xref: /openbmc/linux/arch/arm64/boot/dts/ti/k3-am654-base-board.dts (revision 3ae28642a110485f71091f0a631492e78b396b2b)

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2016-2020 Texas Instruments Incorporated - https://www.ti.com/
 */

/dts-v1/;

#include "k3-am654.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/net/ti-dp83867.h>

/ {
	compatible = "ti,am654-evm", "ti,am654";
	model = "Texas Instruments AM654 Base Board";

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

	memory@80000000 {
		device_type = "memory";
		/* 4G RAM */
		reg = <0x00000000 0x80000000 0x00000000 0x80000000>,
		      <0x00000008 0x80000000 0x00000000 0x80000000>;
	};

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

		secure_ddr: secure-ddr@9e800000 {
			reg = <0 0x9e800000 0 0x01800000>; /* for OP-TEE */
			alignment = <0x1000>;
			no-map;
		};

		mcu_r5fss0_core0_dma_memory_region: r5f-dma-memory@a0000000 {
			compatible = "shared-dma-pool";
			reg = <0 0xa0000000 0 0x100000>;
			no-map;
		};

		mcu_r5fss0_core0_memory_region: r5f-memory@a0100000 {
			compatible = "shared-dma-pool";
			reg = <0 0xa0100000 0 0xf00000>;
			no-map;
		};

		mcu_r5fss0_core1_dma_memory_region: r5f-dma-memory@a1000000 {
			compatible = "shared-dma-pool";
			reg = <0 0xa1000000 0 0x100000>;
			no-map;
		};

		mcu_r5fss0_core1_memory_region: r5f-memory@a1100000 {
			compatible = "shared-dma-pool";
			reg = <0 0xa1100000 0 0xf00000>;
			no-map;
		};

		rtos_ipc_memory_region: ipc-memories@a2000000 {
			reg = <0x00 0xa2000000 0x00 0x00100000>;
			alignment = <0x1000>;
			no-map;
		};
	};

	gpio-keys {
		compatible = "gpio-keys";
		autorepeat;
		pinctrl-names = "default";
		pinctrl-0 = <&push_button_pins_default>;

		switch-5 {
			label = "GPIO Key USER1";
			linux,code = <BTN_0>;
			gpios = <&wkup_gpio0 24 GPIO_ACTIVE_LOW>;
		};

		switch-6 {
			label = "GPIO Key USER2";
			linux,code = <BTN_1>;
			gpios = <&wkup_gpio0 27 GPIO_ACTIVE_LOW>;
		};
	};

	evm_12v0: fixedregulator-evm12v0 {
		/* main supply */
		compatible = "regulator-fixed";
		regulator-name = "evm_12v0";
		regulator-min-microvolt = <12000000>;
		regulator-max-microvolt = <12000000>;
		regulator-always-on;
		regulator-boot-on;
	};

	vcc3v3_io: fixedregulator-vcc3v3io {
		/* Output of TPS54334 */
		compatible = "regulator-fixed";
		regulator-name = "vcc3v3_io";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&evm_12v0>;
	};

	vdd_mmc1_sd: fixedregulator-sd {
		compatible = "regulator-fixed";
		regulator-name = "vdd_mmc1_sd";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		enable-active-high;
		vin-supply = <&vcc3v3_io>;
		gpio = <&pca9554 4 GPIO_ACTIVE_HIGH>;
	};
};

&wkup_pmx0 {
	wkup_uart0_pins_default: wkup-uart0-pins-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x00a0, PIN_INPUT, 0)	/* (AB1) WKUP_UART0_RXD */
			AM65X_WKUP_IOPAD(0x00a4, PIN_OUTPUT, 0)	/* (AB5) WKUP_UART0_TXD */
			AM65X_WKUP_IOPAD(0x00c8, PIN_INPUT, 1)	/* (AC2) WKUP_GPIO0_6.WKUP_UART0_CTSn */
			AM65X_WKUP_IOPAD(0x00cc, PIN_OUTPUT, 1)	/* (AC1) WKUP_GPIO0_7.WKUP_UART0_RTSn */
		>;
	};

	wkup_i2c0_pins_default: wkup-i2c0-pins-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x00e0, PIN_INPUT, 0) /* (AC7) WKUP_I2C0_SCL */
			AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */
		>;
	};

	push_button_pins_default: push-button-pins-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x0030, PIN_INPUT, 7) /* (R5) WKUP_GPIO0_24 */
			AM65X_WKUP_IOPAD(0x003c, PIN_INPUT, 7) /* (P2) WKUP_GPIO0_27 */
		>;
	};

	mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* (V1) MCU_OSPI0_CLK */
			AM65X_WKUP_IOPAD(0x0008, PIN_INPUT, 0)	 /* (U2) MCU_OSPI0_DQS */
			AM65X_WKUP_IOPAD(0x000c, PIN_INPUT, 0)  /* (U4) MCU_OSPI0_D0 */
			AM65X_WKUP_IOPAD(0x0010, PIN_INPUT, 0)  /* (U5) MCU_OSPI0_D1 */
			AM65X_WKUP_IOPAD(0x0014, PIN_INPUT, 0)  /* (T2) MCU_OSPI0_D2 */
			AM65X_WKUP_IOPAD(0x0018, PIN_INPUT, 0)  /* (T3) MCU_OSPI0_D3 */
			AM65X_WKUP_IOPAD(0x001c, PIN_INPUT, 0)  /* (T4) MCU_OSPI0_D4 */
			AM65X_WKUP_IOPAD(0x0020, PIN_INPUT, 0)  /* (T5) MCU_OSPI0_D5 */
			AM65X_WKUP_IOPAD(0x0024, PIN_INPUT, 0)  /* (R2) MCU_OSPI0_D6 */
			AM65X_WKUP_IOPAD(0x0028, PIN_INPUT, 0)  /* (R3) MCU_OSPI0_D7 */
			AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */
		>;
	};

	wkup_pca554_default: wkup-pca554-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x0034, PIN_INPUT, 7) /* (T1) MCU_OSPI1_CLK.WKUP_GPIO0_25 */
		>;
	};

	mcu_uart0_pins_default: mcu-uart0-pins-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x0044, PIN_INPUT, 4)	/* (P4) MCU_OSPI1_D1.MCU_UART0_RXD */
			AM65X_WKUP_IOPAD(0x0048, PIN_OUTPUT, 4)	/* (P5) MCU_OSPI1_D2.MCU_UART0_TXD */
			AM65X_WKUP_IOPAD(0x004C, PIN_INPUT, 4)	/* (P1) MCU_OSPI1_D3.MCU_UART0_CTSn */
			AM65X_WKUP_IOPAD(0x0054, PIN_OUTPUT, 4)	/* (N3) MCU_OSPI1_CSn1.MCU_UART0_RTSn */
		>;
	};

	mcu_cpsw_pins_default: mcu-cpsw-pins-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x0058, PIN_OUTPUT, 0) /* (N4) MCU_RGMII1_TX_CTL */
			AM65X_WKUP_IOPAD(0x005c, PIN_INPUT, 0) /* (N5) MCU_RGMII1_RX_CTL */
			AM65X_WKUP_IOPAD(0x0060, PIN_OUTPUT, 0) /* (M2) MCU_RGMII1_TD3 */
			AM65X_WKUP_IOPAD(0x0064, PIN_OUTPUT, 0) /* (M3) MCU_RGMII1_TD2 */
			AM65X_WKUP_IOPAD(0x0068, PIN_OUTPUT, 0) /* (M4) MCU_RGMII1_TD1 */
			AM65X_WKUP_IOPAD(0x006c, PIN_OUTPUT, 0) /* (M5) MCU_RGMII1_TD0 */
			AM65X_WKUP_IOPAD(0x0078, PIN_INPUT, 0) /* (L2) MCU_RGMII1_RD3 */
			AM65X_WKUP_IOPAD(0x007c, PIN_INPUT, 0) /* (L5) MCU_RGMII1_RD2 */
			AM65X_WKUP_IOPAD(0x0080, PIN_INPUT, 0) /* (M6) MCU_RGMII1_RD1 */
			AM65X_WKUP_IOPAD(0x0084, PIN_INPUT, 0) /* (L6) MCU_RGMII1_RD0 */
			AM65X_WKUP_IOPAD(0x0070, PIN_OUTPUT, 0) /* (N1) MCU_RGMII1_TXC */
			AM65X_WKUP_IOPAD(0x0074, PIN_INPUT, 0) /* (M1) MCU_RGMII1_RXC */
		>;
	};

	mcu_mdio_pins_default: mcu-mdio1-pins-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x008c, PIN_OUTPUT, 0) /* (L1) MCU_MDIO0_MDC */
			AM65X_WKUP_IOPAD(0x0088, PIN_INPUT, 0) /* (L4) MCU_MDIO0_MDIO */
		>;
	};

	mcu_i2c0_pins_default: mcu-i2c0-pins-default {
		pinctrl-single,pins = <
			AM65X_WKUP_IOPAD(0x00e8, PIN_INPUT,  0) /* (AD8) MCU_I2C0_SCL */
			AM65X_WKUP_IOPAD(0x00ec, PIN_INPUT,  0) /* (AD7) MCU_I2C0_SDA */
		>;
	};
};

