Add MAX78000 SoC and its EVKIT and FTHR boards.

boards/adi/max78000evkit/Kconfig.max78000evkit

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+# MAX78000EVKIT boards configuration
+
+# Copyright (c) 2025 Analog Devices, Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_MAX78000EVKIT
+	select SOC_MAX78000_M4 if BOARD_MAX78000EVKIT_MAX78000_M4

boards/adi/max78000evkit/board.cmake

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+# Copyright (c) 2025 Analog Devices, Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+board_runner_args(openocd --cmd-pre-init "source [find interface/cmsis-dap.cfg]")
+board_runner_args(openocd --cmd-pre-init "source [find target/max78000.cfg]")
+board_runner_args(jlink "--device=MAX78000" "--reset-after-load")
+
+include(${ZEPHYR_BASE}/boards/common/openocd.board.cmake)
+include(${ZEPHYR_BASE}/boards/common/jlink.board.cmake)

boards/adi/max78000evkit/board.yml

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+# Copyright (c) 2025 Analog Devices, Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+board:
+  name: max78000evkit
+  full_name: MAX78000EVKIT
+  vendor: adi
+  socs:
+    - name: max78000

boards/adi/max78000evkit/max78000evkit_max78000_m4.dts

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+/*
+ * Copyright (c) 2025 Analog Devices, Inc.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/dts-v1/;
+
+#include <adi/max32/max78000.dtsi>
+#include <adi/max32/max78000-pinctrl.dtsi>
+#include <zephyr/dt-bindings/gpio/adi-max32-gpio.h>
+#include <zephyr/dt-bindings/input/input-event-codes.h>
+
+/ {
+	model = "Analog Devices MAX78000EVKIT";
+	compatible = "adi,max78000evkit";
+
+	chosen {
+		zephyr,console = &uart0;
+		zephyr,shell-uart = &uart0;
+		zephyr,sram = &sram2;
+		zephyr,flash = &flash0;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led1: led_1 {
+			gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
+			label = "Green LED";
+		};
+
+		led2: led_2 {
+			gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
+			label = "Red LED";
+		};
+	};
+
+	buttons {
+		compatible = "gpio-keys";
+
+		pb1: pb1 {
+			gpios = <&gpio2 6 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
+			label = "SW2";
+			zephyr,code = <INPUT_KEY_0>;
+		};
+
+		pb2: pb2 {
+			gpios = <&gpio2 7 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
+			label = "SW3";
+			zephyr,code = <INPUT_KEY_1>;
+		};
+
+		pb_wakeup: pb_wakeup {
+			gpios = <&gpio3 1 (GPIO_PULL_UP | GPIO_ACTIVE_LOW
+				| MAX32_GPIO_VSEL_VDDIOH)>;
+			label = "Wakeup";
+			zephyr,code = <INPUT_KEY_WAKEUP>;
+		};
+	};
+
+	/* These aliases are provided for compatibility with samples */
+	aliases {
+		led0 = &led1;
+		led1 = &led2;
+		sw0 = &pb1;
+		sw1 = &pb2;
+		watchdog0 = &wdt0;
+	};
+};
+
+&uart0 {
+	pinctrl-0 = <&uart0a_tx_p0_1 &uart0a_rx_p0_0>;
+	pinctrl-names = "default";
+	current-speed = <115200>;
+	data-bits = <8>;
+	parity = "none";
+	status = "okay";
+};
+
+&clk_ipo {
+	status = "okay";
+};
+
+&clk_ibro {
+	status = "okay";
+};
+
+&gpio0 {
+	status = "okay";
+};
+
+&gpio1 {
+	status = "okay";
+};
+
+&gpio2 {
+	status = "okay";
+};
+
+&gpio3 {
+	status = "okay";
+};
+
+&trng {
+	status = "okay";
+};
+
+&i2c0 {
+	status = "okay";
+	pinctrl-0 = <&i2c0_scl_p0_10 &i2c0_sda_p0_11>;
+	pinctrl-names = "default";
+};
+
+&spi0 {
+	status = "okay";
+	pinctrl-0 = <&spi0_mosi_p0_5 &spi0_miso_p0_6 &spi0_sck_p0_7 &spi0_ss0_p0_4>;
+	pinctrl-names = "default";
+};
+
+&dma0 {
+	status = "okay";
+};
+
+&wdt0 {
+	status = "okay";
+};
+
+&w1 {
+	pinctrl-0 = <&owm_io_p0_18 &owm_pe_p0_19>;
+	pinctrl-names = "default";
+};

boards/adi/max78000evkit/max78000evkit_max78000_m4.yaml

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+identifier: max78000evkit/max78000/m4
+name: max78000evkit m4
+vendor: adi
+type: mcu
+arch: arm
+toolchain:
+  - zephyr
+  - gnuarmemb
+  - xtools
+supported:
+  - adc
+  - counter
+  - dma
+  - flash
+  - gpio
+  - i2c
+  - pwm
+  - serial
+  - spi
+  - trng
+  - w1
+  - watchdog
+ram: 128
+flash: 512

boards/adi/max78000evkit/max78000evkit_max78000_m4_defconfig

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+# Copyright (c) 2025 Analog Devices, Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+# Enable MPU
+CONFIG_ARM_MPU=y
+
+# Enable GPIO
+CONFIG_GPIO=y
+
+# Console
+CONFIG_CONSOLE=y
+CONFIG_UART_CONSOLE=y
+
+# Enable UART
+CONFIG_SERIAL=y
+CONFIG_UART_INTERRUPT_DRIVEN=y

boards/adi/max78000fthr/Kconfig.max78000fthr

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+# MAX78000FTHR boards configuration
+
+# Copyright (c) 2025 Analog Devices, Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_MAX78000FTHR
+	select SOC_MAX78000_M4 if BOARD_MAX78000FTHR_MAX78000_M4

boards/adi/max78000fthr/board.cmake

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+# Copyright (c) 2025 Analog Devices, Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+board_runner_args(openocd --cmd-pre-init "source [find interface/cmsis-dap.cfg]")
+board_runner_args(openocd --cmd-pre-init "source [find target/max78000.cfg]")
+
+include(${ZEPHYR_BASE}/boards/common/openocd.board.cmake)

boards/adi/max78000fthr/board.yml

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+# Copyright (c) 2025 Analog Devices, Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+board:
+  name: max78000fthr
+  full_name: MAX78000FTHR
+  vendor: adi
+  socs:
+    - name: max78000