// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti.com/
 *
 * Design Files: https://www.ti.com/lit/zip/SPRR466
 * TRM: https://www.ti.com/lit/zip/spruj52
 */

/dts-v1/;

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

/ {
	compatible = "ti,am69-sk", "ti,j784s4";
	model = "Texas Instruments AM69 SK";

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

	aliases {
		serial2 = &main_uart8;
		mmc0 = &main_sdhci0;
		mmc1 = &main_sdhci1;
		i2c0 = &main_i2c0;
		ethernet0 = &mcu_cpsw_port1;
	};

	memory@80000000 {
		device_type = "memory";
		/* 32G RAM */
		reg = <0x00000000 0x80000000 0x00000000 0x80000000>,
		      <0x00000008 0x80000000 0x00000007 0x80000000>;
		bootph-pre-ram;
	};

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

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

	vusb_main: regulator-vusb-main5v0 {
		/* USB MAIN INPUT 5V DC */
		compatible = "regulator-fixed";
		regulator-name = "vusb-main5v0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
		regulator-boot-on;
	};

	vsys_5v0: regulator-vsys5v0 {
		/* Output of LM61460 */
		compatible = "regulator-fixed";
		regulator-name = "vsys_5v0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vusb_main>;
		regulator-always-on;
		regulator-boot-on;
	};

	vsys_3v3: regulator-vsys3v3 {
		/* Output of LM5143 */
		compatible = "regulator-fixed";
		regulator-name = "vsys_3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vusb_main>;
		regulator-always-on;
		regulator-boot-on;
	};

	vdd_mmc1: regulator-sd {
		/* Output of TPS22918 */
		compatible = "regulator-fixed";
		regulator-name = "vdd_mmc1";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		enable-active-high;
		vin-supply = <&vsys_3v3>;
		gpio = <&exp1 2 GPIO_ACTIVE_HIGH>;
	};

	vdd_sd_dv: regulator-tlv71033 {
		/* Output of TLV71033 */
		compatible = "regulator-gpio";
		regulator-name = "tlv71033";
		pinctrl-names = "default";
		pinctrl-0 = <&vdd_sd_dv_pins_default>;
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		vin-supply = <&vsys_5v0>;
		gpios = <&main_gpio0 49 GPIO_ACTIVE_HIGH>;
		states = <1800000 0x0>,
			 <3300000 0x1>;
	};
};

&wkup_pmx0 {
	mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins-default {
		pinctrl-single,pins = <
			J784S4_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (E32) MCU_OSPI0_CLK */
			J784S4_WKUP_IOPAD(0x02c, PIN_OUTPUT, 0) /* (A32) MCU_OSPI0_CSn0 */
			J784S4_WKUP_IOPAD(0x00c, PIN_INPUT, 0) /* (B33) MCU_OSPI0_D0 */
			J784S4_WKUP_IOPAD(0x010, PIN_INPUT, 0) /* (B32) MCU_OSPI0_D1 */
			J784S4_WKUP_IOPAD(0x014, PIN_INPUT, 0) /* (C33) MCU_OSPI0_D2 */
			J784S4_WKUP_IOPAD(0x018, PIN_INPUT, 0) /* (C35) MCU_OSPI0_D3 */
			J784S4_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (D33) MCU_OSPI0_D4 */
			J784S4_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (D34) MCU_OSPI0_D5 */
			J784S4_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (E34) MCU_OSPI0_D6 */
			J784S4_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (E33) MCU_OSPI0_D7 */
			J784S4_WKUP_IOPAD(0x008, PIN_INPUT, 0) /* (C34) MCU_OSPI0_DQS */
		>;
	};
};

