// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (C) 2023 PHYTEC Messtechnik GmbH
 * Christoph Stoidner <c.stoidner@phytec.de>
 *
 * Product homepage:
 * phyBOARD-Segin carrier board is reused for the i.MX93 design.
 * https://www.phytec.eu/en/produkte/single-board-computer/phyboard-segin-imx6ul/
 */

#include "imx93-u-boot.dtsi"

/ {
	wdt-reboot {
		compatible = "wdt-reboot";
		wdt = <&wdog3>;
		bootph-pre-ram;
		bootph-some-ram;
	};

	aliases {
		ethernet0 = &fec;
		ethernet1 = &eqos;
	};

	firmware {
		optee {
			compatible = "linaro,optee-tz";
			method = "smc";
		};
	};
};

&{/soc@0} {
	bootph-all;
	bootph-pre-ram;
};

&aips1 {
	bootph-pre-ram;
	bootph-all;
};

&aips2 {
	bootph-pre-ram;
	bootph-some-ram;
};

&aips3 {
	bootph-pre-ram;
	bootph-some-ram;
};

&iomuxc {
	bootph-pre-ram;
	bootph-some-ram;
};

&reg_usdhc2_vmmc {
	u-boot,off-on-delay-us = <20000>;
	bootph-pre-ram;
	bootph-some-ram;
};

&pinctrl_reg_usdhc2_vmmc {
	bootph-pre-ram;
};

&pinctrl_uart1 {
	bootph-pre-ram;
	bootph-some-ram;
};

&pinctrl_usdhc1 {
	bootph-pre-ram;
	bootph-some-ram;
};

&pinctrl_usdhc2_cd {
	bootph-pre-ram;
	bootph-some-ram;
};

&pinctrl_usdhc2_default {
	bootph-pre-ram;
	bootph-some-ram;
};

&pinctrl_usdhc2_100mhz {
	bootph-pre-ram;
	bootph-some-ram;
};

&pinctrl_usdhc2_200mhz {
	bootph-pre-ram;
	bootph-some-ram;
};

&gpio1 {
	bootph-pre-ram;
	bootph-some-ram;
};

&gpio2 {
	bootph-pre-ram;
	bootph-some-ram;
};

&gpio3 {
	bootph-pre-ram;
	bootph-some-ram;
};

&gpio4 {
	bootph-pre-ram;
	bootph-some-ram;
};

&lpuart1 {
	bootph-pre-ram;
	bootph-some-ram;
};

&usdhc1 {
	bootph-pre-ram;
	bootph-some-ram;
};

&usdhc2 {
	bootph-pre-ram;
	bootph-some-ram;
	fsl,signal-voltage-switch-extra-delay-ms = <8>;
};

&lpi2c1 {
	bootph-pre-ram;
	bootph-some-ram;
};

&lpi2c2 {
	bootph-pre-ram;
	bootph-some-ram;
};

&lpi2c3 {
	bootph-pre-ram;
	bootph-some-ram;
};

&s4muap {
	bootph-pre-ram;
	bootph-some-ram;
	status = "okay";
};

&clk {
	bootph-all;
	bootph-pre-ram;
	/delete-property/ assigned-clocks;
	/delete-property/ assigned-clock-rates;
	/delete-property/ assigned-clock-parents;
};

&osc_32k {
	bootph-all;
	bootph-pre-ram;
};

&osc_24m {
	bootph-all;
	bootph-pre-ram;
};

&clk_ext1 {
	bootph-all;
	bootph-pre-ram;
};

&wdog3 {
	bootph-all;
	bootph-pre-ram;
};

/*
 * The two nodes below won't be needed once nxp,pca9451a
 * support is added to the Linux kernel.
 */
&iomuxc {
	pinctrl_lpi2c3: lpi2c3grp {
		bootph-pre-ram;
		fsl,pins = <
			MX93_PAD_GPIO_IO28__LPI2C3_SDA		0x40000b9e
			MX93_PAD_GPIO_IO29__LPI2C3_SCL		0x40000b9e
		>;
	};

	pinctrl_pmic: pmicgrp {
		bootph-pre-ram;
		fsl,pins = <
			MX93_PAD_ENET2_RD3__GPIO4_IO27			0x31e
		>;
	};
};

&lpi2c3 {
	bootph-pre-ram;
	bootph-some-ram;
	clock-frequency = <400000>;
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&pinctrl_lpi2c3>;
	pinctrl-1 = <&pinctrl_lpi2c3>;
	status = "okay";

	pmic@25 {
		bootph-pre-ram;
		bootph-some-ram;
		compatible = "nxp,pca9451a";
		reg = <0x25>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pmic>;
		interrupt-parent = <&gpio4>;
		interrupts = <27 IRQ_TYPE_LEVEL_LOW>;

		regulators {
			bootph-pre-ram;
			bootph-some-ram;
			buck1: BUCK1 {
				regulator-name = "VDD_SOC";
				regulator-min-microvolt = <610000>;
				regulator-max-microvolt = <950000>;
				regulator-boot-on;
				regulator-always-on;
				regulator-ramp-delay = <3125>;
			};

			buck2: BUCK2 {
				regulator-name = "VDDQ_0V6";
				regulator-min-microvolt = <600000>;
				regulator-max-microvolt = <600000>;
				regulator-boot-on;
				regulator-always-on;
			};

			buck4: BUCK4 {
				regulator-name = "VDD_3V3_BUCK";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
				regulator-always-on;
			};

			buck5: BUCK5 {
				regulator-name = "VDD_1V8";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			buck6: BUCK6 {
				regulator-name = "VDD_1V1";
				regulator-min-microvolt = <1100000>;
				regulator-max-microvolt = <1100000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo1: LDO1 {
				regulator-name = "PMIC_SNVS_1V8";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo4: LDO4 {
				regulator-name = "VDD_0V8";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo5: LDO5 {
				regulator-name = "NVCC_SD2";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
				regulator-always-on;
			};
		};
	};
};