mirror of
https://github.com/torvalds/linux.git
synced 2024-11-18 10:01:43 +00:00
158 lines
2.8 KiB
Plaintext
158 lines
2.8 KiB
Plaintext
/*
|
|
* at91-foxg20.dts - Device Tree file for Acme Systems FoxG20 board
|
|
*
|
|
* Based on DT files for at91sam9g20ek evaluation board (AT91SAM9G20 SoC)
|
|
*
|
|
* Copyright (C) 2013 Douglas Gilbert <dgilbert@interlog.com>
|
|
*
|
|
* Licensed under GPLv2 or later.
|
|
*/
|
|
/dts-v1/;
|
|
#include "at91sam9g20.dtsi"
|
|
|
|
/ {
|
|
model = "Acme Systems FoxG20";
|
|
compatible = "acme,foxg20", "atmel,at91sam9g20", "atmel,at91sam9";
|
|
|
|
chosen {
|
|
bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait";
|
|
};
|
|
|
|
memory {
|
|
reg = <0x20000000 0x4000000>;
|
|
};
|
|
|
|
clocks {
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
ranges;
|
|
|
|
main_clock: clock@0 {
|
|
compatible = "atmel,osc", "fixed-clock";
|
|
clock-frequency = <18432000>;
|
|
};
|
|
};
|
|
|
|
ahb {
|
|
apb {
|
|
usb1: gadget@fffa4000 {
|
|
atmel,vbus-gpio = <&pioC 6 GPIO_ACTIVE_HIGH>;
|
|
status = "okay";
|
|
};
|
|
|
|
mmc0: mmc@fffa8000 {
|
|
pinctrl-0 = <
|
|
&pinctrl_mmc0_clk
|
|
&pinctrl_mmc0_slot1_cmd_dat0
|
|
&pinctrl_mmc0_slot1_dat1_3>;
|
|
status = "okay";
|
|
|
|
slot@1 {
|
|
reg = <1>;
|
|
bus-width = <4>;
|
|
};
|
|
};
|
|
|
|
usart0: serial@fffb0000 {
|
|
pinctrl-0 =
|
|
<&pinctrl_usart0
|
|
&pinctrl_usart0_rts
|
|
&pinctrl_usart0_cts
|
|
>;
|
|
status = "okay";
|
|
};
|
|
|
|
usart1: serial@fffb4000 {
|
|
status = "okay";
|
|
};
|
|
|
|
usart2: serial@fffb8000 {
|
|
status = "okay";
|
|
};
|
|
|
|
macb0: ethernet@fffc4000 {
|
|
phy-mode = "rmii";
|
|
status = "okay";
|
|
};
|
|
|
|
usart3: serial@fffd0000 {
|
|
status = "okay";
|
|
};
|
|
|
|
uart0: serial@fffd4000 {
|
|
status = "okay";
|
|
};
|
|
|
|
uart1: serial@fffd8000 {
|
|
status = "okay";
|
|
};
|
|
|
|
dbgu: serial@fffff200 {
|
|
status = "okay";
|
|
};
|
|
|
|
pinctrl@fffff400 {
|
|
board {
|
|
pinctrl_pck0_as_mck: pck0_as_mck {
|
|
atmel,pins =
|
|
<AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;
|
|
};
|
|
};
|
|
|
|
mmc0_slot1 {
|
|
pinctrl_board_mmc0_slot1: mmc0_slot1-board {
|
|
atmel,pins =
|
|
<AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* CD pin */
|
|
};
|
|
};
|
|
|
|
i2c0 {
|
|
pinctrl_i2c0: i2c0-0 {
|
|
atmel,pins =
|
|
<AT91_PIOA 23 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE /* TWD (SDA), open drain */
|
|
AT91_PIOA 24 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE>; /* TWCK (SCL), open drain */
|
|
};
|
|
};
|
|
};
|
|
|
|
watchdog@fffffd40 {
|
|
status = "okay";
|
|
};
|
|
};
|
|
|
|
usb0: ohci@00500000 {
|
|
num-ports = <2>;
|
|
status = "okay";
|
|
};
|
|
};
|
|
|
|
i2c@0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pinctrl_i2c0>;
|
|
i2c-gpio,delay-us = <5>; /* ~85 kHz */
|
|
status = "okay";
|
|
};
|
|
|
|
leds {
|
|
compatible = "gpio-leds";
|
|
|
|
/* red LED marked "PC7" near mini USB (device) receptacle */
|
|
user_led {
|
|
label = "user_led";
|
|
gpios = <&pioC 7 GPIO_ACTIVE_HIGH>; /* PC7 */
|
|
linux,default-trigger = "heartbeat";
|
|
};
|
|
};
|
|
|
|
gpio_keys {
|
|
compatible = "gpio-keys";
|
|
|
|
btn {
|
|
label = "Button";
|
|
gpios = <&pioC 4 GPIO_ACTIVE_LOW>;
|
|
linux,code = <0x103>;
|
|
gpio-key,wakeup;
|
|
};
|
|
};
|
|
};
|