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torvalds
GitHub Repository: torvalds/linux
Path: blob/master/arch/arm64/boot/dts/ti/k3-am62-verdin-zinnia.dtsi
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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
 * Copyright (c) Toradex
 *
 * Common dtsi for Verdin AM62 SoM on Zinnia carrier board
 *
 * https://www.toradex.com/computer-on-modules/verdin-arm-family/ti-am62
 * https://www.toradex.com/products/carrier-board/zinnia-carrier-board
 */

#include <dt-bindings/leds/common.h>
#include <dt-bindings/net/ti-dp83867.h>

/ {
	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_zinnia_leds>;

		/* LED1 Red - SODIMM 48 - LED1_R */
		led-0 {
			color = <LED_COLOR_ID_RED>;
			default-state = "off";
			function = LED_FUNCTION_STATUS;
			function-enumerator = <1>;
			gpios = <&main_gpio0 33 GPIO_ACTIVE_HIGH>;
		};

		/* LED1 Blue - SODIMM 46 - LED1_B */
		led-1 {
			color = <LED_COLOR_ID_BLUE>;
			default-state = "off";
			function = LED_FUNCTION_STATUS;
			function-enumerator = <1>;
			gpios = <&main_gpio0 34 GPIO_ACTIVE_HIGH>;
		};

		/* LED3 Red - SODIMM 44 - LED3_R */
		led-2 {
			color = <LED_COLOR_ID_RED>;
			default-state = "off";
			function = LED_FUNCTION_STATUS;
			function-enumerator = <3>;
			gpios = <&main_gpio0 37 GPIO_ACTIVE_HIGH>;
		};

		/* LED3 Green - SODIMM 54 - LED3_G */
		led-3 {
			color = <LED_COLOR_ID_GREEN>;
			default-state = "off";
			function = LED_FUNCTION_STATUS;
			function-enumerator = <3>;
			gpios = <&main_gpio0 11 GPIO_ACTIVE_HIGH>;
		};

		/* LED3 Blue - SODIMM 36 - LED3_B */
		led-4 {
			color = <LED_COLOR_ID_BLUE>;
			default-state = "off";
			function = LED_FUNCTION_STATUS;
			function-enumerator = <3>;
			gpios = <&main_gpio1 9 GPIO_ACTIVE_HIGH>;
		};

		/* LED4 Red - SODIMM 34 - LED4_R */
		led-5 {
			color = <LED_COLOR_ID_RED>;
			default-state = "off";
			function = LED_FUNCTION_STATUS;
			function-enumerator = <4>;
			gpios = <&main_gpio1 10 GPIO_ACTIVE_HIGH>;
		};

		/* LED4 Green - SODIMM 32 - LED4_G */
		led-6 {
			color = <LED_COLOR_ID_GREEN>;
			default-state = "off";
			function = LED_FUNCTION_STATUS;
			function-enumerator = <4>;
			gpios = <&main_gpio1 12 GPIO_ACTIVE_HIGH>;
		};

		/* LED4 Blue - SODIMM 30 - LED4_B */
		led-7 {
			color = <LED_COLOR_ID_BLUE>;
			default-state = "off";
			function = LED_FUNCTION_STATUS;
			function-enumerator = <4>;
			gpios = <&main_gpio1 11 GPIO_ACTIVE_HIGH>;
		};
	};

	zinnia-1v8-voltage {
		compatible = "voltage-divider";
		/* Verdin ADC_4 */
		io-channels = <&verdin_som_adc 4>;
		full-ohms = <39000>; /* 12K + 27K */
		output-ohms = <27000>;
	};

	zinnia-3v3-voltage {
		compatible = "voltage-divider";
		/* Verdin ADC_3 */
		io-channels = <&verdin_som_adc 5>;
		full-ohms = <54000>; /* 27K + 27K */
		output-ohms = <27000>;
	};

	zinnia-5v-voltage {
		compatible = "voltage-divider";
		/* Verdin ADC_2 */
		io-channels = <&verdin_som_adc 6>;
		full-ohms = <39000>; /* 27K + 12K */
		output-ohms = <12000>;
	};

	/* Zinnia Power Supply Input Voltage */
	zinnia-input-voltage {
		compatible = "voltage-divider";
		/* Verdin ADC_1 */
		io-channels = <&verdin_som_adc 7>;
		full-ohms = <204700>; /* 200K + 4.7K */
		output-ohms = <4700>;
	};
};

&main_pmx0 {
	pinctrl_zinnia_leds: zinnia-leds-default-pins {
		pinctrl-single,pins = <
			AM62X_IOPAD(0x019c, PIN_INPUT, 7) /* (B18) MCASP0_AXR1.GPIO1_9    */ /* SODIMM 36 */
			AM62X_IOPAD(0x01a0, PIN_INPUT, 7) /* (B20) MCASP0_AXR0.GPIO1_10   */ /* SODIMM 34 */
			AM62X_IOPAD(0x01a4, PIN_INPUT, 7) /* (A19) MCASP0_ACLKX.GPIO1_11  */ /* SODIMM 30 */
			AM62X_IOPAD(0x01a8, PIN_INPUT, 7) /* (A20) MCASP0_AFSX.GPIO1_12   */ /* SODIMM 32 */
			AM62X_IOPAD(0x0088, PIN_INPUT, 7) /* (L17) GPMC0_OEn_REn.GPIO0_33 */ /* SODIMM 48 */
			AM62X_IOPAD(0x0098, PIN_INPUT, 7) /* (R18) GPMC0_WAIT0.GPIO0_37   */ /* SODIMM 44 */
			AM62X_IOPAD(0x008c, PIN_INPUT, 7) /* (L25) GPMC0_WEn.GPIO0_34     */ /* SODIMM 46 */
			AM62X_IOPAD(0x002c, PIN_INPUT, 7) /* (F23) OSPI0_CSn0.GPIO0_11    */ /* SODIMM 54 */
		>;
	};
};

