xref: /linux/arch/arm/boot/dts/intel/socfpga/socfpga_arria5_socdk.dts (revision 4b660dbd9ee2059850fd30e0df420ca7a38a1856) 
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,read-delay = <4>;
128		cdns,tshsl-ns = <50>;
129		cdns,tsd2d-ns = <50>;
130		cdns,tchsh-ns = <4>;
131		cdns,tslch-ns = <4>;
132
133		partition@qspi-boot {
134			/* 8MB for raw data. */
135			label = "Flash 0 Raw Data";
136			reg = <0x0 0x800000>;
137		};
138
139		partition@qspi-rootfs {
140			/* 120MB for jffs2 data. */
141			label = "Flash 0 jffs2 Filesystem";
142			reg = <0x800000 0x7800000>;
143		};
144	};
145};
146
147&usb1 {
148	status = "okay";
149};
150