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ARM: at91: add Acme Systems Fox G20 board 

Signed-off-by: Douglas Gilbert <dgilbert@interlog.com>
[nicolas.ferre@atmel.com: re-arranging nodes, removing nodes and some comments]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
hifive-unleashed-5.1
Douglas Gilbert 2013-04-18 14:53:06 +02:00 committed by Nicolas Ferre
parent 7d813be676
commit 2515e8bbc5
2 changed files with 158 additions and 0 deletions
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1
arch/arm/boot/dts/Makefile
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@ -16,6 +16,7 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9263ek.dtb
dtb-$(CONFIG_ARCH_AT91) += tny_a9263.dtb
dtb-$(CONFIG_ARCH_AT91) += usb_a9263.dtb
# sam9g20
dtb-$(CONFIG_ARCH_AT91) += at91-foxg20.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9g20ek.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9g20ek_2mmc.dtb
dtb-$(CONFIG_ARCH_AT91) += kizbox.dtb

157
arch/arm/boot/dts/at91-foxg20.dts 100644
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@ -0,0 +1,157 @@
/*
* 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 0>;
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 =
<2 1 0x2 0x0>; /* PC1 periph B */
};
};
mmc0_slot1 {
pinctrl_board_mmc0_slot1: mmc0_slot1-board {
atmel,pins =
<2 9 0x0 0x5>; /* PC9 gpio CD pin pull up and deglitch */
};
};
i2c0 {
pinctrl_i2c0: i2c0-0 {
atmel,pins =
<0 23 0x1 0x2 /* TWD (SDA) PA23 periph A, open drain */
0 24 0x1 0x2>; /* TWCK (SCL) PA24 periph A, 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 0>; /* PC7 */
linux,default-trigger = "heartbeat";
};
};
gpio_keys {
compatible = "gpio-keys";
btn {
label = "Button";
gpios = <&pioC 4 1>;
linux,code = <0x103>;
gpio-key,wakeup;
};
};
};