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ARM: at91: dt: sam9rl: Device Tree for the at91sam9rlek

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Add a device tree for the at91sam9rl-ek. For now it supports:
 - MMC
 - dbgu
 - usart1
 - watchdog
 - nand
 - leds
 - buttons

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Alexandre Belloni 2014-03-12 10:43:40 +01:00 committed by Nicolas Ferre
parent 188e4fe35d
commit 26489729a6
2 changed files with 153 additions and 0 deletions
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2
arch/arm/boot/dts/Makefile
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@ -29,6 +29,8 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9m10g45ek.dtb
dtb-$(CONFIG_ARCH_AT91) += pm9g45.dtb
# sam9n12
dtb-$(CONFIG_ARCH_AT91) += at91sam9n12ek.dtb
# sam9rl
dtb-$(CONFIG_ARCH_AT91) += at91sam9rlek.dtb
# sam9x5
dtb-$(CONFIG_ARCH_AT91) += at91-ariag25.dtb
dtb-$(CONFIG_ARCH_AT91) += at91-cosino_mega2560.dtb

151
arch/arm/boot/dts/at91sam9rlek.dts Normal file
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@ -0,0 +1,151 @@
/*
* 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 = "console=ttyS0,115200 rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw";
};
memory {
reg = <0x20000000 0x4000000>;
};
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
main_clock: clock {
compatible = "atmel,osc", "fixed-clock";
clock-frequency = <12000000>;
};
};
ahb {
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "soft";
nand-on-flash-bbt = <1>;
status = "okay";
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";
};
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";
};
};
};
leds {
compatible = "gpio-leds";
ds1 {
label = "ds1";
gpios = <&pioD 15 GPIO_ACTIVE_LOW>;
};
ds2 {
label = "ds2";
gpios = <&pioD 16 GPIO_ACTIVE_LOW>;
};
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>;
gpio-key,wakeup;
};
left_click {
label = "left_click";
gpios = <&pioB 1 GPIO_ACTIVE_LOW>;
linux,code = <272>;
gpio-key,wakeup;
};
};
};