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109364af JJH |
1 | /* |
2 | * at91sam9261ek.dts - Device Tree file for Atmel at91sam9261 reference board | |
3 | * | |
4 | * Copyright (C) 2013 Jean-Jacques Hiblot <jjhiblot@traphandler.com> | |
5 | * | |
6 | * Licensed under GPLv2 only. | |
7 | */ | |
8 | /dts-v1/; | |
9 | #include "at91sam9261.dtsi" | |
10 | ||
11 | / { | |
12 | model = "Atmel at91sam9261ek"; | |
13 | compatible = "atmel,at91sam9261ek", "atmel,at91sam9261", "atmel,at91sam9"; | |
14 | ||
15 | chosen { | |
a5a51ddc AB |
16 | bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs rw"; |
17 | stdout-path = "serial0:115200n8"; | |
109364af JJH |
18 | }; |
19 | ||
20 | memory { | |
21 | reg = <0x20000000 0x4000000>; | |
22 | }; | |
23 | ||
24 | clocks { | |
73b173e5 AB |
25 | slow_xtal { |
26 | clock-frequency = <32768>; | |
27 | }; | |
28 | ||
29 | main_xtal { | |
30 | clock-frequency = <18432000>; | |
31 | }; | |
109364af JJH |
32 | }; |
33 | ||
34 | ahb { | |
35 | usb0: ohci@00500000 { | |
36 | status = "okay"; | |
37 | }; | |
38 | ||
39 | fb0: fb@0x00600000 { | |
40 | display = <&display0>; | |
41 | atmel,power-control-gpio = <&pioA 12 GPIO_ACTIVE_LOW>; | |
42 | status = "okay"; | |
43 | ||
44 | display0: display { | |
45 | bits-per-pixel = <16>; | |
46 | atmel,lcdcon-backlight; | |
47 | atmel,dmacon = <0x1>; | |
48 | atmel,lcdcon2 = <0x80008002>; | |
49 | atmel,guard-time = <1>; | |
50 | atmel,lcd-wiring-mode = "BRG"; | |
51 | ||
52 | display-timings { | |
53 | native-mode = <&timing0>; | |
54 | timing0: timing0 { | |
55 | clock-frequency = <4965000>; | |
56 | hactive = <240>; | |
57 | vactive = <320>; | |
58 | hback-porch = <1>; | |
59 | hfront-porch = <33>; | |
60 | vback-porch = <1>; | |
61 | vfront-porch = <0>; | |
62 | hsync-len = <5>; | |
63 | vsync-len = <1>; | |
64 | hsync-active = <1>; | |
65 | vsync-active = <1>; | |
66 | }; | |
67 | }; | |
68 | }; | |
69 | }; | |
70 | ||
71 | nand0: nand@40000000 { | |
72 | nand-bus-width = <8>; | |
73 | nand-ecc-mode = "soft"; | |
74 | nand-on-flash-bbt; | |
75 | status = "okay"; | |
76 | ||
77 | at91bootstrap@0 { | |
78 | label = "at91bootstrap"; | |
79 | reg = <0x0 0x40000>; | |
80 | }; | |
81 | ||
82 | bootloader@40000 { | |
83 | label = "bootloader"; | |
84 | reg = <0x40000 0x80000>; | |
85 | }; | |
86 | ||
87 | bootloaderenv@c0000 { | |
88 | label = "bootloader env"; | |
89 | reg = <0xc0000 0xc0000>; | |
90 | }; | |
91 | ||
92 | dtb@180000 { | |
93 | label = "device tree"; | |
94 | reg = <0x180000 0x80000>; | |
95 | }; | |
96 | ||
97 | kernel@200000 { | |
98 | label = "kernel"; | |
99 | reg = <0x200000 0x600000>; | |
100 | }; | |
101 | ||
102 | rootfs@800000 { | |
103 | label = "rootfs"; | |
104 | reg = <0x800000 0x0f800000>; | |
105 | }; | |
106 | }; | |
107 | ||
108 | apb { | |
109 | usb1: gadget@fffa4000 { | |
110 | atmel,vbus-gpio = <&pioB 29 GPIO_ACTIVE_HIGH>; | |
111 | status = "okay"; | |
