xref: /openbmc/linux/arch/arm/boot/dts/nxp/vf/vf610-zii-ssmb-spu3.dts (revision 2612e3bbc0386368a850140a6c9b990cd496a5ec)

// SPDX-License-Identifier: (GPL-2.0 OR MIT)

/*
 * Device tree file for ZII's SSMB SPU3 board
 *
 * SSMB - SPU3 Switch Management Board
 * SPU - Seat Power Unit
 *
 * Copyright (C) 2015, 2016 Zodiac Inflight Innovations
 *
 * Based on an original 'vf610-twr.dts' which is Copyright 2015,
 * Freescale Semiconductor, Inc.
 */

/dts-v1/;
#include "vf610.dtsi"

/ {
	model = "ZII VF610 SSMB SPU3 Board";
	compatible = "zii,vf610spu3", "zii,vf610dev", "fsl,vf610";

	chosen {
		stdout-path = &uart0;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x20000000>;
	};

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

		led-debug {
			label = "zii:green:debug1";
			gpios = <&gpio2 18 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	reg_vcc_3v3_mcu: regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcc_3v3_mcu";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	supply-voltage-monitor {
		compatible = "iio-hwmon";
		io-channels = <&adc0 8>, /* 12V_MAIN */
			      <&adc0 9>, /* +3.3V    */
			      <&adc1 8>, /* VCC_1V5  */
			      <&adc1 9>; /* VCC_1V2  */
	};
};

&adc0 {
	vref-supply = <&reg_vcc_3v3_mcu>;
	status = "okay";
};

&adc1 {
	vref-supply = <&reg_vcc_3v3_mcu>;
	status = "okay";
};

&dspi1 {
	bus-num = <1>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_dspi1>;
	/*
	 * Some SPU3s come with SPI-NOR chip DNPed, so we leave this
	 * node disabled by default and rely on bootloader to enable
	 * it when appropriate.
	 */
	status = "disabled";

	flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "m25p128", "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <50000000>;

		partition@0 {
			label = "m25p128-0";
			reg = <0x0 0x01000000>;
		};
	};
};

&edma0 {
	status = "okay";
};

&edma1 {
	status = "okay";
};

&esdhc0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_esdhc0>;
	bus-width = <8>;
	non-removable;
	no-1-8-v;
	keep-power-in-suspend;
	no-sdio;
	no-sd;
	status = "okay";
};

&esdhc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_esdhc1>;
	bus-width = <4>;
	no-sdio;
	status = "okay";
};

&fec1 {
	phy-mode = "rmii";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_fec1>;
	status = "okay";

	fixed-link {
		speed = <100>;
		full-duplex;
	};

	mdio1: mdio {
		#address-cells = <1>;
		#size-cells = <0>;
		clock-frequency = <12500000>;
		suppress-preamble;
		status = "okay";

		switch0: switch0@0 {
			compatible = "marvell,mv88e6190";
			pinctrl-0 = <&pinctrl_gpio_switch0>;
			pinctrl-names = "default";
			reg = <0>;
			eeprom-length = <65536>;
			interrupt-parent = <&gpio3>;
			interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
			interrupt-controller;
			#interrupt-cells = <2>;

			ports {
				#address-cells = <1>;
				#size-cells = <0>;

				port@0 {
					reg = <0>;
					phy-mode = "rmii";
					ethernet = <&fec1>;

					fixed-link {
						speed = <100>;
						full-duplex;
					};
				};

				port@1 {
					reg = <1>;
					label = "eth_cu_1000_1";
				};

				port@2 {
					reg = <2>;
					label = "eth_cu_1000_2";
				};

				port@3 {
					reg = <3>;
					label = "eth_cu_1000_3";
				};

				port@4 {
					reg = <4>;
					label = "eth_cu_1000_4";
				};

				port@5 {
					reg = <5>;
					label = "eth_cu_1000_5";
				};

				port@6 {
					reg = <6>;
					label = "eth_cu_1000_6";
				};
			};
		};
	};
};

&i2c0 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c0>;
	status = "okay";

	gpio6: io-expander@22 {
		compatible = "nxp,pca9554";
		reg = <0x22>;
		gpio-controller;
		#gpio-cells = <2>;
	};

	lm75@48 {
		compatible = "national,lm75";
		reg = <0x48>;
	};

	eeprom@50 {
		compatible = "atmel,24c04";
		reg = <0x50>;
		label = "nameplate";
	};

	eeprom@52 {
		compatible = "atmel,24c04";
		reg = <0x52>;
	};
};

&i2c1 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c1>;
	status = "okay";

	watchdog@38 {
		compatible = "zii,rave-wdt";
		reg = <0x38>;
	};
};

&snvsrtc {
	status = "disabled";
};

