/*
 * Copyright (c) 2024 Ian Morris
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/f4/stm32f415Rg.dtsi>
#include <st/f4/stm32f415rgtx-pinctrl.dtsi>
#include <zephyr/dt-bindings/input/input-event-codes.h>

/ {
	model = "Mikroe STM32 M4 Clicker";
	compatible = "st,stm32f415rg";

	chosen {
		zephyr,console = &usb_cdc_acm_uart;
		zephyr,shell-uart = &usb_cdc_acm_uart;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
	};

	leds {
		compatible = "gpio-leds";
		ld1: led_1 {
			gpios = <&gpioa 1 GPIO_ACTIVE_HIGH>;
			label = "User LED 1";
		};
		ld2: led_2 {
			gpios = <&gpioa 2 GPIO_ACTIVE_HIGH>;
			label = "User LED 2";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		btn1: button_1 {
			label = "User Button 1";
			gpios = <&gpioc 0 GPIO_ACTIVE_LOW>;
			zephyr,code = <INPUT_KEY_0>;
		};
		btn2: button_2 {
			label = "User Button 2";
			gpios = <&gpioc 1 GPIO_ACTIVE_LOW>;
			zephyr,code = <INPUT_KEY_0>;
		};
	};

	mikrobus_header: mikrobus-connector {
		compatible = "mikro-bus";
		#gpio-cells = <2>;
		gpio-map-mask = <0xffffffff 0xffffffc0>;
		gpio-map-pass-thru = <0 0x3f>;
		gpio-map =	<0 0 &gpioa 0 0>,	/* AN  */
				<1 0 &gpiob 5 0>,	/* RST */
				<2 0 &gpiob 12 0>,	/* CS   */
				<3 0 &gpiob 13 0>,	/* SCK  */
				<4 0 &gpiob 14 0>,	/* MISO */
				<5 0 &gpiob 15 0>,	/* MOSI */
							/* +3.3V */
							/* GND */
				<6 0 &gpiob 0 0>,	/* PWM  */
				<7 0 &gpiob 1 0>,	/* INT  */
				<8 0 &gpioc 11 0>,	/* RX   */
				<9 0 &gpioc 10 0>,	/* TX   */
				<10 0 &gpiob 10 0>,	/* SCL  */
				<11 0 &gpiob 11 0>;	/* SDA  */
							/* +5V */
							/* GND */
	};

	aliases {
		led0 = &ld1;
		led1 = &ld2;
		sw0 = &btn1;
	};
};

&clk_lsi {
	status = "okay";
};

&clk_hse {
	clock-frequency = <DT_FREQ_M(16)>;
	status = "okay";
};

&pll {
	div-m = <16>;
	mul-n = <336>;
	div-p = <2>;
	div-q = <7>;
	clocks = <&clk_hse>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(168)>;
	ahb-prescaler = <1>;
	apb1-prescaler = <4>;
	apb2-prescaler = <2>;
};

&usart3 {
	pinctrl-0 = <&usart3_tx_pc10 &usart3_rx_pc11>;
	pinctrl-names = "default";
	current-speed = <115200>;
	status = "okay";
};

&i2c2 {
	pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>;
	pinctrl-names = "default";
	status = "okay";
};

&spi2 {
	pinctrl-0 = <&spi2_nss_pb12 &spi2_sck_pb13
				&spi2_miso_pb14 &spi2_mosi_pb15>;
		pinctrl-names = "default";
		status = "okay";
};

zephyr_udc0: &usbotg_fs {
	pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>;
	pinctrl-names = "default";
	status = "okay";

	usb_cdc_acm_uart: cdc_acm_uart {
		compatible = "zephyr,cdc-acm-uart";
	};
};

mikrobus_spi: &spi2 {};
mikrobus_serial: &usart3 {};
mikrobus_i2c: &i2c2 {};