arm64: dts: ti: k3-am62a-mcu: Add MCU domain peripherals

Introduce DT nodes for MCU domain SPIs and GPIO modules.
Co-developed-by: Bryan Brattlof <bb@ti.com>
Signed-off-by: Bryan Brattlof <bb@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lore.kernel.org/r/20230103042110.1092122-2-vigneshr@ti.com

arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi

@@ -36,4 +36,55 @@ mcu_i2c0: i2c@4900000 {
 		clock-names = "fck";
 		status = "disabled";
 	};
+
+	mcu_spi0: spi@4b00000 {
+		compatible = "ti,am654-mcspi", "ti,omap4-mcspi";
+		reg = <0x00 0x04b00000 0x00 0x400>;
+		interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 147 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 147 0>;
+		status = "disabled";
+	};
+
+	mcu_spi1: spi@4b10000 {
+		compatible = "ti,am654-mcspi","ti,omap4-mcspi";
+		reg = <0x00 0x04b10000 0x00 0x400>;
+		interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		power-domains = <&k3_pds 148 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 148 0>;
+		status = "disabled";
+	};
+
+	mcu_gpio_intr: interrupt-controller@4210000 {
+		compatible = "ti,sci-intr";
+		reg = <0x00 0x04210000 0x00 0x200>;
+		ti,intr-trigger-type = <1>;
+		interrupt-controller;
+		interrupt-parent = <&gic500>;
+		#interrupt-cells = <1>;
+		ti,sci = <&dmsc>;
+		ti,sci-dev-id = <5>;
+		ti,interrupt-ranges = <0 104 4>;
+	};
+
+	mcu_gpio0: gpio@4201000 {
+		compatible = "ti,am64-gpio", "ti,keystone-gpio";
+		reg = <0x00 0x04201000 0x00 0x100>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		interrupt-parent = <&mcu_gpio_intr>;
+		interrupts = <30>, <31>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		ti,ngpio = <24>;
+		ti,davinci-gpio-unbanked = <0>;
+		power-domains = <&k3_pds 79 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 79 0>;
+		clock-names = "gpio";
+		status = "disabled";
+	};
 };