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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 { | |
16 | bootargs = "console=ttyS0,115200 rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs rw"; | |
17 | }; | |
18 | ||
19 | memory { | |
20 | reg = <0x20000000 0x4000000>; | |
21 | }; | |
22 | ||
23 | clocks { | |
24 | #address-cells = <1>; | |
25 | #size-cells = <1>; | |
26 | ranges; | |
27 | ||
28 | main_clock: clock@0 { | |
29 | compatible = "atmel,osc", "fixed-clock"; | |
30 | clock-frequency = <18432000>; | |
31 | }; | |
73b173e5 AB |
32 | |
33 | slow_xtal { | |
34 | clock-frequency = <32768>; | |
35 | }; | |
36 | ||
37 | main_xtal { | |
38 | clock-frequency = <18432000>; | |
39 | }; | |
109364af JJH |
40 | }; |
41 | ||
42 | ahb { | |
43 | usb0: ohci@00500000 { | |
44 | status = "okay"; | |
45 | }; | |
46 | ||
47 | fb0: fb@0x00600000 { | |
48 | display = <&display0>; | |
49 | atmel,power-control-gpio = <&pioA 12 GPIO_ACTIVE_LOW>; | |
50 | status = "okay"; | |
51 | ||
52 | display0: display { | |
53 | bits-per-pixel = <16>; | |
54 | atmel,lcdcon-backlight; | |
55 | atmel,dmacon = <0x1>; | |
56 | atmel,lcdcon2 = <0x80008002>; | |
57 | atmel,guard-time = <1>; | |
58 | atmel,lcd-wiring-mode = "BRG"; | |
59 | ||
60 | display-timings { | |
61 | native-mode = <&timing0>; | |
62 | timing0: timing0 { | |
63 | clock-frequency = <4965000>; | |
64 | hactive = <240>; | |
65 | vactive = <320>; | |
66 | hback-porch = <1>; | |
67 | hfront-porch = <33>; | |
68 | vback-porch = <1>; | |
69 | vfront-porch = <0>; | |
70 | hsync-len = <5>; | |
71 | vsync-len = <1>; | |
72 | hsync-active = <1>; | |
73 | vsync-active = <1>; | |
74 | }; | |
75 | }; | |
76 | }; | |
77 | }; | |
78 | ||
79 | nand0: nand@40000000 { | |
80 | nand-bus-width = <8>; | |
81 | nand-ecc-mode = "soft"; | |
82 | nand-on-flash-bbt; | |
83 | status = "okay"; | |
84 | ||
85 | at91bootstrap@0 { | |
86 | label = "at91bootstrap"; | |
87 | reg = <0x0 0x40000>; | |
88 | }; | |
89 | ||
90 | bootloader@40000 { | |
91 | label = "bootloader"; | |
92 | reg = <0x40000 0x80000>; | |
93 | }; | |
94 | ||
95 | bootloaderenv@c0000 { | |
96 | label = "bootloader env"; | |
97 | reg = <0xc0000 0xc0000>; | |
98 | }; | |
99 | ||
100 | dtb@180000 { | |
101 | label = "device tree"; | |
102 | reg = <0x180000 0x80000>; | |
103 | }; | |
104 | ||
105 | kernel@200000 { | |
106 | label = "kernel"; | |
107 | reg = <0x200000 0x600000>; | |
108 | }; | |
109 | ||
110 | rootfs@800000 { | |
111 | label = "rootfs"; | |
112 | reg = <0x800000 0x0f800000>; | |
113 | }; | |
114 | }; | |
115 | ||
116 | apb { | |
117 | usb1: gadget@fffa4000 { | |
118 | atmel,vbus-gpio = <&pioB 29 GPIO_ACTIVE_HIGH>; | |
