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 = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2";
21 reg = <0x20000000 0x8000000>;
25 clock-frequency = <32768>;
29 clock-frequency = <16000000>;
38 compatible = "atmel,osc", "fixed-clock";
39 clock-frequency = <16000000>;
45 dbgu: serial@fffff200 {
57 compatible = "wm8904";
62 compatible = "qt1070";
64 interrupt-parent = <&pioA>;
65 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
66 pinctrl-names = "default";
67 pinctrl-0 = <&pinctrl_qt1070_irq>;
78 &pinctrl_mmc0_slot0_clk_cmd_dat0
79 &pinctrl_mmc0_slot0_dat1_3>;
84 cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>;
90 pinctrl_board_mmc0: mmc0-board {
92 <AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PA7 gpio CD pin pull up and deglitch */
97 pinctrl_qt1070_irq: qt1070_irq {
99 <AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
104 pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
106 <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
113 cs-gpios = <&pioA 14 0>, <0>, <0>, <0>;
115 compatible = "atmel,at25df321a";
116 spi-max-frequency = <50000000>;
126 nand0: nand@40000000 {
127 nand-bus-width = <8>;
128 nand-ecc-mode = "hw";
130 atmel,pmecc-cap = <2>;
131 atmel,pmecc-sector-size = <512>;
136 usb0: ohci@00500000 {
142 compatible = "gpio-leds";
146 gpios = <&pioB 4 GPIO_ACTIVE_LOW>;
147 linux,default-trigger = "mmc0";
152 gpios = <&pioB 5 GPIO_ACTIVE_LOW>;
153 linux,default-trigger = "nand-disk";
158 gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
159 linux,default-trigger = "heartbeat";
164 compatible = "gpio-keys";
168 gpios = <&pioB 3 GPIO_ACTIVE_LOW>;
175 compatible = "atmel,asoc-wm8904";
176 pinctrl-names = "default";
177 pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
179 atmel,model = "wm8904 @ AT91SAM9N12";
180 atmel,audio-routing =
181 "Headphone Jack", "HPOUTL",
182 "Headphone Jack", "HPOUTR",
183 "IN2L", "Line In Jack",
184 "IN2R", "Line In Jack",
188 atmel,ssc-controller = <&ssc0>;
189 atmel,audio-codec = <&wm8904>;