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Wenyou.Yang@microchip.comfdc77182017-07-21 17:07:46 +08001/*
2 * usb_a9263.dts - Device Tree file for Caloa USB A9293 board
3 *
4 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
5 *
6 * Licensed under GPLv2 only
7 */
8/dts-v1/;
9#include "at91sam9263.dtsi"
10
11/ {
12 model = "Calao USB A9263";
13 compatible = "atmel,usb-a9263", "atmel,at91sam9263", "atmel,at91sam9";
14
15 chosen {
16 bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
17 };
18
19 memory {
20 reg = <0x20000000 0x4000000>;
21 };
22
23 clocks {
24 slow_xtal {
25 clock-frequency = <32768>;
26 };
27
28 main_xtal {
29 clock-frequency = <12000000>;
30 };
31 };
32
33 ahb {
34 apb {
35 dbgu: serial@ffffee00 {
36 status = "okay";
37 };
38
39 macb0: ethernet@fffbc000 {
40 phy-mode = "rmii";
41 status = "okay";
42 };
43
44 usb1: gadget@fff78000 {
45 atmel,vbus-gpio = <&pioB 11 GPIO_ACTIVE_HIGH>;
46 status = "okay";
47 };
48
49 spi0: spi@fffa4000 {
50 cs-gpios = <&pioB 15 GPIO_ACTIVE_HIGH>;
51 status = "okay";
52 mtd_dataflash@0 {
53 compatible = "atmel,at45", "atmel,dataflash";
54 reg = <0>;
55 spi-max-frequency = <15000000>;
56 };
57 };
58
59 shdwc@fffffd10 {
60 atmel,wakeup-counter = <10>;
61 atmel,wakeup-rtt-timer;
62 };
63 };
64
65 nand0: nand@40000000 {
66 nand-bus-width = <8>;
67 nand-ecc-mode = "soft";
68 nand-on-flash-bbt;
69 status = "okay";
70
71 at91bootstrap@0 {
72 label = "at91bootstrap";
73 reg = <0x0 0x20000>;
74 };
75
76 barebox@20000 {
77 label = "barebox";
78 reg = <0x20000 0x40000>;
79 };
80
81 bareboxenv@60000 {
82 label = "bareboxenv";
83 reg = <0x60000 0x20000>;
84 };
85
86 bareboxenv2@80000 {
87 label = "bareboxenv2";
88 reg = <0x80000 0x20000>;
89 };
90
91 oftree@80000 {
92 label = "oftree";
93 reg = <0xa0000 0x20000>;
94 };
95
96 kernel@a0000 {
97 label = "kernel";
98 reg = <0xc0000 0x400000>;
99 };
100
101 rootfs@4a0000 {
102 label = "rootfs";
103 reg = <0x4c0000 0x7800000>;
104 };
105
106 data@7ca0000 {
107 label = "data";
108 reg = <0x7cc0000 0x8340000>;
109 };
110 };
111
112 usb0: ohci@00a00000 {
113 num-ports = <2>;
114 status = "okay";
115 };
116 };
117
118 leds {
119 compatible = "gpio-leds";
120
121 user_led {
122 label = "user_led";
123 gpios = <&pioB 21 GPIO_ACTIVE_HIGH>;
124 linux,default-trigger = "heartbeat";
125 };
126 };
127
128 gpio_keys {
129 compatible = "gpio-keys";
130 #address-cells = <1>;
131 #size-cells = <0>;
132
133 user_pb {
134 label = "user_pb";
135 gpios = <&pioB 10 GPIO_ACTIVE_LOW>;
136 linux,code = <28>;
137 wakeup-source;
138 };
139 };
140
141 i2c-gpio-0 {
142 status = "okay";
143 };
144};