&mcu_pmx0 {
	pinctrl_zinnia_spi1_cs0_gpio: mcu-gpio0-11-default-pins {
		pinctrl-single,pins = <
			AM62X_MCU_IOPAD(0x002c, PIN_INPUT, 7) /* (C6) WKUP_UART0_CTSn.GPIO0_11 */ /* SODIMM 143 */
		>;
	};
};

/* Verdin ETH */
&cpsw3g {
	status = "okay";
};

/* MDIO, shared by Verdin ETH_1 (On-module PHY) and Verdin ETH_2_RGMII */
&cpsw3g_mdio {
	status = "okay";

	cpsw3g_phy1: ethernet-phy@2 {
		reg = <2>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_eth2_rgmii_int>;
		interrupt-parent = <&main_gpio0>;
		interrupts = <38 IRQ_TYPE_EDGE_FALLING>;
		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
	};
};

/* Verdin ETH_1 */
&cpsw_port1 {
	status = "okay";
};

/* Verdin ETH_2_RGMII */
&cpsw_port2 {
	phy-handle = <&cpsw3g_phy1>;
	phy-mode = "rgmii-id";

	status = "okay";
};

&main_gpio0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_ctrl_sleep_moci>,
		    <&pinctrl_gpio_5>,
		    <&pinctrl_gpio_6>,
		    <&pinctrl_gpio_7>,
		    <&pinctrl_gpio_8>,
		    <&pinctrl_qspi1_io0_gpio>;
	gpio-line-names =
		"", /* 0 */
		"",
		"",
		"DI3_RB", /* SODIMM 56 */
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 10 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 20 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 30 */
		"",
		"",
		"",
		"",
		"",
		"DI2_EN", /* SODIMM 218 */
		"",
		"",
		"",
		"DI2_RB", /* SODIMM 216 */ /* 40 */
		"DO3_EN", /* SODIMM 220 */
		"DI3_EN", /* SODIMM 222 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 50 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 60 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 70 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 80 */
		"",
		"",
		"",
		"",
		"",
		"";
};

&main_gpio1 {
	gpio-line-names =
		"", /* 0 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 10 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 20 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 30 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 40 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 50 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 60 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 70 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"", /* 80 */
		"",
		"",
		"",
		"",
		"",
		"",
		"";
};

/* Verdin I2C_1 */
&main_i2c1 {
	status = "okay";

	temperature-sensor@4f {
		compatible = "ti,tmp1075";
		reg = <0x4f>;
	};

	eeprom@57 {
		compatible = "st,24c02", "atmel,24c02";
		reg = <0x57>;
		pagesize = <16>;
	};
};

/* Verdin CAN_1 */
&main_mcan0 {
	status = "okay";
};

/* Verdin SPI_1 */
&main_spi1 {
	pinctrl-0 = <&pinctrl_spi1>,
		    <&pinctrl_zinnia_spi1_cs0_gpio>,
		    <&pinctrl_spi1_cs_gpio>;
	cs-gpios = <&mcu_gpio0 11 GPIO_ACTIVE_LOW>,
		   <&main_gpio0 7 GPIO_ACTIVE_LOW>;

	status = "okay";

	tpm@1 {
		compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
		reg = <1>;
		spi-max-frequency = <18500000>;
	};
};

/* Verdin UART_3 */
&main_uart0 {
	status = "okay";
};

/* Verdin UART_1 */
&main_uart1 {
	status = "okay";
};

&mcu_gpio0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpio_1>,
		    <&pinctrl_gpio_2>,
		    <&pinctrl_gpio_3>,
		    <&pinctrl_gpio_4>,
		    <&pinctrl_pcie_1_reset>;
	gpio-line-names =
		"",
		"DO1_EN", /* SODIMM 206 */
		"DI1_EN", /* SODIMM 208 */
		"DI1_RB", /* SODIMM 210 */
		"DO2_EN", /* SODIMM 212 */
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"",
		"";
};

/* Verdin SD_1 */
&sdhci1 {
	status = "okay";
};

/* Verdin USB_1 */
&usb0 {
	status = "okay";
};

/* Verdin USB_2 */
&usb1 {
	status = "okay";
};

/* Verdin USB_1 */
&usbss0 {
	status = "okay";
};

/* Verdin USB_2 */
&usbss1 {
	status = "okay";
};

/* Verdin PCIE_1_RESET# */
&verdin_pcie_1_reset_hog {
	status = "okay";
};

/* Verdin UART_2 */
&wkup_uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_wkup_uart0>, <&pinctrl_wkup_uart0_rts>;
	rs485-rts-active-low;
	rs485-rx-during-tx;
	linux,rs485-enabled-at-boot-time;

	status = "okay";
};