2 * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
4 * Copyright (C) 2012 Atmel,
5 * 2012 Hong Xu <hong.xu@atmel.com>
7 * Licensed under GPLv2 or later.
10 #include "at91sam9n12.dtsi"
13 model = "Atmel AT91SAM9N12-EK";
14 compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
17 bootargs = "root=/dev/mtdblock1 rw rootfstype=jffs2";
18 stdout-path = "serial0:115200n8";
22 reg = <0x20000000 0x8000000>;
31 compatible = "atmel,osc", "fixed-clock";
32 clock-frequency = <16000000>;
36 clock-frequency = <32768>;
40 clock-frequency = <16000000>;
46 dbgu: serial@fffff200 {
58 compatible = "wlf,wm8904";
65 compatible = "qt1070";
67 interrupt-parent = <&pioA>;
68 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
69 pinctrl-names = "default";
70 pinctrl-0 = <&pinctrl_qt1070_irq>;
77 &pinctrl_mmc0_slot0_clk_cmd_dat0
78 &pinctrl_mmc0_slot0_dat1_3>;
83 cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>;
89 pinctrl_board_mmc0: mmc0-board {
91 <AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PA7 gpio CD pin pull up and deglitch */
96 pinctrl_qt1070_irq: qt1070_irq {
98 <AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
103 pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
105 <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
110 pinctrl_usb1_vbus_sense: usb1_vbus_sense {
112 <AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB16 gpio usb vbus sense, no pull up and deglitch */
119 cs-gpios = <&pioA 14 0>, <0>, <0>, <0>;
121 compatible = "atmel,at25df321a";
122 spi-max-frequency = <50000000>;
127 hlcdc: hlcdc@f8038000 {
130 hlcdc-display-controller {
131 pinctrl-names = "default";
132 pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb888>;
135 hlcdc_panel_output: endpoint@0 {
137 remote-endpoint = <&panel_input>;
143 usb1: gadget@f803c000 {
144 pinctrl-names = "default";
145 pinctrl-0 = <&pinctrl_usb1_vbus_sense>;
146 atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>;
159 nand0: nand@40000000 {
160 nand-bus-width = <8>;
161 nand-ecc-mode = "hw";
163 atmel,pmecc-cap = <2>;
164 atmel,pmecc-sector-size = <512>;
169 usb0: ohci@00500000 {
171 atmel,vbus-gpio = <&pioB 7 GPIO_ACTIVE_LOW>;
176 backlight: backlight {
177 compatible = "pwm-backlight";
178 pwms = <&hlcdc_pwm 0 50000 0>;
179 brightness-levels = <0 4 8 16 32 64 128 255>;
180 default-brightness-level = <6>;
181 power-supply = <&bl_reg>;
185 bl_reg: backlight_regulator {
186 compatible = "regulator-fixed";
187 regulator-name = "backlight-power-supply";
188 regulator-min-microvolt = <5000000>;
189 regulator-max-microvolt = <5000000>;
194 compatible = "gpio-leds";
198 gpios = <&pioB 4 GPIO_ACTIVE_LOW>;
199 linux,default-trigger = "mmc0";
204 gpios = <&pioB 5 GPIO_ACTIVE_LOW>;
205 linux,default-trigger = "nand-disk";
210 gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
211 linux,default-trigger = "heartbeat";
216 compatible = "gpio-keys";
220 gpios = <&pioB 3 GPIO_ACTIVE_LOW>;
227 compatible = "qd,qd43003c0-40", "simple-panel";
228 backlight = <&backlight>;
229 power-supply = <&panel_reg>;
230 #address-cells = <1>;
236 #address-cells = <1>;
239 panel_input: endpoint@0 {
241 remote-endpoint = <&hlcdc_panel_output>;
246 panel_reg: panel_regulator {
247 compatible = "regulator-fixed";
248 regulator-name = "panel-power-supply";
249 regulator-min-microvolt = <3300000>;
250 regulator-max-microvolt = <3300000>;
255 compatible = "atmel,asoc-wm8904";
256 pinctrl-names = "default";
257 pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
259 atmel,model = "wm8904 @ AT91SAM9N12";
260 atmel,audio-routing =
261 "Headphone Jack", "HPOUTL",
262 "Headphone Jack", "HPOUTR",
263 "IN2L", "Line In Jack",
264 "IN2R", "Line In Jack",
268 atmel,ssc-controller = <&ssc0>;
269 atmel,audio-codec = <&wm8904>;