boards/nxp/frdm_mcxn236/frdm_mcxn236.dtsi

/*
 * Copyright 2024 NXP
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#include "frdm_mcxn236-pinctrl.dtsi"
#include <zephyr/dt-bindings/i2c/i2c.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>

/ {
	aliases{
		led0 = &red_led;
		led1 = &green_led;
		led2 = &blue_led;
		sw0 = &user_button_2;
		sw1 = &user_button_3;
	};

	leds {
		compatible = "gpio-leds";
		green_led: led_1 {
			gpios = <&gpio4 19 GPIO_ACTIVE_LOW>;
			label = "Green LED";
		};
		blue_led: led_2 {
			gpios = <&gpio4 17 GPIO_ACTIVE_LOW>;
			label = "Blue LED";
		};
		red_led: led_3 {
			gpios = <&gpio4 18 GPIO_ACTIVE_LOW>;
			label = "Red LED";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		user_button_2: button_0 {
			label = "User SW2";
			gpios = <&gpio0 20 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
			zephyr,code = <INPUT_KEY_WAKEUP>;
		};
		user_button_3: button_1 {
			label = "User SW3";
			gpios = <&gpio0 6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
			zephyr,code = <INPUT_KEY_0>;
		};
	};

	/*
	 * This node describes the GPIO pins of the LCD-PAR-S035 panel 8080 interface.
	 */
	nxp_lcd_8080_connector: lcd-8080-connector {
		compatible = "nxp,lcd-8080";
		#gpio-cells = <2>;
		gpio-map-mask = <0xffffffff 0xffffffc0>;
		gpio-map-pass-thru = <0 0x3f>;
		gpio-map =	<9  0 &gpio0 23 0>,	/* Pin 9, LCD touch INT */
				<10  0 &gpio4 6 0>,	/* Pin 10, LCD backlight control */
				<11  0 &gpio4 7 0>;	/* Pin 11, LCD and touch reset */
	};
};

&flexcomm2_lpuart2 {
	current-speed = <115200>;
	pinctrl-0 = <&pinmux_flexcomm2_lpuart>;
	pinctrl-names = "default";
};

&flexcomm2_lpi2c2 {
	pinctrl-0 = <&pinmux_flexcomm2_lpi2c>;
	pinctrl-names = "default";
	clock-frequency = <I2C_BITRATE_STANDARD>;
};

nxp_8080_touch_panel_i2c: &flexcomm2_lpi2c2 {
	pinctrl-0 = <&pinmux_flexcomm2_lpi2c>;
	pinctrl-names = "default";
	clock-frequency = <I2C_BITRATE_STANDARD>;
};

&flexcomm3_lpspi3 {
	pinctrl-0 = <&pinmux_flexcomm3_lpspi>;
	pinctrl-names = "default";
};

&flexcomm4_lpuart4 {
	current-speed = <115200>;
	pinctrl-0 = <&pinmux_flexcomm4_lpuart>;
	pinctrl-names = "default";
};

&flexcomm5_lpi2c5 {
	pinctrl-0 = <&pinmux_flexcomm5_lpi2c>;
	pinctrl-names = "default";
	clock-frequency = <I2C_BITRATE_STANDARD>;
};

/*
 * MCXN236 board uses OS timer as the kernel timer
 * In case we need to switch to SYSTICK timer, then
 * replace &os_timer with &systick
 */
&os_timer {
	status = "disabled";
};

&systick {
	status = "okay";
};

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

		boot_partition: partition@0 {
			label = "mcuboot";
			reg = <0x00000000 DT_SIZE_K(64)>;
		};
		/* Note slot 0 has one additional sector,
		 * this is intended for use with the swap move algorithm
		 */
		slot0_partition: partition@10000 {
			label = "image-0";
			reg = <0x00010000 DT_SIZE_K(480)>;
		};
		slot1_partition: partition@88000 {
			label = "image-1";
			reg = <0x0088000 DT_SIZE_K(472)>;
		};
	};
};

&flexpwm1_pwm0 {
	pinctrl-0 = <&pinmux_flexpwm1_pwm0>;
	pinctrl-names = "default";
};

&lpadc0 {
	pinctrl-0 = <&pinmux_lpadc0>;
	pinctrl-names = "default";
};

&lpcmp0 {
	pinctrl-0 = <&pinmux_lpcmp0>;
	pinctrl-names = "default";
};

&flexcan1 {
	pinctrl-0 = <&pinmux_flexcan1>;
	pinctrl-names = "default";
};

zephyr_mipi_dbi_parallel: &flexio0_lcd {
	/* DMA channels 0, muxed to FlexIO TX */
	dmas = <&edma0 0 61>;
	dma-names = "tx";
	shifters-count = <8>;
	timers-count = <1>;
	enwr-pin = <28>;
	rd-pin = <27>;
	data-pin-start = <4>;
	reset-gpios = <&gpio4 7 GPIO_ACTIVE_HIGH>;
	cs-gpios = <&gpio4 14 GPIO_ACTIVE_HIGH>;
	rs-gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
	pinctrl-0 = <&pinmux_flexio_lcd>;
	pinctrl-names = "default";
};