// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
 * Copyright 2024 Toradex
 *
 * Common dtsi for Toradex Aquila AM69 SoM
 *
 * https://www.toradex.com/computer-on-modules/aquila-arm-family/ti-am69
 */

#include <dt-bindings/net/ti-dp83867.h>
#include <dt-bindings/gpio/gpio.h>
#include "k3-j784s4.dtsi"

#define RUNNING_ON_AM69SK

/ {
	chosen {
		stdout-path = "serial2:115200n8";
	};

	aliases {
		mmc0 = &main_sdhci0;
		mmc1 = &main_sdhci1;
		serial2 = &main_uart8;
	};

	memory@80000000 {
		device_type = "memory";
		/* 32G RAM */
		reg = <0x00 0x80000000 0x00 0x80000000>,
		      <0x08 0x80000000 0x07 0x80000000>;
		bootph-pre-ram;
	};

	reserved_memory: reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		/* global cma region */
		linux,cma {
			compatible = "shared-dma-pool";
			reusable;
			size = <0x00 0x70000000>;
			linux,cma-default;
		};

		secure_ddr: optee@9e800000 {
			reg = <0x00 0x9e800000 0x00 0x01800000>;
			no-map;
		};
	};

	reg_sdhc1_vmmc: regulator-sdhci1 {
		compatible = "regulator-fixed";
		enable-active-high;
		off-on-delay-us = <100000>;
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "+3V3_SD";
		startup-delay-us = <5000>;
	};
};

&main_pmx0 {
	/* Aquila SD_1 */
	pinctrl_main_mmc1: main-mmc1-default-pins {
		pinctrl-single,pins = <
			J784S4_IOPAD(0x104, PIN_INPUT, 0) /* (AB38) MMC1_CLK  */ /* AQUILA A6 */
			J784S4_IOPAD(0x108, PIN_INPUT, 0) /* (AB36) MMC1_CMD  */ /* AQUILA A4 */
			J784S4_IOPAD(0x0fc, PIN_INPUT, 0) /* (AA33) MMC1_DAT0 */ /* AQUILA A8 */
			J784S4_IOPAD(0x0f8, PIN_INPUT, 0) /* (AB34) MMC1_DAT1 */ /* AQUILA A9 */
			J784S4_IOPAD(0x0f4, PIN_INPUT, 0) /* (AA32) MMC1_DAT2 */ /* AQUILA A1 */
			J784S4_IOPAD(0x0f0, PIN_INPUT, 0) /* (AC38) MMC1_DAT3 */ /* AQUILA A3 */
			J784S4_IOPAD(0x0e8, PIN_INPUT, 8) /* (AR38) TIMER_IO0.MMC1_SDCD */ /* AQUILA A10 */
		>;
	};

	/* Aquila UART_3, used as the Linux console */
	pinctrl_main_uart8: main-uart8-default-pins {
		pinctrl-single,pins = <
#ifdef RUNNING_ON_AM69SK

			J784S4_IOPAD(0x0d0, PIN_INPUT, 11) /* (AP38) SPI0_CS1.UART8_RXD */
			J784S4_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AN38) SPI0_CLK.UART8_TXD */
#else
			J784S4_IOPAD(0x038, PIN_INPUT, 11)  /* (AK35) MCASP0_ACLKX.UART8_RXD */ /* AQUILA D22 */
			J784S4_IOPAD(0x03c, PIN_OUTPUT, 11) /* (AK38) MCASP0_AFSX.UART8_TXD  */ /* AQUILA D23 */
#endif
		>;
	};
};

&main_gpio0 {
	status = "okay";
};

/* On-module eMMC */
&main_sdhci0 {
	disable-wp;
	no-mmc-hs400; /* TODO: verify the actual status, copied from TI SK AM69 */
	non-removable;
	ti,driver-strength-ohm = <50>;
	status = "okay";
};

/* Aquila SD_1 */
&main_sdhci1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_main_mmc1>;
	disable-wp;
	vmmc-supply = <&reg_sdhc1_vmmc>;
	ti,driver-strength-ohm = <50>;
	status = "disabled";
};

/* Aquila UART_3, used as the Linux console */
&main_uart8 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_main_uart8>;
	status = "disabled";
};

#ifdef RUNNING_ON_AM69SK
/ {
	aliases {
		ethernet0 = &mcu_cpsw_port1;
	};
};

&wkup_pmx2 {
	mcu_cpsw_pins_default: mcu-cpsw-pins-default {
		pinctrl-single,pins = <
			J784S4_WKUP_IOPAD(0x02c, PIN_INPUT, 0) /* (A35) MCU_RGMII1_RD0 */
			J784S4_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (B36) MCU_RGMII1_RD1 */
			J784S4_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (C36) MCU_RGMII1_RD2 */
			J784S4_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (D36) MCU_RGMII1_RD3 */
			J784S4_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (B37) MCU_RGMII1_RXC */
			J784S4_WKUP_IOPAD(0x004, PIN_INPUT, 0) /* (C37) MCU_RGMII1_RX_CTL */
			J784S4_WKUP_IOPAD(0x014, PIN_OUTPUT, 0) /* (D37) MCU_RGMII1_TD0 */
			J784S4_WKUP_IOPAD(0x010, PIN_OUTPUT, 0) /* (D38) MCU_RGMII1_TD1 */
			J784S4_WKUP_IOPAD(0x00c, PIN_OUTPUT, 0) /* (E37) MCU_RGMII1_TD2 */
			J784S4_WKUP_IOPAD(0x008, PIN_OUTPUT, 0) /* (E38) MCU_RGMII1_TD3 */
			J784S4_WKUP_IOPAD(0x018, PIN_OUTPUT, 0) /* (E36) MCU_RGMII1_TXC */
			J784S4_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (C38) MCU_RGMII1_TX_CTL */
		>;
	};

	mcu_mdio_pins_default: mcu-mdio-pins-default {
		pinctrl-single,pins = <
			J784S4_WKUP_IOPAD(0x034, PIN_OUTPUT, 0) /* (A36) MCU_MDIO0_MDC */
			J784S4_WKUP_IOPAD(0x030, PIN_INPUT, 0) /* (B35) MCU_MDIO0_MDIO */
		>;
	};
};

&mcu_cpsw {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mcu_cpsw_pins_default>, <&mcu_mdio_pins_default>;
};

&davinci_mdio {
	status = "okay";
	mcu_phy0: ethernet-phy@0 {
		reg = <0>;
		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
		ti,min-output-impedance;
	};
};

&mcu_cpsw_port1 {
	status = "okay";
	phy-mode = "rgmii-rxid";
	phy-handle = <&mcu_phy0>;
};
#endif