/*
 * Copyright (c) 2022 Benjamin Björnsson <benjamin.bjornsson@gmail.com>.
 * Copyright (c) 2024 DNDG srl
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/h7/stm32h747Xi_m7.dtsi>
#include <st/h7/stm32h747xihx-pinctrl.dtsi>
#include <zephyr/dt-bindings/input/input-event-codes.h>
#include "arduino_opta-common.dtsi"

/ {
	model = "Arduino OPTA M7 core Programmable Logic Controller";
	compatible = "arduino,opta-m7";

	chosen {
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,code-partition = &slot0_partition;
	};
};

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

#include <../boards/common/usb/cdc_acm_serial.dtsi>

&clk_hse {
	clock-frequency = <DT_FREQ_M(25)>;
	hse-bypass;
	status = "okay";
};

&clk_lse {
	clock-frequency = <32768>;
	lse-bypass;
	status = "okay";
};

&clk_hsi {
	hsi-div = <1>;
	status = "okay";
};

&clk_hsi48 {
	/* HSI48 required for USB */
	status = "okay";
};

&pll {
	div-m = <5>;
	mul-n = <160>;
	div-p = <2>;
	div-r = <2>;
	div-q = <10>;
	clocks = <&clk_hse>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(400)>;
};

&flash0 {
	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		boot_partition: partition@0 {
			label = "mcu-boot";
			reg = <0x00000000 DT_SIZE_K(256)>;
			read-only;
		};

		slot0_partition: partition@40000 {
			label = "image-0";
			reg = <0x00040000 DT_SIZE_K(768)>;
		};
	};
};

/* Assign USB to M7 by default */
&usbotg_fs {
	status = "okay";
};

&usbotg_hs {
	status = "disabled";
};

/* Assign ethernet to M7 by default */
&mac {
	pinctrl-0 = <
		&eth_ref_clk_pa1
		&eth_crs_dv_pa7
		&eth_rxd0_pc4
		&eth_rxd1_pc5
		&eth_tx_en_pg11
		&eth_txd1_pg12
		&eth_txd0_pg13
	>;
	pinctrl-names = "default";
	status = "okay";
};

&mdio {
	pinctrl-0 = <&eth_mdio_pa2 &eth_mdc_pc1>;
	pinctrl-names = "default";
	status = "okay";

	ethernet-phy@0 {
		compatible = "ethernet-phy";
		reg = <0x00>;
		status = "okay";
	};
};