xref: /openbmc/u-boot/arch/arm/dts/at91sam9n12ek.dts (revision ef64e782) 
1/*
2 * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
3 *
4 *  Copyright (C) 2012 Atmel,
5 *                2012 Hong Xu <hong.xu@atmel.com>
6 *
7 * Licensed under GPLv2 or later.
8 */
9/dts-v1/;
10#include "at91sam9n12.dtsi"
11
12/ {
13	model = "Atmel AT91SAM9N12-EK";
14	compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
15
16	chosen {
17		bootargs = "root=/dev/mtdblock1 rw rootfstype=jffs2";
18		stdout-path = "serial0:115200n8";
19		u-boot,dm-pre-reloc;
20	};
21
22	memory {
23		reg = <0x20000000 0x8000000>;
24	};
25
26	clocks {
27		slow_xtal {
28			clock-frequency = <32768>;
29		};
30
31		main_xtal {
32			clock-frequency = <16000000>;
33		};
34	};
35
36	ahb {
37		apb {
38			dbgu: serial@fffff200 {
39				u-boot,dm-pre-reloc;
40				status = "okay";
41			};
42
43			ssc0: ssc@f0010000 {
44				status = "okay";
45			};
46
47			i2c0: i2c@f8010000 {
48				status = "okay";
49
50				wm8904: codec@1a {
51					compatible = "wlf,wm8904";
52					reg = <0x1a>;
53					clocks = <&pck0>;
54					clock-names = "mclk";
55				};
56
57				qt1070: keyboard@1b {
58					compatible = "qt1070";
59					reg = <0x1b>;
60					interrupt-parent = <&pioA>;
61					interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
62					pinctrl-names = "default";
63					pinctrl-0 = <&pinctrl_qt1070_irq>;
64				};
65			};
66
67			mmc0: mmc@f0008000 {
68				pinctrl-names = "default";
69				pinctrl-0 = <
70					&pinctrl_board_mmc0
71					&pinctrl_mmc0_slot0_clk_cmd_dat0
72					&pinctrl_mmc0_slot0_dat1_3>;
73				status = "okay";
74				slot@0 {
75					reg = <0>;
76					bus-width = <4>;
77					cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>;
78				};
79			};
80
81			pinctrl@fffff400 {
82				mmc0 {
83					pinctrl_board_mmc0: mmc0-board {
84						atmel,pins =
85							<AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;	/* PA7 gpio CD pin pull up and deglitch */
86					};
87				};
88
89				qt1070 {
90					pinctrl_qt1070_irq: qt1070_irq {
91						atmel,pins =
92							<AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
93					};
94				};
95
96				sound {
97					pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
98						atmel,pins =
99							<AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
100					};
101				};
102
103				usb1 {
104					pinctrl_usb1_vbus_sense: usb1_vbus_sense {
105						atmel,pins =
106							<AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;	/* PB16 gpio usb vbus sense, no pull up and deglitch */
107					};
108				};
109			};
110
111			spi0: spi@f0000000 {
112				status = "okay";
113				cs-gpios = <&pioA 14 0>, <0>, <0>, <0>;
114				spi_flash@0 {
115					compatible = "spi-flash";
116					spi-max-frequency = <50000000>;
117					reg = <0>;
118				};
119			};
120
121			hlcdc: hlcdc@f8038000 {
122				status = "okay";
123
124				hlcdc-display-controller {
125					pinctrl-names = "default";
126					pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb888>;
127
128					port@0 {
129						hlcdc_panel_output: endpoint@0 {
130							reg = <0>;
131							remote-endpoint = <&panel_input>;
132						};
133					};
134				};
135			};
136
137			usb1: gadget@f803c000 {
138				pinctrl-names = "default";
139				pinctrl-0 = <&pinctrl_usb1_vbus_sense>;
140				atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>;
141				status = "okay";
142			};
143
144			watchdog@fffffe40 {
145				status = "okay";
146			};
147
148			rtc@fffffeb0 {
149				status = "okay";
150			};
151		};
152
153		nand0: nand@40000000 {
154			nand-bus-width = <8>;
155			nand-ecc-mode = "hw";
156			atmel,has-pmecc;
157			atmel,pmecc-cap = <2>;
158			atmel,pmecc-sector-size = <512>;
159			nand-on-flash-bbt;
160			status = "okay";
161		};
162
163		usb0: ohci@00500000 {
164			num-ports = <1>;
165			atmel,vbus-gpio = <&pioB 7 GPIO_ACTIVE_LOW>;
166			status = "okay";
167		};
168	};
169
170	backlight: backlight {
171		compatible = "pwm-backlight";
172		pwms = <&hlcdc_pwm 0 50000 0>;
173		brightness-levels = <0 4 8 16 32 64 128 255>;
174		default-brightness-level = <6>;
175		power-supply = <&bl_reg>;
176		status = "okay";
177	};
178
179	bl_reg: backlight_regulator {
180		compatible = "regulator-fixed";
181		regulator-name = "backlight-power-supply";
182		regulator-min-microvolt = <5000000>;
183		regulator-max-microvolt = <5000000>;
184		status = "okay";
185	};
186
187	leds {
188		compatible = "gpio-leds";
189
190		d8 {
191			label = "d8";
192			gpios = <&pioB 4 GPIO_ACTIVE_LOW>;
193			linux,default-trigger = "mmc0";
194		};
195
196		d9 {
197			label = "d9";
198			gpios = <&pioB 5 GPIO_ACTIVE_LOW>;
199			linux,default-trigger = "nand-disk";
200		};
201
202		d10 {
203			label = "d10";
204			gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
205			linux,default-trigger = "heartbeat";
206		};
207	};
208
209	gpio_keys {
210		compatible = "gpio-keys";
211
212		enter {
213			label = "Enter";
214			gpios = <&pioB 3 GPIO_ACTIVE_LOW>;
215			linux,code = <28>;
216			wakeup-source;
217		};
218	};
219
220	panel: panel {
221		compatible = "qiaodian,qd43003c0-40", "simple-panel";
222		backlight = <&backlight>;
223		power-supply = <&panel_reg>;
224		#address-cells = <1>;
225		#size-cells = <0>;
226		status = "okay";
227
228		port@0 {
229			reg = <0>;
230			#address-cells = <1>;
231			#size-cells = <0>;
232
233			panel_input: endpoint@0 {
234				reg = <0>;
235				remote-endpoint = <&hlcdc_panel_output>;
236			};
237		};
238	};
239
240	panel_reg: panel_regulator {
241		compatible = "regulator-fixed";
242		regulator-name = "panel-power-supply";
243		regulator-min-microvolt = <3300000>;
244		regulator-max-microvolt = <3300000>;
245		status = "okay";
246	};
247
248	sound {
249		compatible = "atmel,asoc-wm8904";
250		pinctrl-names = "default";
251		pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
252
253		atmel,model = "wm8904 @ AT91SAM9N12";
254		atmel,audio-routing =
255			"Headphone Jack", "HPOUTL",
256			"Headphone Jack", "HPOUTR",
257			"IN2L", "Line In Jack",
258			"IN2R", "Line In Jack",
259			"Mic", "MICBIAS",
260			"IN1L", "Mic";
261
262		atmel,ssc-controller = <&ssc0>;
263		atmel,audio-codec = <&wm8904>;
264	};
265};
266