FORMGIT: arm64: dts: qcom: qcs8300: Adds SPMI support

Add the SPMI bus arbiter(Version:5.2.0) node for QCS8300 SoC
which connected with PMICs on QCS8300 boards.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20250108-adds-spmi-pmic-peripherals-for-qcs8300-v3-1-ee94642279ff@quicinc.com
Signed-off-by: Tingguo Cheng <quic_tingguoc@quicinc.com>

Author: Tingguo Cheng

arch/arm64/boot/dts/qcom/qcs8300.dtsi

@@ -3027,6 +3027,28 @@
 			#clock-cells = <0>;
 		};
 
+		spmi_bus: spmi@c440000 {
+			compatible = "qcom,spmi-pmic-arb";
+			reg = <0x0 0x0c440000 0x0 0x1100>,
+			      <0x0 0x0c600000 0x0 0x2000000>,
+			      <0x0 0x0e600000 0x0 0x100000>,
+			      <0x0 0x0e700000 0x0 0xa0000>,
+			      <0x0 0x0c40a000 0x0 0x26000>;
+			reg-names = "core",
+				    "chnls",
+				    "obsrvr",
+				    "intr",
+				    "cnfg";
+			qcom,channel = <0>;
+			qcom,ee = <0>;
+			interrupts-extended = <&pdc 1 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "periph_irq";
+			interrupt-controller;
+			#interrupt-cells = <4>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+		};
+
 		tlmm: pinctrl@f100000 {
 			compatible = "qcom,qcs8300-tlmm";
 			reg = <0x0 0x0f100000 0x0 0x300000>;