[PATCH v4 5/7] ARM: dts: qcom: msm8960: add SMSM & SPS

Antony Kurniawan Soemardi via B4 Relay <[email protected]> Mon, 03 Aug 2026 02:03:49 +0700
Newsgroups org.kernel.vger.phone-devel,dev.linux.lists.mfd,org.kernel.feeds.b4-sent,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
From: Antony Kurniawan Soemardi <[email protected]>

Add the Shared Memory State Machine node to coordinate state transitions
between the Applications processor and the Riva subsystem.

Tested-by: Rudraksha Gupta <[email protected]>
Acked-by: Konrad Dybcio <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
Signed-off-by: Antony Kurniawan Soemardi <[email protected]>
---
 arch/arm/boot/dts/qcom/qcom-msm8960.dtsi | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
index 9389b6358d8d..0088381d77ea 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
@@ -109,6 +109,31 @@ smem {
 		hwlocks = <&sfpb_mutex 3>;
 	};
 
+	smsm {
+		compatible = "qcom,smsm";
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		qcom,ipc-1 = <&l2cc 8 4>;
+		qcom,ipc-2 = <&l2cc 8 14>;
+		qcom,ipc-3 = <&l2cc 8 23>;
+		qcom,ipc-4 = <&sps_sic_non_secure 0x4094 0>;
+
+		apps_smsm: apps@0 {
+			reg = <0>;
+			#qcom,smem-state-cells = <1>;
+		};
+
+		wcnss_smsm: wcnss@3 {
+			reg = <3>;
+			interrupts = <GIC_SPI 204 IRQ_TYPE_EDGE_RISING>;
+
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
+
 	soc: soc {
 		compatible = "simple-bus";
 		ranges;
@@ -458,6 +483,11 @@ clock-controller@4000000 {
 				      "hdmipll";
 		};
 
+		sps_sic_non_secure: interrupt-controller@12100000 {
+			compatible = "qcom,msm8960-sps-sic", "syscon";
+			reg = <0x12100000 0x10000>;
+		};
+
 		sdcc3: mmc@12180000 {
 			compatible = "arm,pl18x", "arm,primecell";
 			reg = <0x12180000 0x2000>;

-- 
2.34.1