diff options
author | Douglas Gilbert <dgilbert@interlog.com> | 2013-04-18 14:53:06 +0200 |
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committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2013-05-31 16:42:27 +0200 |
commit | 2515e8bbc5dca415c5a810b8d5c6aa6acec1903c (patch) | |
tree | 5e7dfb3e56dcb62e339cc079d1095759722a7f85 /arch/arm/boot/dts/at91-foxg20.dts | |
parent | 7d813be676ea73baa9797fecd80e77141151f8df (diff) | |
download | linux-2515e8bbc5dca415c5a810b8d5c6aa6acec1903c.tar.bz2 |
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>
Diffstat (limited to 'arch/arm/boot/dts/at91-foxg20.dts')
-rw-r--r-- | arch/arm/boot/dts/at91-foxg20.dts | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91-foxg20.dts b/arch/arm/boot/dts/at91-foxg20.dts new file mode 100644 index 000000000000..f5e042780794 --- /dev/null +++ b/arch/arm/boot/dts/at91-foxg20.dts @@ -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; + }; + }; +}; |