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|
/*
* at91sam9rlek.dts - Device Tree file for Atmel at91sam9rl reference board
*
* Copyright (C) 2014 Alexandre Belloni <alexandre.belloni@free-electrons.com>
*
* Licensed under GPLv2 only
*/
/dts-v1/;
#include "at91sam9rl.dtsi"
/ {
model = "Atmel at91sam9rlek";
compatible = "atmel,at91sam9rlek", "atmel,at91sam9rl", "atmel,at91sam9";
chosen {
bootargs = "rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw";
stdout-path = "serial0:115200n8";
};
memory {
reg = <0x20000000 0x4000000>;
};
clocks {
slow_xtal {
clock-frequency = <32768>;
};
main_xtal {
clock-frequency = <12000000>;
};
};
ahb {
fb0: fb@00500000 {
display = <&display0>;
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 = "RGB";
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 {
pinctrl-0 = <&pinctrl_ebi_addr_nand>;
pinctrl-names = "default";
status = "okay";
nand_controller: nand-controller {
status = "okay";
pinctrl-0 = <&pinctrl_nand_oe_we
&pinctrl_nand_cs
&pinctrl_nand_rb>;
pinctrl-names = "default";
nand@3 {
reg = <0x3 0x0 0x800000>;
rb-gpios = <&pioD 17 GPIO_ACTIVE_HIGH>;
cs-gpios = <&pioB 6 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 {
mmc0: mmc@fffa4000 {
pinctrl-0 = <
&pinctrl_board_mmc0
&pinctrl_mmc0_clk
&pinctrl_mmc0_slot0_cmd_dat0
&pinctrl_mmc0_slot0_dat1_3>;
status = "okay";
slot@0 {
reg = <0>;
bus-width = <4>;
cd-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>;
};
};
usart0: serial@fffb0000 {
pinctrl-0 = <
&pinctrl_usart0
&pinctrl_usart0_rts
&pinctrl_usart0_cts>;
status = "okay";
};
adc0: adc@fffd0000 {
pinctrl-names = "default";
pinctrl-0 = <
&pinctrl_adc0_ad0
&pinctrl_adc0_ad1
&pinctrl_adc0_ad2
&pinctrl_adc0_ad3
&pinctrl_adc0_ad4
&pinctrl_adc0_ad5
&pinctrl_adc0_adtrg>;
atmel,adc-ts-wires = <4>;
status = "okay";
};
usb0: gadget@fffd4000 {
atmel,vbus-gpio = <&pioA 8 GPIO_ACTIVE_HIGH>;
status = "okay";
};
spi0: spi@fffcc000 {
status = "okay";
cs-gpios = <&pioA 28 0>, <0>, <0>, <0>;
mtd_dataflash@0 {
compatible = "atmel,at45", "atmel,dataflash";
spi-max-frequency = <15000000>;
reg = <0>;
};
};
pwm0: pwm@fffc8000 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm0_pwm1_2>,
<&pinctrl_pwm0_pwm2_2>;
};
dbgu: serial@fffff200 {
status = "okay";
};
pinctrl@fffff400 {
mmc0 {
pinctrl_board_mmc0: mmc0-board {
atmel,pins =
<AT91_PIOA 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
};
};
watchdog@fffffd40 {
status = "okay";
};
rtc@fffffe00 {
status = "okay";
};
};
};
pwmleds {
compatible = "pwm-leds";
ds1 {
label = "ds1";
pwms = <&pwm0 1 5000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
};
ds2 {
label = "ds2";
pwms = <&pwm0 2 5000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
};
};
leds {
compatible = "gpio-leds";
ds3 {
label = "ds3";
gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
gpio_keys {
compatible = "gpio-keys";
right_click {
label = "right_click";
gpios = <&pioB 0 GPIO_ACTIVE_LOW>;
linux,code = <273>;
wakeup-source;
};
left_click {
label = "left_click";
gpios = <&pioB 1 GPIO_ACTIVE_LOW>;
linux,code = <272>;
wakeup-source;
};
};
i2c-gpio-0 {
status = "okay";
};
i2c-gpio-1 {
status = "okay";
};
};
|
