1// SPDX-License-Identifier: GPL-2.0+
  2/*
  3 * Copyright (C) 2013 Altera Corporation <www.altera.com>
  4 */
  5
  6#include "socfpga_arria5.dtsi"
  7
  8/ {
  9	model = "Altera SOCFPGA Arria V SoC Development Kit";
 10	compatible = "altr,socfpga-arria5-socdk", "altr,socfpga-arria5", "altr,socfpga";
 11
 12	chosen {
 13		bootargs = "earlyprintk";
 14		stdout-path = "serial0:115200n8";
 15	};
 16
 17	memory@0 {
 18		name = "memory";
 19		device_type = "memory";
 20		reg = <0x0 0x40000000>; /* 1GB */
 21	};
 22
 23	aliases {
 24		/* this allow the ethaddr uboot environmnet variable contents
 25		* to be added to the gmac1 device tree blob.
 26		*/
 27		ethernet0 = &gmac1;
 28	};
 29
 30	leds {
 31		compatible = "gpio-leds";
 32		led-hps0 {
 33			label = "hps_led0";
 34			gpios = <&porta 0 1>;
 35		};
 36
 37		led-hps1 {
 38			label = "hps_led1";
 39			gpios = <&portb 11 1>;
 40		};
 41
 42		led-hps2 {
 43			label = "hps_led2";
 44			gpios = <&porta 17 1>;
 45		};
 46
 47		led-hps3 {
 48			label = "hps_led3";
 49			gpios = <&porta 18 1>;
 50		};
 51	};
 52
 53	regulator_3_3v: regulator {
 54		compatible = "regulator-fixed";
 55		regulator-name = "3.3V";
 56		regulator-min-microvolt = <3300000>;
 57		regulator-max-microvolt = <3300000>;
 58	};
 59};
 60
 61&gmac1 {
 62	status = "okay";
 63	phy-mode = "rgmii";
 64
 65	rxd0-skew-ps = <0>;
 66	rxd1-skew-ps = <0>;
 67	rxd2-skew-ps = <0>;
 68	rxd3-skew-ps = <0>;
 69	txen-skew-ps = <0>;
 70	txc-skew-ps = <2600>;
 71	rxdv-skew-ps = <0>;
 72	rxc-skew-ps = <2000>;
 73};
 74
 75&gpio0 {
 76	status = "okay";
 77};
 78
 79&gpio1 {
 80	status = "okay";
 81};
 82
 83&gpio2 {
 84	status = "okay";
 85};
 86
 87&i2c0 {
 88	status = "okay";
 89	clock-frequency = <100000>;
 90
 91	/*
 92	 * adjust the falling times to decrease the i2c frequency to 50Khz
 93	 * because the LCD module does not work at the standard 100Khz
 94	 */
 95	i2c-sda-falling-time-ns = <5000>;
 96	i2c-scl-falling-time-ns = <5000>;
 97
 98	eeprom@51 {
 99		compatible = "atmel,24c32";
100		reg = <0x51>;
101		pagesize = <32>;
102	};
103
104	rtc@68 {
105		compatible = "dallas,ds1339";
106		reg = <0x68>;
107	};
108};
109
110&mmc0 {
111	vmmc-supply = <&regulator_3_3v>;
112	vqmmc-supply = <&regulator_3_3v>;
113	status = "okay";
114};
115
116&qspi {
117	status = "okay";
118
119	flash: flash@0 {
120		#address-cells = <1>;
121		#size-cells = <1>;
122		compatible = "micron,n25q256a", "jedec,spi-nor";
123		reg = <0>;
124		spi-max-frequency = <100000000>;
125
126		m25p,fast-read;
127		cdns,page-size = <256>;
128		cdns,block-size = <16>;
129		cdns,read-delay = <4>;
130		cdns,tshsl-ns = <50>;
131		cdns,tsd2d-ns = <50>;
132		cdns,tchsh-ns = <4>;
133		cdns,tslch-ns = <4>;
134
135		partition@qspi-boot {
136			/* 8MB for raw data. */
137			label = "Flash 0 Raw Data";
138			reg = <0x0 0x800000>;
139		};
140
141		partition@qspi-rootfs {
142			/* 120MB for jffs2 data. */
143			label = "Flash 0 jffs2 Filesystem";
144			reg = <0x800000 0x7800000>;
145		};
146	};
147};
148
149&usb1 {
150	status = "okay";
151};