boards/arm/apollo4p_evb/apollo4p_evb.dts

/dts-v1/;
#include <ambiq/ambiq_apollo4p.dtsi>

#include "apollo4p_evb-pinctrl.dtsi"

/ {
	model = "Ambiq Apollo4 Plus evaluation board";
	compatible = "ambiq,apollo4p_evb";
	chosen {
		zephyr,itcm = &tcm;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,console = &uart0;
		zephyr,shell-uart = &uart0;
		zephyr,uart-pipe = &uart0;
	};
	aliases {
		watchdog0 = &wdt0;
	};
};

&uart0 {
	current-speed = <115200>;
	pinctrl-0 = <&uart0_default>;
	pinctrl-names = "default";
	status = "okay";
};

&counter0 {
	status = "okay";
};

&wdt0 {
	status = "okay";
};

&iom0 {
	compatible = "ambiq,i2c";
	pinctrl-0 = <&i2c0_default>;
	pinctrl-names = "default";
	clock-frequency = <I2C_BITRATE_STANDARD>;
	status = "okay";
};

&iom1 {
	compatible = "ambiq,spi";
	pinctrl-0 = <&spi1_default>;
	pinctrl-names = "default";
	clock-frequency = <1000000>;
	status = "okay";
};

&mspi0 {
	pinctrl-0 = <&mspi0_default>;
	pinctrl-names = "default";
	status = "okay";
};