&main_pmx0 {
	main_uart0_pins_default: main-uart0-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x01e4, PIN_INPUT, 0)	/* (AF11) UART0_RXD */
			AM65X_IOPAD(0x01e8, PIN_OUTPUT, 0)	/* (AE11) UART0_TXD */
			AM65X_IOPAD(0x01ec, PIN_INPUT, 0)	/* (AG11) UART0_CTSn */
			AM65X_IOPAD(0x01f0, PIN_OUTPUT, 0)	/* (AD11) UART0_RTSn */
		>;
	};

	main_i2c2_pins_default: main-i2c2-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x0074, PIN_INPUT, 5) /* (T27) GPMC0_CSn3.I2C2_SCL */
			AM65X_IOPAD(0x0070, PIN_INPUT, 5) /* (R25) GPMC0_CSn2.I2C2_SDA */
		>;
	};

	main_spi0_pins_default: main-spi0-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x01c4, PIN_INPUT, 0) /* (AH13) SPI0_CLK */
			AM65X_IOPAD(0x01c8, PIN_INPUT, 0) /* (AE13) SPI0_D0 */
			AM65X_IOPAD(0x01cc, PIN_INPUT, 0) /* (AD13) SPI0_D1 */
			AM65X_IOPAD(0x01bc, PIN_OUTPUT, 0) /* (AG13) SPI0_CS0 */
		>;
	};

	main_mmc0_pins_default: main-mmc0-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x01a8, PIN_INPUT_PULLDOWN, 0) /* (B25) MMC0_CLK */
			AM65X_IOPAD(0x01ac, PIN_INPUT_PULLUP, 0) /* (B27) MMC0_CMD */
			AM65X_IOPAD(0x01a4, PIN_INPUT_PULLUP, 0) /* (A26) MMC0_DAT0 */
			AM65X_IOPAD(0x01a0, PIN_INPUT_PULLUP, 0) /* (E25) MMC0_DAT1 */
			AM65X_IOPAD(0x019c, PIN_INPUT_PULLUP, 0) /* (C26) MMC0_DAT2 */
			AM65X_IOPAD(0x0198, PIN_INPUT_PULLUP, 0) /* (A25) MMC0_DAT3 */
			AM65X_IOPAD(0x0194, PIN_INPUT_PULLUP, 0) /* (E24) MMC0_DAT4 */
			AM65X_IOPAD(0x0190, PIN_INPUT_PULLUP, 0) /* (A24) MMC0_DAT5 */
			AM65X_IOPAD(0x018c, PIN_INPUT_PULLUP, 0) /* (B26) MMC0_DAT6 */
			AM65X_IOPAD(0x0188, PIN_INPUT_PULLUP, 0) /* (D25) MMC0_DAT7 */
			AM65X_IOPAD(0x01b4, PIN_INPUT_PULLUP, 0) /* (A23) MMC0_SDCD */
			AM65X_IOPAD(0x01b0, PIN_INPUT, 0) /* (C25) MMC0_DS */
		>;
	};

	main_mmc1_pins_default: main-mmc1-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x02d4, PIN_INPUT_PULLDOWN, 0) /* (C27) MMC1_CLK */
			AM65X_IOPAD(0x02d8, PIN_INPUT_PULLUP, 0) /* (C28) MMC1_CMD */
			AM65X_IOPAD(0x02d0, PIN_INPUT_PULLUP, 0) /* (D28) MMC1_DAT0 */
			AM65X_IOPAD(0x02cc, PIN_INPUT_PULLUP, 0) /* (E27) MMC1_DAT1 */
			AM65X_IOPAD(0x02c8, PIN_INPUT_PULLUP, 0) /* (D26) MMC1_DAT2 */
			AM65X_IOPAD(0x02c4, PIN_INPUT_PULLUP, 0) /* (D27) MMC1_DAT3 */
			AM65X_IOPAD(0x02dc, PIN_INPUT_PULLUP, 0) /* (B24) MMC1_SDCD */
			AM65X_IOPAD(0x02e0, PIN_INPUT, 0) /* (C24) MMC1_SDWP */
		>;
	};

	usb1_pins_default: usb1-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x02c0, PIN_OUTPUT, 0) /* (AC8) USB1_DRVVBUS */
		>;
	};
};

&main_pmx1 {
	main_i2c0_pins_default: main-i2c0-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x0000, PIN_INPUT, 0) /* (D20) I2C0_SCL */
			AM65X_IOPAD(0x0004, PIN_INPUT, 0) /* (C21) I2C0_SDA */
		>;
	};

	main_i2c1_pins_default: main-i2c1-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x0008, PIN_INPUT, 0) /* (B21) I2C1_SCL */
			AM65X_IOPAD(0x000c, PIN_INPUT, 0) /* (E21) I2C1_SDA */
		>;
	};

	ecap0_pins_default: ecap0-pins-default {
		pinctrl-single,pins = <
			AM65X_IOPAD(0x0010, PIN_INPUT, 0) /* (D21) ECAP0_IN_APWM_OUT */
		>;
	};
};