119 | status = "okay"; | |
120 | }; | |
121 | ||
122 | spi0: spi@fffc8000 { | |
123 | cs-gpios = <&pioA 3 0>, <0>, <&pioA 28 0>, <0>; | |
124 | status = "okay"; | |
125 | ||
126 | mtd_dataflash@0 { | |
127 | compatible = "atmel,at45", "atmel,dataflash"; | |
128 | reg = <0>; | |
129 | spi-max-frequency = <15000000>; | |
130 | }; | |
131 | ||
132 | tsc2046@0 { | |
133 | reg = <2>; | |
134 | compatible = "ti,ads7843"; | |
135 | interrupts-extended = <&pioC 2 IRQ_TYPE_EDGE_BOTH>; | |
136 | spi-max-frequency = <3000000>; | |
137 | pendown-gpio = <&pioC 2 GPIO_ACTIVE_HIGH>; | |
138 | ||
139 | ti,x-min = /bits/ 16 <150>; | |
140 | ti,x-max = /bits/ 16 <3830>; | |
141 | ti,y-min = /bits/ 16 <190>; | |
142 | ti,y-max = /bits/ 16 <3830>; | |
143 | ti,vref-delay-usecs = /bits/ 16 <450>; | |
144 | ti,x-plate-ohms = /bits/ 16 <450>; | |
145 | ti,y-plate-ohms = /bits/ 16 <250>; | |
146 | ti,pressure-max = /bits/ 16 <15000>; | |
147 | ti,debounce-rep = /bits/ 16 <0>; | |
148 | ti,debounce-tol = /bits/ 16 <65535>; | |
149 | ti,debounce-max = /bits/ 16 <1>; | |
150 | ||
151 | linux,wakeup; | |
152 | }; | |
153 | }; | |
154 | ||
155 | dbgu: serial@fffff200 { | |
156 | status = "okay"; | |
157 | }; | |
158 | ||
159 | watchdog@fffffd40 { | |
160 | status = "okay"; | |
161 | }; | |
162 | ||
163 | }; | |
164 | }; | |
165 | ||
166 | leds { | |
167 | compatible = "gpio-leds"; | |
168 | ||
169 | ds8 { | |
170 | label = "ds8"; | |
171 | gpios = <&pioA 13 GPIO_ACTIVE_LOW>; | |
172 | linux,default-trigger = "none"; | |
173 | }; | |
174 | ||
175 | ds7 { | |
176 | label = "ds7"; | |
177 | gpios = <&pioA 14 GPIO_ACTIVE_LOW>; | |
178 | linux,default-trigger = "nand-disk"; | |
179 | }; | |
180 | ||
181 | ds1 { | |
182 | label = "ds1"; | |
183 | gpios = <&pioA 23 GPIO_ACTIVE_LOW>; | |
184 | linux,default-trigger = "heartbeat"; | |
185 | }; | |
186 | }; | |
187 | ||
188 | gpio_keys { | |
189 | compatible = "gpio-keys"; | |
190 | ||
191 | button_0 { | |
192 | label = "button_0"; | |
193 | gpios = <&pioA 27 GPIO_ACTIVE_LOW>; | |
194 | linux,code = <256>; | |
195 | gpio-key,wakeup; | |
196 | }; | |
197 | ||
198 | button_1 { | |
199 | label = "button_1"; | |
200 | gpios = <&pioA 26 GPIO_ACTIVE_LOW>; | |
201 | linux,code = <257>; | |
202 | gpio-key,wakeup; | |
203 | }; | |
204 | ||
205 | button_2 { | |
206 | label = "button_2"; | |
207 | gpios = <&pioA 25 GPIO_ACTIVE_LOW>; | |
208 | linux,code = <258>; | |
209 | gpio-key,wakeup; | |
210 | }; | |
211 | ||
212 | button_3 { | |
213 | label = "button_3"; | |
214 | gpios = <&pioA 24 GPIO_ACTIVE_LOW>; | |
215 | linux,code = <259>; | |
216 | gpio-key,wakeup; | |
217 | }; | |
218 | }; | |
219 | }; |