2 * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
4 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
6 * Licensed under GPLv2.
8 #include "at91sam9g20.dtsi"
13 bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
17 reg = <0x20000000 0x4000000>;
26 compatible = "atmel,osc", "fixed-clock";
27 clock-frequency = <18432000>;
31 clock-frequency = <32768>;
35 clock-frequency = <18432000>;
43 pinctrl_pck0_as_mck: pck0_as_mck {
45 <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC1 periph B */
51 pinctrl_board_mmc0_slot1: mmc0_slot1-board {
53 <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC9 gpio CD pin pull up and deglitch */
58 dbgu: serial@fffff200 {
62 usart0: serial@fffb0000 {
67 &pinctrl_usart0_dtr_dsr
73 usart1: serial@fffb4000 {
77 macb0: ethernet@fffc4000 {
82 usb1: gadget@fffa4000 {
83 atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
89 &pinctrl_board_mmc0_slot1
91 &pinctrl_mmc0_slot1_cmd_dat0
92 &pinctrl_mmc0_slot1_dat1_3>;
97 cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
103 pinctrl-0 = <&pinctrl_ssc0_tx>;
107 cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
109 compatible = "atmel,at45", "atmel,dataflash";
110 spi-max-frequency = <50000000>;
116 atmel,wakeup-counter = <10>;
117 atmel,wakeup-rtt-timer;
121 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
129 gpbr: syscon@fffffd50 {
134 nand0: nand@40000000 {
135 nand-bus-width = <8>;
136 nand-ecc-mode = "soft";
141 label = "at91bootstrap";
147 reg = <0x20000 0x40000>;
151 label = "bareboxenv";
152 reg = <0x60000 0x20000>;
156 label = "bareboxenv2";
157 reg = <0x80000 0x20000>;
162 reg = <0xa0000 0x20000>;
167 reg = <0xc0000 0x400000>;
172 reg = <0x4c0000 0x7800000>;
177 reg = <0x7cc0000 0x8340000>;
181 usb0: ohci@00500000 {
191 compatible = "24c512";
196 compatible = "wm8731";
202 compatible = "gpio-keys";
206 gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
207 linux,code = <0x103>;
213 gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
214 linux,code = <0x104>;
220 compatible = "atmel,at91sam9g20ek-wm8731-audio";
221 pinctrl-names = "default";
222 pinctrl-0 = <&pinctrl_pck0_as_mck>;
224 atmel,model = "wm8731 @ AT91SAMG20EK";
226 atmel,audio-routing =
230 atmel,ssc-controller = <&ssc0>;
231 atmel,audio-codec = <&wm8731>;