&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_uart0_pins_default: mcu-uart0-pins-default {
		pinctrl-single,pins = <
			J784S4_WKUP_IOPAD(0x08C, PIN_INPUT, 0) /* (K38) MCU_UART0_RXD */
			J784S4_WKUP_IOPAD(0x088, PIN_OUTPUT, 0) /* (J37) MCU_UART0_TXD */
		>;
	};

	wkup_uart0_pins_default: wkup-uart0-pins-default {
		pinctrl-single,pins = <
			J784S4_WKUP_IOPAD(0x070, PIN_INPUT, 0) /* (L37) WKUP_UART0_CTSn */
			J784S4_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (L36) WKUP_UART0_RTSn */
			J784S4_WKUP_IOPAD(0x048, PIN_INPUT, 0) /* (K35) WKUP_UART0_RXD */
			J784S4_WKUP_IOPAD(0x04c, PIN_OUTPUT, 0) /* (K34) WKUP_UART0_TXD */
		>;
	};

};


&main_pmx0 {
	main_uart8_pins_default: main-uart8-pins-default {
		pinctrl-single,pins = <
			J784S4_IOPAD(0x0d0, PIN_INPUT, 11) /* (AP38) SPI0_CS1.UART8_RXD */
			J784S4_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AN38) SPI0_CLK.UART8_TXD */
		>;
	};

	main_i2c0_pins_default: main-i2c0-pins-default {
		pinctrl-single,pins = <
			J784S4_IOPAD(0x0e0, PIN_INPUT_PULLUP, 0) /* (AN36) I2C0_SCL */
			J784S4_IOPAD(0x0e4, PIN_INPUT_PULLUP, 0) /* (AP37) I2C0_SDA */
		>;
	};

	main_mmc1_pins_default: main-mmc1-pins-default {
		pinctrl-single,pins = <
			J784S4_IOPAD(0x104, PIN_INPUT, 0) /* (AB38) MMC1_CLK */
			J784S4_IOPAD(0x108, PIN_INPUT, 0) /* (AB36) MMC1_CMD */
			J784S4_IOPAD(0x100, PIN_INPUT, 0) /* (No Pin) MMC1_CLKLB */
			J784S4_IOPAD(0x0fc, PIN_INPUT, 0) /* (AA33) MMC1_DAT0 */
			J784S4_IOPAD(0x0f8, PIN_INPUT, 0) /* (AB34) MMC1_DAT1 */
			J784S4_IOPAD(0x0f4, PIN_INPUT, 0) /* (AA32) MMC1_DAT2 */
			J784S4_IOPAD(0x0f0, PIN_INPUT, 0) /* (AC38) MMC1_DAT3 */
			J784S4_IOPAD(0x0e8, PIN_INPUT, 8) /* (AR38) TIMER_IO0.MMC1_SDCD */
		>;
	};

	main_usbss0_pins_default: main-usbss0-pins-default {
		pinctrl-single,pins = <
			J784S4_IOPAD(0x0ec, PIN_OUTPUT, 6) /* (AN37) TIMER_IO1.USB0_DRVVBUS */
		>;
	};

	vdd_sd_dv_pins_default: vdd-sd-dv-pins-default {
		pinctrl-single,pins = <
			J784S4_IOPAD(0x0C4, PIN_INPUT, 7) /* (AD36) ECAP0_IN_APWM_OUT.GPIO0_49 */
		>;
	};
};

&wkup_uart0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&wkup_uart0_pins_default>;
};

&mcu_uart0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mcu_uart0_pins_default>;
};

&main_uart8 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&main_uart8_pins_default>;
};

&main_i2c0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&main_i2c0_pins_default>;
	clock-frequency = <400000>;

	exp1: gpio@21 {
		compatible = "ti,tca6416";
		reg = <0x21>;
		gpio-controller;
		#gpio-cells = <2>;
		gpio-line-names	= "BOARDID_EEPROM_WP", "CAN_STB", "GPIO_uSD_PWR_EN",
				"IO_EXP_MCU_RGMII_RST#", "IO_EXP_PCIe0_4L_PERST#",
				"IO_EXP_PCIe1_M.2_RTSz", "IO_EXP_PCIe3_M.2_RTSz",
				"PM_INA_BUS_EN", "ENET1_EXP_PWRDN", "EXP1_ENET_RSTz",
				"ENET1_I2CMUX_SEL", "PCIe0_CLKREQ#", "PCIe1_M.2_CLKREQ#",
				"PCIe3_M2_CLKREQ#", "PCIe0_PRSNT2#_1", "PCIe0_PRSNT2#_2";
	};
};