&wkup_uart0 {
	/* Wakeup UART is used by System firmware */
	status = "reserved";
	pinctrl-names = "default";
	pinctrl-0 = <&wkup_uart0_pins_default>;
};

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

&main_uart0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&main_uart0_pins_default>;
	power-domains = <&k3_pds 146 TI_SCI_PD_SHARED>;
};

&wkup_i2c0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&wkup_i2c0_pins_default>;
	clock-frequency = <400000>;

	pca9554: gpio@39 {
		compatible = "nxp,pca9554";
		reg = <0x39>;
		gpio-controller;
		#gpio-cells = <2>;
		pinctrl-names = "default";
		pinctrl-0 = <&wkup_pca554_default>;
		interrupt-parent = <&wkup_gpio0>;
		interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
		interrupt-controller;
		#interrupt-cells = <2>;
	};
};

&mcu_i2c0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mcu_i2c0_pins_default>;
	clock-frequency = <400000>;
};

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

	pca9555: gpio@21 {
		compatible = "nxp,pca9555";
		reg = <0x21>;
		gpio-controller;
		#gpio-cells = <2>;
	};
};

&main_i2c1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&main_i2c1_pins_default>;
	clock-frequency = <400000>;
};

&main_i2c2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&main_i2c2_pins_default>;
	clock-frequency = <400000>;
};

&ecap0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&ecap0_pins_default>;
};

&main_spi0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&main_spi0_pins_default>;
	#address-cells = <1>;
	#size-cells = <0>;
	ti,pindir-d0-out-d1-in;

	flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0x0>;
		spi-tx-bus-width = <1>;
		spi-rx-bus-width = <1>;
		spi-max-frequency = <48000000>;
	};
};

&sdhci0 {
	pinctrl-names = "default";
	pinctrl-0 = <&main_mmc0_pins_default>;
	bus-width = <8>;
	non-removable;
	ti,driver-strength-ohm = <50>;
	disable-wp;
};

/*
 * Because of erratas i2025 and i2026 for silicon revision 1.0, the
 * SD card interface might fail. Boards with sr1.0 are recommended to
 * disable sdhci1
 */
&sdhci1 {
	vmmc-supply = <&vdd_mmc1_sd>;
	pinctrl-names = "default";
	pinctrl-0 = <&main_mmc1_pins_default>;
	ti,driver-strength-ohm = <50>;
	disable-wp;
};

&usb1 {
	pinctrl-names = "default";
	pinctrl-0 = <&usb1_pins_default>;
	dr_mode = "otg";
};

&dwc3_0 {
	status = "disabled";
};

&usb0_phy {
	status = "disabled";
};

&tscadc0 {
	adc {
		ti,adc-channels = <0 1 2 3 4 5 6 7>;
	};
};

&tscadc1 {
	adc {
		ti,adc-channels = <0 1 2 3 4 5 6 7>;
	};
};

&serdes0 {
	status = "disabled";
};

&serdes1 {
	status = "disabled";
};

&mailbox0_cluster0 {
	status = "okay";
	interrupts = <436>;

	mbox_mcu_r5fss0_core0: mbox-mcu-r5fss0-core0 {
		ti,mbox-tx = <1 0 0>;
		ti,mbox-rx = <0 0 0>;
	};
};

&mailbox0_cluster1 {
	status = "okay";
	interrupts = <432>;

	mbox_mcu_r5fss0_core1: mbox-mcu-r5fss0-core1 {
		ti,mbox-tx = <1 0 0>;
		ti,mbox-rx = <0 0 0>;
	};
};

&mcu_r5fss0_core0 {
	memory-region = <&mcu_r5fss0_core0_dma_memory_region>,
			<&mcu_r5fss0_core0_memory_region>;
	mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core0>;
};

&mcu_r5fss0_core1 {
	memory-region = <&mcu_r5fss0_core1_dma_memory_region>,
			<&mcu_r5fss0_core1_memory_region>;
	mboxes = <&mailbox0_cluster1 &mbox_mcu_r5fss0_core1>;
};

&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 = <0>;
	};
};

&mcu_cpsw {
	pinctrl-names = "default";
	pinctrl-0 = <&mcu_cpsw_pins_default>;
};

&davinci_mdio {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mcu_mdio_pins_default>;

	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>;
	};
};

&cpsw_port1 {
	phy-mode = "rgmii-rxid";
	phy-handle = <&phy0>;
};

&dss {
	status = "disabled";
};