1/*
  2 *  Copyright (C) 2012 Altera Corporation <www.altera.com>
  3 *
  4 * This program is free software; you can redistribute it and/or modify
  5 * it under the terms of the GNU General Public License as published by
  6 * the Free Software Foundation; either version 2 of the License, or
  7 * (at your option) any later version.
  8 *
  9 * This program is distributed in the hope that it will be useful,
 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 12 * GNU General Public License for more details.
 13 *
 14 * You should have received a copy of the GNU General Public License
 15 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 16 */
 17
 18#include "socfpga_cyclone5.dtsi"
 19
 20/ {
 21	model = "Altera SOCFPGA Cyclone V SoC Development Kit";
 22	compatible = "altr,socfpga-cyclone5-socdk", "altr,socfpga-cyclone5", "altr,socfpga";
 23
 24	chosen {
 25		bootargs = "earlyprintk";
 26		stdout-path = "serial0:115200n8";
 27	};
 28
 29	memory@0 {
 30		name = "memory";
 31		device_type = "memory";
 32		reg = <0x0 0x40000000>; /* 1GB */
 33	};
 34
 35	aliases {
 36		/* this allow the ethaddr uboot environmnet variable contents
 37		 * to be added to the gmac1 device tree blob.
 38		 */
 39		ethernet0 = &gmac1;
 40	};
 41
 42	leds {
 43		compatible = "gpio-leds";
 44		hps0 {
 45			label = "hps_led0";
 46			gpios = <&portb 15 1>;
 47		};
 48
 49		hps1 {
 50			label = "hps_led1";
 51			gpios = <&portb 14 1>;
 52		};
 53
 54		hps2 {
 55			label = "hps_led2";
 56			gpios = <&portb 13 1>;
 57		};
 58
 59		hps3 {
 60			label = "hps_led3";
 61			gpios = <&portb 12 1>;
 62		};
 63	};
 64
 65	regulator_3_3v: 3-3-v-regulator {
 66		compatible = "regulator-fixed";
 67		regulator-name = "3.3V";
 68		regulator-min-microvolt = <3300000>;
 69		regulator-max-microvolt = <3300000>;
 70	};
 71};
 72
 73&can0 {
 74	status = "okay";
 75};
 76
 77&gmac1 {
 78	status = "okay";
 79	phy-mode = "rgmii";
 80
 81	rxd0-skew-ps = <0>;
 82	rxd1-skew-ps = <0>;
 83	rxd2-skew-ps = <0>;
 84	rxd3-skew-ps = <0>;
 85	txen-skew-ps = <0>;
 86	txc-skew-ps = <2600>;
 87	rxdv-skew-ps = <0>;
 88	rxc-skew-ps = <2000>;
 89};
 90
 91&gpio0 {
 92	status = "okay";
 93};
 94
 95&gpio1 {
 96	status = "okay";
 97};
 98
 99&gpio2 {
100	status = "okay";
101};
102
103&i2c0 {
104	status = "okay";
105	clock-frequency = <100000>;
106
107	/*
108	 * adjust the falling times to decrease the i2c frequency to 50Khz
109	 * because the LCD module does not work at the standard 100Khz
110	 */
111	i2c-sda-falling-time-ns = <5000>;
112	i2c-scl-falling-time-ns = <5000>;
113
114	eeprom@51 {
115		compatible = "atmel,24c32";
116		reg = <0x51>;
117		pagesize = <32>;
118	};
119
120	rtc@68 {
121		compatible = "dallas,ds1339";
122		reg = <0x68>;
123	};
124};
125
126&mmc0 {
127	cd-gpios = <&portb 18 0>;
128	vmmc-supply = <&regulator_3_3v>;
129	vqmmc-supply = <&regulator_3_3v>;
130	status = "okay";
131};
132
133&qspi {
134	status = "okay";
135
136	flash0: n25q00@0 {
137		#address-cells = <1>;
138		#size-cells = <1>;
139		compatible = "n25q00";
140		reg = <0>;	/* chip select */
141		spi-max-frequency = <100000000>;
142
143		m25p,fast-read;
144		cdns,page-size = <256>;
145		cdns,block-size = <16>;
146		cdns,read-delay = <4>;
147		cdns,tshsl-ns = <50>;
148		cdns,tsd2d-ns = <50>;
149		cdns,tchsh-ns = <4>;
150		cdns,tslch-ns = <4>;
151
152		partition@qspi-boot {
153			/* 8MB for raw data. */
154			label = "Flash 0 Raw Data";
155			reg = <0x0 0x800000>;
156		};
157
158		partition@qspi-rootfs {
159			/* 120MB for jffs2 data. */
160			label = "Flash 0 jffs2 Filesystem";
161			reg = <0x800000 0x7800000>;
162		};
163	};
164};
165
166&spi0 {
167	status = "okay";
168
169	spidev@0 {
170		compatible = "rohm,dh2228fv";
171		reg = <0>;
172		spi-max-frequency = <1000000>;
173	};
174};
175
176&usb1 {
177	status = "okay";
178};