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      1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
      2 /*
      3  * Device tree for the uDPU board.
      4  * Based on Marvell Armada 3720 development board (DB-88F3720-DDR3)
      5  * Copyright (C) 2016 Marvell
      6  * Copyright (C) 2019 Methode Electronics
      7  * Copyright (C) 2019 Telus
      8  *
      9  * Vladimir Vid <vladimir.vid (a] sartura.hr>
     10  */
     11 
     12 /dts-v1/;
     13 
     14 #include <dt-bindings/gpio/gpio.h>
     15 #include "armada-372x.dtsi"
     16 
     17 / {
     18 	model = "Methode uDPU Board";
     19 	compatible = "methode,udpu", "marvell,armada3720";
     20 
     21 	chosen {
     22 		stdout-path = "serial0:115200n8";
     23 	};
     24 
     25 	memory@0 {
     26 		device_type = "memory";
     27 		reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
     28 	};
     29 
     30 	leds {
     31 		pinctrl-names = "default";
     32 		compatible = "gpio-leds";
     33 
     34 		power1 {
     35 			label = "udpu:green:power";
     36 			gpios = <&gpionb 11 GPIO_ACTIVE_LOW>;
     37 		};
     38 
     39 		power2 {
     40 			label = "udpu:red:power";
     41 			gpios = <&gpionb 12 GPIO_ACTIVE_LOW>;
     42 		};
     43 
     44 		network1 {
     45 			label = "udpu:green:network";
     46 			gpios = <&gpionb 13 GPIO_ACTIVE_LOW>;
     47 		};
     48 
     49 		network2 {
     50 			label = "udpu:red:network";
     51 			gpios = <&gpionb 14 GPIO_ACTIVE_LOW>;
     52 		};
     53 
     54 		alarm1 {
     55 			label = "udpu:green:alarm";
     56 			gpios = <&gpionb 15 GPIO_ACTIVE_LOW>;
     57 		};
     58 
     59 		alarm2 {
     60 			label = "udpu:red:alarm";
     61 			gpios = <&gpionb 16 GPIO_ACTIVE_LOW>;
     62 		};
     63 	};
     64 
     65 	sfp_eth0: sfp-eth0 {
     66 		compatible = "sff,sfp";
     67 		i2c-bus = <&i2c0>;
     68 		los-gpio = <&gpiosb 2 GPIO_ACTIVE_HIGH>;
     69 		mod-def0-gpio = <&gpiosb 3 GPIO_ACTIVE_LOW>;
     70 		tx-disable-gpio = <&gpiosb 4 GPIO_ACTIVE_HIGH>;
     71 		tx-fault-gpio = <&gpiosb 5 GPIO_ACTIVE_HIGH>;
     72 		maximum-power-milliwatt = <3000>;
     73 	};
     74 
     75 	sfp_eth1: sfp-eth1 {
     76 		compatible = "sff,sfp";
     77 		i2c-bus = <&i2c1>;
     78 		los-gpio = <&gpiosb 7 GPIO_ACTIVE_HIGH>;
     79 		mod-def0-gpio = <&gpiosb 8 GPIO_ACTIVE_LOW>;
     80 		tx-disable-gpio = <&gpiosb 9 GPIO_ACTIVE_HIGH>;
     81 		tx-fault-gpio = <&gpiosb 10 GPIO_ACTIVE_HIGH>;
     82 		maximum-power-milliwatt = <3000>;
     83 	};
     84 };
     85 
     86 &sdhci0 {
     87 	status = "okay";
     88 	bus-width = <8>;
     89 	mmc-ddr-1_8v;
     90 	mmc-hs400-1_8v;
     91 	marvell,pad-type = "fixed-1-8v";
     92 	non-removable;
     93 	no-sd;
     94 	no-sdio;
     95 };
     96 
     97 &spi0 {
     98 	status = "okay";
     99 	pinctrl-names = "default";
    100 	pinctrl-0 = <&spi_quad_pins>;
    101 
    102 	m25p80@0 {
    103 		compatible = "jedec,spi-nor";
    104 		reg = <0>;
    105 		spi-max-frequency = <54000000>;
    106 
    107 		partitions {
    108 			compatible = "fixed-partitions";
    109 			#address-cells = <1>;
    110 			#size-cells = <1>;
    111 			/* only bootloader is located on the SPI */
    112 			partition@0 {
    113 				label = "uboot";
    114 				reg = <0 0x400000>;
    115 			};
    116 		};
    117 	};
    118 };
    119 
    120 &pinctrl_nb {
    121 	i2c1_recovery_pins: i2c1-recovery-pins {
    122 		groups = "i2c1";
    123 		function = "gpio";
    124 	};
    125 
    126 	i2c2_recovery_pins: i2c2-recovery-pins {
    127 		groups = "i2c2";
    128 		function = "gpio";
    129 	};
    130 };
    131 
    132 &i2c0 {
    133 	status = "okay";
    134 	pinctrl-names = "default", "recovery";
    135 	pinctrl-0 = <&i2c1_pins>;
    136 	pinctrl-1 = <&i2c1_recovery_pins>;
    137 	/delete-property/mrvl,i2c-fast-mode;
    138 	scl-gpios = <&gpionb 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
    139 	sda-gpios = <&gpionb 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
    140 };
    141 
    142 &i2c1 {
    143 	status = "okay";
    144 	pinctrl-names = "default", "recovery";
    145 	pinctrl-0 = <&i2c2_pins>;
    146 	pinctrl-1 = <&i2c2_recovery_pins>;
    147 	/delete-property/mrvl,i2c-fast-mode;
    148 	scl-gpios = <&gpionb 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
    149 	sda-gpios = <&gpionb 3 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
    150 
    151 	lm75@48 {
    152 		status = "okay";
    153 		compatible = "lm75";
    154 		reg = <0x48>;
    155 	};
    156 
    157 	lm75@49 {
    158 		status = "okay";
    159 		compatible = "lm75";
    160 		reg = <0x49>;
    161 	};
    162 };
    163 
    164 &eth0 {
    165 	phy-mode = "sgmii";
    166 	status = "okay";
    167 	managed = "in-band-status";
    168 	phys = <&comphy1 0>;
    169 	sfp = <&sfp_eth0>;
    170 };
    171 
    172 &eth1 {
    173 	phy-mode = "sgmii";
    174 	status = "okay";
    175 	managed = "in-band-status";
    176 	phys = <&comphy0 1>;
    177 	sfp = <&sfp_eth1>;
    178 };
    179 
    180 &usb3 {
    181 	status = "okay";
    182 	phys = <&usb2_utmi_otg_phy>;
    183 	phy-names = "usb2-utmi-otg-phy";
    184 };
    185 
    186 &uart0 {
    187 	status = "okay";
    188 };
    189