&ospi0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;

	flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0x0>;
		spi-tx-bus-width = <8>;
		spi-rx-bus-width = <8>;
		spi-max-frequency = <25000000>;
		cdns,tshsl-ns = <60>;
		cdns,tsd2d-ns = <60>;
		cdns,tchsh-ns = <60>;
		cdns,tslch-ns = <60>;
		cdns,read-delay = <4>;
		cdns,phy-mode;

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

			partition@0 {
				label = "ospi.tiboot3";
				reg = <0x0 0x80000>;
			};

			partition@80000 {
				label = "ospi.tispl";
				reg = <0x80000 0x200000>;
			};

			partition@280000 {
				label = "ospi.u-boot";
				reg = <0x280000 0x400000>;
			};

			partition@680000 {
				label = "ospi.env";
				reg = <0x680000 0x40000>;
			};

			partition@6c0000 {
				label = "ospi.env.backup";
				reg = <0x6c0000 0x40000>;
			};

			partition@800000 {
				label = "ospi.rootfs";
				reg = <0x800000 0x37c0000>;
			};

			partition@3fc0000 {
				label = "ospi.phypattern";
				reg = <0x3fc0000 0x40000>;
			};
		};
	};
};

&main_sdhci0 {
	/* eMMC */
	status = "okay";
	non-removable;
	ti,driver-strength-ohm = <50>;
	disable-wp;
};

&main_sdhci1 {
	/* SD card */
	status = "okay";
	pinctrl-0 = <&main_mmc1_pins_default>;
	pinctrl-names = "default";
	disable-wp;
	vmmc-supply = <&vdd_mmc1>;
	vqmmc-supply = <&vdd_sd_dv>;
};

&main_gpio0 {
	status = "okay";
};


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

&davinci_mdio {
	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>;
};

&serdes_ln_ctrl {
	idle-states =	<J784S4_SERDES0_LANE0_PCIE1_LANE0>, <J784S4_SERDES0_LANE1_PCIE1_LANE1>,
			<J784S4_SERDES0_LANE2_PCIE3_LANE0>, <J784S4_SERDES0_LANE3_USB>,
			<J784S4_SERDES1_LANE0_PCIE0_LANE0>, <J784S4_SERDES1_LANE1_PCIE0_LANE1>,
			<J784S4_SERDES1_LANE2_PCIE0_LANE2>, <J784S4_SERDES1_LANE3_PCIE0_LANE3>,
			<J784S4_SERDES2_LANE0_IP2_UNUSED>, <J784S4_SERDES2_LANE1_IP2_UNUSED>,
			<J784S4_SERDES2_LANE2_IP3_UNUSED>, <J784S4_SERDES2_LANE3_IP3_UNUSED>;
};

&serdes_refclk {
	clock-frequency = <100000000>;
};

&serdes_wiz0 {
	status = "okay";
};

&serdes0 {
	status = "okay";
	serdes0_usb_link: phy@3 {
		reg = <3>;
		cdns,num-lanes = <1>;
		#phy-cells = <0>;
		cdns,phy-type = <PHY_TYPE_USB3>;
		resets = <&serdes_wiz0 4>;
	};
};

&usb_serdes_mux {
	idle-states = <0>; /* USB0 to SERDES0 */
};

&usbss0 {
	status = "okay";
	pinctrl-0 = <&main_usbss0_pins_default>;
	pinctrl-names = "default";
	ti,vbus-divider;
};

&usb0 {
	dr_mode = "host";
	maximum-speed = "super-speed";
	phys = <&serdes0_usb_link>;
	phy-names = "cdns3,usb3-phy";
};