&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart0>;
	status = "okay";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1>;
	status = "okay";

	mcu {
		compatible = "zii,rave-sp-rdu2";
		current-speed = <1000000>;
		#address-cells = <1>;
		#size-cells = <1>;

		watchdog {
			compatible = "zii,rave-sp-watchdog";
		};

		eeprom@a3 {
			compatible = "zii,rave-sp-eeprom";
			reg = <0xa3 0x4000>;
			#address-cells = <1>;
			#size-cells = <1>;
			zii,eeprom-name = "main-eeprom";
		};
	};
};

&wdoga5 {
	status = "disabled";
};

&iomuxc {
	pinctrl_dspi1: dspi1grp {
		fsl,pins = <
			VF610_PAD_PTD5__DSPI1_CS0		0x1182
			VF610_PAD_PTD4__DSPI1_CS1		0x1182
			VF610_PAD_PTC6__DSPI1_SIN		0x1181
			VF610_PAD_PTC7__DSPI1_SOUT		0x1182
			VF610_PAD_PTC8__DSPI1_SCK		0x1182
		>;
	};

	pinctrl_esdhc0: esdhc0grp {
		fsl,pins = <
			VF610_PAD_PTC0__ESDHC0_CLK		0x31ef
			VF610_PAD_PTC1__ESDHC0_CMD		0x31ef
			VF610_PAD_PTC2__ESDHC0_DAT0		0x31ef
			VF610_PAD_PTC3__ESDHC0_DAT1		0x31ef
			VF610_PAD_PTC4__ESDHC0_DAT2		0x31ef
			VF610_PAD_PTC5__ESDHC0_DAT3		0x31ef
			VF610_PAD_PTD23__ESDHC0_DAT4		0x31ef
			VF610_PAD_PTD22__ESDHC0_DAT5		0x31ef
			VF610_PAD_PTD21__ESDHC0_DAT6		0x31ef
			VF610_PAD_PTD20__ESDHC0_DAT7		0x31ef
		>;
	};

	pinctrl_esdhc1: esdhc1grp {
		fsl,pins = <
			VF610_PAD_PTA24__ESDHC1_CLK		0x31ef
			VF610_PAD_PTA25__ESDHC1_CMD		0x31ef
			VF610_PAD_PTA26__ESDHC1_DAT0		0x31ef
			VF610_PAD_PTA27__ESDHC1_DAT1		0x31ef
			VF610_PAD_PTA28__ESDHC1_DATA2		0x31ef
			VF610_PAD_PTA29__ESDHC1_DAT3		0x31ef
		>;
	};

	pinctrl_fec1: fec1grp {
		fsl,pins = <
			VF610_PAD_PTA6__RMII_CLKIN		0x30d1
			VF610_PAD_PTC9__ENET_RMII1_MDC		0x30d2
			VF610_PAD_PTC10__ENET_RMII1_MDIO	0x30d3
			VF610_PAD_PTC11__ENET_RMII1_CRS		0x30d1
			VF610_PAD_PTC12__ENET_RMII1_RXD1	0x30d1
			VF610_PAD_PTC13__ENET_RMII1_RXD0	0x30d1
			VF610_PAD_PTC14__ENET_RMII1_RXER	0x30d1
			VF610_PAD_PTC15__ENET_RMII1_TXD1	0x30d2
			VF610_PAD_PTC16__ENET_RMII1_TXD0	0x30d2
			VF610_PAD_PTC17__ENET_RMII1_TXEN	0x30d2
		>;
	};

	pinctrl_gpio_switch0: pinctrl-gpio-switch0 {
		fsl,pins = <
			VF610_PAD_PTB28__GPIO_98		0x219d
		>;
	};

	pinctrl_i2c0: i2c0grp {
		fsl,pins = <
			VF610_PAD_PTB14__I2C0_SCL		0x37ff
			VF610_PAD_PTB15__I2C0_SDA		0x37ff
		>;
	};

	pinctrl_i2c1: i2c1grp {
		fsl,pins = <
			VF610_PAD_PTB16__I2C1_SCL		0x37ff
			VF610_PAD_PTB17__I2C1_SDA		0x37ff
		>;
	};

	pinctrl_leds_debug: pinctrl-leds-debug {
		fsl,pins = <
			VF610_PAD_PTD3__GPIO_82			0x31c2
		>;
	};

	pinctrl_uart0: uart0grp {
		fsl,pins = <
			VF610_PAD_PTB10__UART0_TX		0x21a2
			VF610_PAD_PTB11__UART0_RX		0x21a1
		>;
	};

	pinctrl_uart1: uart1grp {
		fsl,pins = <
			VF610_PAD_PTB23__UART1_TX		0x21a2
			VF610_PAD_PTB24__UART1_RX		0x21a1
		>;
	};
};