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>;
30 compatible = "atmel,osc", "fixed-clock";
31 clock-frequency = <16000000>;
35 clock-frequency = <32768>;
39 clock-frequency = <16000000>;
45 dbgu: serial@fffff200 {
57 compatible = "wm8904";
64 compatible = "qt1070";
66 interrupt-parent = <&pioA>;
67 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
68 pinctrl-names = "default";
69 pinctrl-0 = <&pinctrl_qt1070_irq>;
80 &pinctrl_mmc0_slot0_clk_cmd_dat0
81 &pinctrl_mmc0_slot0_dat1_3>;
86 cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>;
92 pinctrl_board_mmc0: mmc0-board {
94 <AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PA7 gpio CD pin pull up and deglitch */
99 pinctrl_qt1070_irq: qt1070_irq {
101 <AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
106 pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
108 <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
115 cs-gpios = <&pioA 14 0>, <0>, <0>, <0>;
117 compatible = "atmel,at25df321a";
118 spi-max-frequency = <50000000>;
128 nand0: nand@40000000 {
129 nand-bus-width = <8>;
130 nand-ecc-mode = "hw";
132 atmel,pmecc-cap = <2>;
133 atmel,pmecc-sector-size = <512>;
138 usb0: ohci@00500000 {
144 compatible = "gpio-leds";
148 gpios = <&pioB 4 GPIO_ACTIVE_LOW>;
149 linux,default-trigger = "mmc0";
154 gpios = <&pioB 5 GPIO_ACTIVE_LOW>;
155 linux,default-trigger = "nand-disk";
160 gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
161 linux,default-trigger = "heartbeat";
166 compatible = "gpio-keys";
170 gpios = <&pioB 3 GPIO_ACTIVE_LOW>;
177 compatible = "atmel,asoc-wm8904";
178 pinctrl-names = "default";
179 pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
181 atmel,model = "wm8904 @ AT91SAM9N12";
182 atmel,audio-routing =
183 "Headphone Jack", "HPOUTL",
184 "Headphone Jack", "HPOUTR",
185 "IN2L", "Line In Jack",
186 "IN2R", "Line In Jack",
190 atmel,ssc-controller = <&ssc0>;
191 atmel,audio-codec = <&wm8904>;