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

/dts-v1/;
#include <st/h7/stm32h747Xi_m7.dtsi>
#include <st/h7/stm32h747xihx-pinctrl.dtsi>
#include "arduino_portenta_h7-common.dtsi"
#include <../boards/common/usb/cdc_acm_serial.dtsi>

/ {
	model = "Arduino Portenta H7 board";
	compatible = "arduino,portenta-h7";

	/* HW resources are split between CM7 and CM4 */
	chosen {
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,code-partition = &slot0_partition;
		zephyr,bt-hci = &bt_hci_uart;
	};

	oscen: oscen {
		compatible = "regulator-fixed";
		regulator-name = "oscen";
		enable-gpios = <&gpioh 1 GPIO_ACTIVE_HIGH>;
		regulator-boot-on;
		status = "okay";
	};

	ethernet_phy_en: ethernet_phy_en {
		compatible = "regulator-fixed";
		regulator-name = "ethernet-phy-reset-release";
		enable-gpios = <&gpioj 15 GPIO_ACTIVE_HIGH>;
		regulator-boot-on;
		status = "okay";
	};

	sdram1: sdram@c0000000 {
		compatible = "zephyr,memory-region", "mmio-sram";
		device_type = "memory";
		reg = <0xc0000000 DT_SIZE_M(8)>;
		zephyr,memory-region = "SDRAM1";
		zephyr,memory-attr = <( DT_MEM_ARM(ATTR_MPU_RAM) )>;
	};
};

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

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

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

/** The power supply for the Portenta H7 is based on a ST PSU reference design.
 *  The design specification from this reference design limits the maximum
 *  clock speed to 400 MHz.
 *        Refer: section 8.1 of the reference design guide.
 */

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

/* USART1 is enabled on M4 by default */
&usart1 {
	status = "disabled";
};

&i2c1 {
	status = "okay";

	pf1550: pmic@8 {
		status = "okay";
		reg = <0x8>;
		compatible = "nxp,pf1550";

		pmic_regulators: regulators {
			status = "okay";
			compatible = "nxp,pf1550-regulator";
			pf1550_sw1: BUCK1 {
				regulator-init-microvolt = <3000000>;
				regulator-boot-on;
			};
			pf1550_sw2: BUCK2 {
				regulator-init-microvolt = <3300000>;
				regulator-boot-on;
			};
			pf1550_sw3: BUCK3 {
				regulator-init-microvolt = <3300000>;
				regulator-init-microamp = <2000000>;
				regulator-boot-on;
			};
			pf1550_ldo1: LDO1 {
				regulator-init-microvolt = <1000000>;
				regulator-boot-on;
			};
			pf1550_ldo2: LDO2 {
				regulator-init-microvolt = <1800000>;
				regulator-boot-on;
			};
			pf1550_ldo3: LDO3 {
				regulator-init-microvolt = <1200000>;
				regulator-boot-on;
			};
		};

		pmic_charger: charger {
			status = "okay";
			compatible = "nxp,pf1550-charger";
			constant-charge-current-max-microamp = <100000>;
			constant-charge-voltage-max-microvolt = <4200000>;
			pf1550,int-gpios = <&gpiok 0 0>;
			pf1550,led-behaviour = "manual-off";
			pf1550,system-voltage-min-threshold-microvolt = <3500000>;
			pf1550,thermistor-monitoring-mode = "thermistor";
			pf1550,vbus-current-limit-microamp = <1500000>;
		};
	};
};

/* Only one should be enabled */
&usbotg_fs {
	status = "disabled";
};

&usbotg_hs {
	status = "okay";
};

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

		boot_partition: partition@0 {
			label = "mcuboot";
			reg = <0x00000000 0x00010000>;
			read-only;
		};
		/*
		 * The flash starting at 0x00010000 and ending at
		 * 0x0001ffff (sectors 16-31) is reserved for use
		 * by the application.
		 */
		scratch_partition: partition@10000 {
			label = "image-scratch";
			reg = <0x00010000 0x00030000>;
		};
		/* The arduino default bootloader occupies the address space 0x0 - 0x40000.
		 * This way regardless of the user's choice to use the mcuboot bootloader,
		 * applications will be located at 0x40000 which will be loaded by the
		 * arduino bootloader.
		 */
		slot0_partition: partition@40000 {
			label = "image-0";
			reg = <0x00040000 0x00060000>;
		};
		slot1_partition: partition@A0000 {
			label = "image-1";
			reg = <0x000A0000 0x00060000>;
		};
	};
};

&uart7 {
	pinctrl-0 = <&uart7_tx_pa15 &uart7_rx_pf6
		     &uart7_cts_pf9 &uart7_rts_pf8>;
	pinctrl-names = "default";
	current-speed = <115200>;
	hw-flow-control;
	status = "okay";

	bt_hci_uart: bt_hci_uart {
		compatible = "zephyr,bt-hci-uart";
		status = "okay";

		murata-1dx {
			compatible = "infineon,cyw43xxx-bt-hci";
			bt-reg-on-gpios = <&gpioj 12 GPIO_ACTIVE_HIGH>;
			bt-host-wake-gpios = <&gpioj 13 GPIO_ACTIVE_HIGH>;
			bt-dev-wake-gpios = <&gpioj 14 GPIO_ACTIVE_HIGH>;
		};
	};
};