112 | }; | |
113 | ||
114 | spi0: spi@fffc8000 { | |
115 | cs-gpios = <&pioA 3 0>, <0>, <&pioA 28 0>, <0>; | |
116 | status = "okay"; | |
117 | ||
118 | mtd_dataflash@0 { | |
119 | compatible = "atmel,at45", "atmel,dataflash"; | |
120 | reg = <0>; | |
121 | spi-max-frequency = <15000000>; | |
122 | }; | |
123 | ||
124 | tsc2046@0 { | |
125 | reg = <2>; | |
126 | compatible = "ti,ads7843"; | |
127 | interrupts-extended = <&pioC 2 IRQ_TYPE_EDGE_BOTH>; | |
128 | spi-max-frequency = <3000000>; | |
129 | pendown-gpio = <&pioC 2 GPIO_ACTIVE_HIGH>; | |
130 | ||
131 | ti,x-min = /bits/ 16 <150>; | |
132 | ti,x-max = /bits/ 16 <3830>; | |
133 | ti,y-min = /bits/ 16 <190>; | |
134 | ti,y-max = /bits/ 16 <3830>; | |
135 | ti,vref-delay-usecs = /bits/ 16 <450>; | |
136 | ti,x-plate-ohms = /bits/ 16 <450>; | |
137 | ti,y-plate-ohms = /bits/ 16 <250>; | |
138 | ti,pressure-max = /bits/ 16 <15000>; | |
139 | ti,debounce-rep = /bits/ 16 <0>; | |
140 | ti,debounce-tol = /bits/ 16 <65535>; | |
141 | ti,debounce-max = /bits/ 16 <1>; | |
142 | ||
67ae8b9b | 143 | wakeup-source; |
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144 | }; |
145 | }; | |
146 | ||
147 | dbgu: serial@fffff200 { | |
148 | status = "okay"; | |
149 | }; | |
150 | ||
151 | watchdog@fffffd40 { | |
152 | status = "okay"; | |
153 | }; | |
154 | ||
155 | }; | |
156 | }; | |
157 | ||
158 | leds { | |
159 | compatible = "gpio-leds"; | |
160 | ||
161 | ds8 { | |
162 | label = "ds8"; | |
163 | gpios = <&pioA 13 GPIO_ACTIVE_LOW>; | |
164 | linux,default-trigger = "none"; | |
165 | }; | |
166 | ||
167 | ds7 { | |
168 | label = "ds7"; | |
169 | gpios = <&pioA 14 GPIO_ACTIVE_LOW>; | |
170 | linux,default-trigger = "nand-disk"; | |
171 | }; | |
172 | ||
173 | ds1 { | |
174 | label = "ds1"; | |
175 | gpios = <&pioA 23 GPIO_ACTIVE_LOW>; | |
176 | linux,default-trigger = "heartbeat"; | |
177 | }; | |
178 | }; | |
179 | ||
180 | gpio_keys { | |
181 | compatible = "gpio-keys"; | |
182 | ||
183 | button_0 { | |
184 | label = "button_0"; | |
185 | gpios = <&pioA 27 GPIO_ACTIVE_LOW>; | |
186 | linux,code = <256>; | |
67ae8b9b | 187 | wakeup-source; |
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188 | }; |
189 | ||
190 | button_1 { | |
191 | label = "button_1"; | |
192 | gpios = <&pioA 26 GPIO_ACTIVE_LOW>; | |
193 | linux,code = <257>; | |
67ae8b9b | 194 | wakeup-source; |
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195 | }; |
196 | ||
197 | button_2 { | |
198 | label = "button_2"; | |
199 | gpios = <&pioA 25 GPIO_ACTIVE_LOW>; | |
200 | linux,code = <258>; | |
67ae8b9b | 201 | wakeup-source; |
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202 | }; |
203 | ||
204 | button_3 { | |
205 | label = "button_3"; | |
206 | gpios = <&pioA 24 GPIO_ACTIVE_LOW>; | |
207 | linux,code = <259>; | |
67ae8b9b | 208 | wakeup-source; |
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209 | }; |
210 | }; | |
211 | }; |