_mem>,
+                                       <&dsm_partition_2_mem>;
+
+                       qcom,qmp = <&aoss_qmp>;
+
+                       qcom,smem-states = <&smp2p_modem_out 0>;
+                       qcom,smem-state-names = "stop";
+
+                       status = "disabled";
+
+                       glink-edge {
+                               interrupts-extended = <&ipcc IPCC_CLIENT_MPSS
+                                                            IPCC_MPROC_SIGNAL_GLINK_QMP
+                                                            IRQ_TYPE_EDGE_RISING>;
+
+                               mboxes = <&ipcc IPCC_CLIENT_MPSS
+                                               IPCC_MPROC_SIGNAL_GLINK_QMP>;
+
+                               qcom,remote-pid = <1>;
+
+                               label = "mpss";
+                       };
+               };
+
                remoteproc_adsp: remoteproc@6800000 {
                        compatible = "qcom,sm8750-adsp-pas", "qcom,sm8550-adsp-pas";
                        reg = <0x0 0x06800000 0x0 0x10000>;