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/*
* at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
*
* Copyright (C) 2012 Atmel,
* 2012 Hong Xu <hong.xu@atmel.com>
*
* Licensed under GPLv2 or later.
*/
/dts-v1/;
#include "at91sam9n12.dtsi"
/ {
model = "Atmel AT91SAM9N12-EK";
compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
chosen {
bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2";
};
memory {
reg = <0x20000000 0x8000000>;
};
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
main_clock: clock@0 {
compatible = "atmel,osc", "fixed-clock";
clock-frequency = <16000000>;
};
slow_xtal {
clock-frequency = <32768>;
};
main_xtal {
clock-frequency = <16000000>;
};
};
ahb {
apb {
dbgu: serial@fffff200 {
status = "okay";
};
ssc0: ssc@f0010000 {
status = "okay";
};
i2c0: i2c@f8010000 {
status = "okay";
wm8904: codec@1a {
compatible = "wlf,wm8904";
reg = <0x1a>;
clocks = <&pck0>;
clock-names = "mclk";
};
qt1070: keyboard@1b {
compatible = "qt1070";
reg = <0x1b>;
interrupt-parent = <&pioA>;
interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_qt1070_irq>;
};
};
i2c1: i2c@f8014000 {
status = "okay";
};
mmc0: mmc@f0008000 {
pinctrl-0 = <
&pinctrl_board_mmc0
&pinctrl_mmc0_slot0_clk_cmd_dat0
&pinctrl_mmc0_slot0_dat1_3>;
status = "okay";
slot@0 {
reg = <0>;
bus-width = <4>;
cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>;
};
};
pinctrl@fffff400 {
mmc0 {
pinctrl_board_mmc0: mmc0-board {
atmel,pins =
<AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PA7 gpio CD pin pull up and deglitch */
};
};
qt1070 {
pinctrl_qt1070_irq: qt1070_irq {
atmel,pins =
<AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
};
sound {
pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
atmel,pins =
<AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
};
};
};
spi0: spi@f0000000 {
status = "okay";
cs-gpios = <&pioA 14 0>, <0>, <0>, <0>;
m25p80@0 {
compatible = "atmel,at25df321a";
spi-max-frequency = <50000000>;
reg = <0>;
};
};
watchdog@fffffe40 {
status = "okay";
};
};
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "hw";
atmel,has-pmecc;
atmel,pmecc-cap = <2>;
atmel,pmecc-sector-size = <512>;
nand-on-flash-bbt;
status = "okay";
};
usb0: ohci@00500000 {
num-ports = <1>;
atmel,vbus-gpio = <&pioB 7 GPIO_ACTIVE_LOW>;
status = "okay";
};
};
leds {
compatible = "gpio-leds";
d8 {
label = "d8";
gpios = <&pioB 4 GPIO_ACTIVE_LOW>;
linux,default-trigger = "mmc0";
};
d9 {
label = "d6";
gpios = <&pioB 5 GPIO_ACTIVE_LOW>;
linux,default-trigger = "nand-disk";
};
d10 {
label = "d7";
gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
gpio_keys {
compatible = "gpio-keys";
enter {
label = "Enter";
gpios = <&pioB 3 GPIO_ACTIVE_LOW>;
linux,code = <28>;
gpio-key,wakeup;
};
};
sound {
compatible = "atmel,asoc-wm8904";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
atmel,model = "wm8904 @ AT91SAM9N12";
atmel,audio-routing =
"Headphone Jack", "HPOUTL",
"Headphone Jack", "HPOUTR",
"IN2L", "Line In Jack",
"IN2R", "Line In Jack",
"Mic", "MICBIAS",
"IN1L", "Mic";
atmel,ssc-controller = <&ssc0>;
atmel,audio-codec = <&wm8904>;
};
};
|
