arm64: dts: qcom: msm8994: Add SPMI PMIC arbiter device

Add SPMI PMIC arbiter device to communicate with PMICs
attached to SPMI bus.

Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200623224813.297077-3-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/msm8994.dtsi

@@ -169,6 +169,22 @@
 			reg = <0xfc4ab000 0x4>;
 		};
 
+		spmi_bus: spmi@fc4c0000 {
+			compatible = "qcom,spmi-pmic-arb";
+			reg = <0xfc4cf000 0x1000>,
+			      <0xfc4cb000 0x1000>,
+			      <0xfc4ca000 0x1000>;
+			reg-names = "core", "intr", "cnfg";
+			interrupt-names = "periph_irq";
+			interrupts = <GIC_SPI 190 IRQ_TYPE_LEVEL_HIGH>;
+			qcom,ee = <0>;
+			qcom,channel = <0>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+			interrupt-controller;
+			#interrupt-cells = <4>;
+		};
+
 		tcsr_mutex_regs: syscon@fd484000 {
 			compatible = "syscon";
 			reg = <0xfd484000 0x2000>;