boards/arm/apollo4p_blue_kxr_evb/apollo4p_blue_kxr_evb.dts

/dts-v1/;
#include <ambiq/ambiq_apollo4p_blue.dtsi>

#include "apollo4p_blue_kxr_evb-pinctrl.dtsi"

/ {
	model = "Ambiq Apollo4 Blue Plus KXR evaluation board";
	compatible = "ambiq,apollo4p_blue_kxr_evb";

	chosen {
		zephyr,itcm = &tcm;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,console = &uart0;
		zephyr,shell-uart = &uart0;
		zephyr,uart-pipe = &uart0;
		zephyr,flash-controller = &flash;
	};

	aliases {
		watchdog0 = &wdt0;
		led0 = &led0;
		led1 = &led1;
		led2 = &led2;
		sw0 = &button0;
		sw1 = &button1;
	};

	leds {
		compatible = "gpio-leds";
		led0: led_0 {
			gpios = <&gpio0_31 30 GPIO_ACTIVE_LOW>;
			label = "LED 0";
		};
		led1: led_1 {
			gpios = <&gpio0_31 16 GPIO_ACTIVE_LOW>;
			label = "LED 1";
		};
		led2: led_2 {
			gpios = <&gpio64_95 27 GPIO_ACTIVE_LOW>;
			label = "LED 2";
		};
	};

	buttons {
		compatible = "gpio-keys";
		button0: button_0 {
			gpios = <&gpio0_31 17 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			label = "BTN0";
		};
		button1: button_1 {
			gpios = <&gpio0_31 19 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			label = "BTN1";
		};
	};
};

&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 = <DT_FREQ_M(1)>;
	status = "okay";
};

&iom4 {
	pinctrl-0 = <&spi4_default>;
	pinctrl-names = "default";
	status = "okay";
};

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

&flash0 {
	erase-block-size = <2048>;
	write-block-size = <16>;

	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		/* Set 16KB of storage at the end of the 1952KB of flash */
		storage_partition: partition@1e4000 {
			label = "storage";
			reg = <0x001e4000 0x4000>;
		};
	};
};

&xo32m {
	pinctrl-0 = <&xo32m_default>;
	pinctrl-names = "default";
	status = "okay";
};

&xo32k {
	pinctrl-0 = <&xo32k_default>;
	pinctrl-names = "default";
	status = "okay";
};

&gpio0_31 {
	status = "okay";
};

&gpio32_63 {
	status = "okay";
};

&gpio64_95 {
	status = "okay";
};

&gpio96_127 {
	status = "okay";
};