arm64: dts: qcom: sc7280: Add SPMI PMIC arbiter device for SC7280

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

Signed-off-by: satya priya <skakit@codeaurora.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Link: https://lore.kernel.org/r/1615461961-17716-13-git-send-email-rnayak@codeaurora.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/sc7280.dtsi

@@ -239,6 +239,24 @@
 			interrupt-controller;
 		};
 
+		spmi_bus: spmi@c440000 {
+			compatible = "qcom,spmi-pmic-arb";
+			reg = <0 0x0c440000 0 0x1100>,
+			      <0 0x0c600000 0 0x2000000>,
+			      <0 0x0e600000 0 0x100000>,
+			      <0 0x0e700000 0 0xa0000>,
+			      <0 0x0c40a000 0 0x26000>;
+			reg-names = "core", "chnls", "obsrvr", "intr", "cnfg";
+			interrupt-names = "periph_irq";
+			interrupts-extended = <&pdc 1 IRQ_TYPE_LEVEL_HIGH>;
+			qcom,ee = <0>;
+			qcom,channel = <0>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			interrupt-controller;
+			#interrupt-cells = <4>;
+		};
+
 		tlmm: pinctrl@f100000 {
 			compatible = "qcom,sc7280-pinctrl";
 			reg = <0 0x0f100000 0 0x300000>;