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/*
* at91sam9261ek.dts - Device Tree file for Atmel at91sam9261 reference board
*
* Copyright (C) 2013 Jean-Jacques Hiblot <jjhiblot@traphandler.com>
*
* Licensed under GPLv2 only.
*/
/dts-v1/;
#include "at91sam9261.dtsi"
/ {
model = "Atmel at91sam9261ek";
compatible = "atmel,at91sam9261ek", "atmel,at91sam9261", "atmel,at91sam9";
chosen {
bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs rw";
stdout-path = "serial0:115200n8";
};
memory {
reg = <0x20000000 0x4000000>;
};
clocks {
slow_xtal {
clock-frequency = <32768>;
};
main_xtal {
clock-frequency = <18432000>;
};
};
ahb {
usb0: ohci@00500000 {
status = "okay";
};
fb0: fb@0x00600000 {
display = <&display0>;
atmel,power-control-gpio = <&pioA 12 GPIO_ACTIVE_LOW>;
status = "okay";
display0: display {
bits-per-pixel = <16>;
atmel,lcdcon-backlight;
atmel,dmacon = <0x1>;
atmel,lcdcon2 = <0x80008002>;
atmel,guard-time = <1>;
atmel,lcd-wiring-mode = "BRG";
display-timings {
native-mode = <&timing0>;
timing0: timing0 {
clock-frequency = <4965000>;
hactive = <240>;
vactive = <320>;
hback-porch = <1>;
hfront-porch = <33>;
vback-porch = <1>;
vfront-porch = <0>;
hsync-len = <5>;
vsync-len = <1>;
hsync-active = <1>;
vsync-active = <1>;
};
};
};
};
ebi: ebi@10000000 {
status = "okay";
nand_controller: nand-controller {
status = "okay";
pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
pinctrl-names = "default";
nand@3 {
reg = <0x3 0x0 0x800000>;
rb-gpios = <&pioC 15 GPIO_ACTIVE_HIGH>;
cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
nand-bus-width = <8>;
nand-ecc-mode = "soft";
nand-on-flash-bbt;
label = "atmel_nand";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
at91bootstrap@0 {
label = "at91bootstrap";
reg = <0x0 0x40000>;
};
bootloader@40000 {
label = "bootloader";
reg = <0x40000 0x80000>;
};
bootloaderenv@c0000 {
label = "bootloader env";
reg = <0xc0000 0xc0000>;
};
dtb@180000 {
label = "device tree";
reg = <0x180000 0x80000>;
};
kernel@200000 {
label = "kernel";
reg = <0x200000 0x600000>;
};
rootfs@800000 {
label = "rootfs";
reg = <0x800000 0x0f800000>;
};
};
};
};
};
apb {
usb1: gadget@fffa4000 {
atmel,vbus-gpio = <&pioB 29 GPIO_ACTIVE_HIGH>;
status = "okay";
};
spi0: spi@fffc8000 {
cs-gpios = <&pioA 3 0>, <0>, <&pioA 28 0>, <0>;
status = "okay";
mtd_dataflash@0 {
compatible = "atmel,at45", "atmel,dataflash";
reg = <0>;
spi-max-frequency = <15000000>;
};
tsc2046@0 {
reg = <2>;
compatible = "ti,ads7843";
interrupts-extended = <&pioC 2 IRQ_TYPE_EDGE_BOTH>;
spi-max-frequency = <3000000>;
pendown-gpio = <&pioC 2 GPIO_ACTIVE_HIGH>;
ti,x-min = /bits/ 16 <150>;
ti,x-max = /bits/ 16 <3830>;
ti,y-min = /bits/ 16 <190>;
ti,y-max = /bits/ 16 <3830>;
ti,vref-delay-usecs = /bits/ 16 <450>;
ti,x-plate-ohms = /bits/ 16 <450>;
ti,y-plate-ohms = /bits/ 16 <250>;
ti,pressure-max = /bits/ 16 <15000>;
ti,debounce-rep = /bits/ 16 <0>;
ti,debounce-tol = /bits/ 16 <65535>;
ti,debounce-max = /bits/ 16 <1>;
wakeup-source;
};
};
dbgu: serial@fffff200 {
status = "okay";
};
watchdog@fffffd40 {
status = "okay";
};
};
};
leds {
compatible = "gpio-leds";
ds8 {
label = "ds8";
gpios = <&pioA 13 GPIO_ACTIVE_LOW>;
linux,default-trigger = "none";
};
ds7 {
label = "ds7";
gpios = <&pioA 14 GPIO_ACTIVE_LOW>;
linux,default-trigger = "nand-disk";
};
ds1 {
label = "ds1";
gpios = <&pioA 23 GPIO_ACTIVE_LOW>;
linux,default-trigger = "heartbeat";
};
};
gpio_keys {
compatible = "gpio-keys";
button_0 {
label = "button_0";
gpios = <&pioA 27 GPIO_ACTIVE_LOW>;
linux,code = <256>;
wakeup-source;
};
button_1 {
label = "button_1";
gpios = <&pioA 26 GPIO_ACTIVE_LOW>;
linux,code = <257>;
wakeup-source;
};
button_2 {
label = "button_2";
gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
linux,code = <258>;
wakeup-source;
};
button_3 {
label = "button_3";
gpios = <&pioA 24 GPIO_ACTIVE_LOW>;
linux,code = <259>;
wakeup-source;
};
};
};
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