[PATCH 2/3] arm64: dts: MSM8953: Add mpss nodes

From: Adam Skladowski
Date: Fri Apr 07 2023 - 12:54:36 EST


Add nodes for remoteproc, smp2p and smsm to make it possible to use
modem functionality on this platform.

Signed-off-by: Adam Skladowski <a39.skl@xxxxxxxxx>
---
arch/arm64/boot/dts/qcom/msm8953.dtsi | 87 +++++++++++++++++++++++++++
1 file changed, 87 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8953.dtsi b/arch/arm64/boot/dts/qcom/msm8953.dtsi
index df40584aafcf..257b1946372c 100644
--- a/arch/arm64/boot/dts/qcom/msm8953.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8953.dtsi
@@ -326,6 +326,31 @@ rpmpd_opp_turbo: opp9 {
};
};

+ smp2p-modem {
+ compatible = "qcom,smp2p";
+ qcom,smem = <435>, <428>;
+
+ interrupts = <GIC_SPI 27 IRQ_TYPE_EDGE_RISING>;
+
+ qcom,ipc = <&apcs 8 14>;
+
+ 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>;
+ };
+ };
+
smp2p-wcnss {
compatible = "qcom,smp2p";
qcom,smem = <451>, <431>;
@@ -366,6 +391,14 @@ apps_smsm: apps@0 {
#qcom,smem-state-cells = <1>;
};

+ modem_smsm: modem@1 {
+ reg = <1>;
+ interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
wcnss_smsm: wcnss@6 {
reg = <6>;
interrupts = <GIC_SPI 144 IRQ_TYPE_EDGE_RISING>;
@@ -995,6 +1028,60 @@ spmi_bus: spmi@200f000 {
#size-cells = <0>;
};

+ mpss: remoteproc@4080000 {
+ compatible = "qcom,msm8953-mss-pil";
+ reg = <0x04080000 0x100>,
+ <0x04020000 0x040>;
+ reg-names = "qdsp6", "rmb";
+
+ interrupts-extended = <&intc GIC_SPI 24 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>;
+ interrupt-names = "wdog", "fatal", "ready",
+ "handover", "stop-ack";
+
+ power-domains = <&rpmpd MSM8953_VDDCX>,
+ <&rpmpd MSM8953_VDDMX>,
+ <&rpmpd MSM8953_VDDMD>;
+ power-domain-names = "cx", "mx","mss";
+
+ clocks = <&gcc GCC_MSS_CFG_AHB_CLK>,
+ <&gcc GCC_MSS_Q6_BIMC_AXI_CLK>,
+ <&gcc GCC_BOOT_ROM_AHB_CLK>,
+ <&rpmcc RPM_SMD_XO_CLK_SRC>;
+ clock-names = "iface", "bus", "mem", "xo";
+
+ qcom,smem-states = <&smp2p_modem_out 0>;
+ qcom,smem-state-names = "stop";
+
+ resets = <&gcc GCC_MSS_BCR>;
+ reset-names = "mss_restart";
+
+ qcom,halt-regs = <&tcsr 0x18000 0x19000 0x1a000>;
+
+ status = "disabled";
+
+ mba {
+ memory-region = <&mba_mem>;
+ };
+
+ mpss {
+ memory-region = <&mpss_mem>;
+ };
+
+ smd-edge {
+ interrupts = <GIC_SPI 25 IRQ_TYPE_EDGE_RISING>;
+
+ qcom,smd-edge = <0>;
+ qcom,ipc = <&apcs 8 12>;
+ qcom,remote-pid = <1>;
+
+ label = "modem";
+ };
+ };
+
usb3: usb@70f8800 {
compatible = "qcom,msm8953-dwc3", "qcom,dwc3";
reg = <0x070f8800 0x400>;
--
2.25.1