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 = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs rw";
 17		stdout-path = "serial0:115200n8";
 18
 19		clocksource {
 20			timer = <&timer0>;
 21		};
 22
 23		clockevent {
 24			timer = <&timer1>;
 25		};
 26	};
 27
 28	memory {
 29		reg = <0x20000000 0x4000000>;
 30	};
 31
 32	clocks {
 33		slow_xtal {
 34			clock-frequency = <32768>;
 35		};
 36
 37		main_xtal {
 38			clock-frequency = <18432000>;
 39		};
 40	};
 41
 42	ahb {
 43		usb0: ohci@500000 {
 44			status = "okay";
 45		};
 46
 47		fb0: fb@600000 {
 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		ebi: ebi@10000000 {
 80			status = "okay";
 81
 82			nand_controller: nand-controller {
 83				status = "okay";
 84				pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
 85				pinctrl-names = "default";
 86
 87				nand@3 {
 88					reg = <0x3 0x0 0x800000>;
 89					rb-gpios = <&pioC 15 GPIO_ACTIVE_HIGH>;
 90					cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
 91					nand-bus-width = <8>;
 92					nand-ecc-mode = "soft";
 93					nand-on-flash-bbt;
 94					label = "atmel_nand";
 95
 96					partitions {
 97						compatible = "fixed-partitions";
 98						#address-cells = <1>;
 99						#size-cells = <1>;
100
101						at91bootstrap@0 {
102							label = "at91bootstrap";
103							reg = <0x0 0x40000>;
104						};
105
106						bootloader@40000 {
107							label = "bootloader";
108							reg = <0x40000 0x80000>;
109						};
110
111						bootloaderenv@c0000 {
112							label = "bootloader env";
113							reg = <0xc0000 0xc0000>;
114						};
115
116						dtb@180000 {
117							label = "device tree";
118							reg = <0x180000 0x80000>;
119						};
120
121						kernel@200000 {
122							label = "kernel";
123							reg = <0x200000 0x600000>;
124						};
125
126						rootfs@800000 {
127							label = "rootfs";
128							reg = <0x800000 0x0f800000>;
129						};
130					};
131				};
132			};
133		};
134
135		apb {
136			tcb0: timer@fffa0000 {
137				timer0: timer@0 {
138					compatible = "atmel,tcb-timer";
139					reg = <0>, <1>;
140				};
141
142				timer1: timer@2 {
143					compatible = "atmel,tcb-timer";
144					reg = <2>;
145				};
146			};
147
148			usb1: gadget@fffa4000 {
149				atmel,vbus-gpio = <&pioB 29 GPIO_ACTIVE_HIGH>;
150				status = "okay";
151			};
152
153			spi0: spi@fffc8000 {
154				cs-gpios = <&pioA 3 0>, <0>, <&pioA 28 0>, <0>;
155				status = "okay";
156
157				mtd_dataflash@0 {
158					compatible = "atmel,at45", "atmel,dataflash";
159					reg = <0>;
160					spi-max-frequency = <15000000>;
161				};
162
163				tsc2046@0 {
164					reg = <2>;
165					compatible = "ti,ads7843";
166					interrupts-extended = <&pioC 2 IRQ_TYPE_EDGE_BOTH>;
167					spi-max-frequency = <3000000>;
168					pendown-gpio = <&pioC 2 GPIO_ACTIVE_HIGH>;
169
170					ti,x-min = /bits/ 16 <150>;
171					ti,x-max = /bits/ 16 <3830>;
172					ti,y-min = /bits/ 16 <190>;
173					ti,y-max = /bits/ 16 <3830>;
174					ti,vref-delay-usecs = /bits/ 16 <450>;
175					ti,x-plate-ohms = /bits/ 16 <450>;
176					ti,y-plate-ohms = /bits/ 16 <250>;
177					ti,pressure-max = /bits/ 16 <15000>;
178					ti,debounce-rep = /bits/ 16 <0>;
179					ti,debounce-tol = /bits/ 16 <65535>;
180					ti,debounce-max = /bits/ 16 <1>;
181
182					wakeup-source;
183				};
184			};
185
186			dbgu: serial@fffff200 {
187				status = "okay";
188			};
189
190			watchdog@fffffd40 {
191				status = "okay";
192			};
193
194		};
195	};
196
197	leds {
198		compatible = "gpio-leds";
199
200		ds8 {
201			label = "ds8";
202			gpios = <&pioA 13 GPIO_ACTIVE_LOW>;
203			linux,default-trigger = "none";
204		};
205
206		ds7 {
207			label = "ds7";
208			gpios = <&pioA 14 GPIO_ACTIVE_LOW>;
209			linux,default-trigger = "nand-disk";
210		};
211
212		ds1 {
213			label = "ds1";
214			gpios = <&pioA 23 GPIO_ACTIVE_LOW>;
215			linux,default-trigger = "heartbeat";
216		};
217	};
218
219	gpio_keys {
220		compatible = "gpio-keys";
221
222		button_0 {
223			label = "button_0";
224			gpios = <&pioA 27 GPIO_ACTIVE_LOW>;
225			linux,code = <256>;
226			wakeup-source;
227		};
228
229		button_1 {
230			label = "button_1";
231			gpios = <&pioA 26 GPIO_ACTIVE_LOW>;
232			linux,code = <257>;
233			wakeup-source;
234		};
235
236		button_2 {
237			label = "button_2";
238			gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
239			linux,code = <258>;
240			wakeup-source;
241		};
242
243		button_3 {
244			label = "button_3";
245			gpios = <&pioA 24 GPIO_ACTIVE_LOW>;
246			linux,code = <259>;
247			wakeup-source;
248		};
249	};
250};