linux/arch/arm/boot/dts/at91sam9x5cm.dtsi

98 lines
1.6 KiB
Plaintext
Raw Normal View History

/*
* at91sam9x5cm.dtsi - Device Tree Include file for AT91SAM9x5 CPU Module
*
* Copyright (C) 2012 Atmel,
* 2012 Nicolas Ferre <nicolas.ferre@atmel.com>
*
* Licensed under GPLv2 or later.
*/
/ {
memory {
reg = <0x20000000 0x8000000>;
};
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
main_clock: clock@0 {
compatible = "atmel,osc", "fixed-clock";
clock-frequency = <12000000>;
};
};
ahb {
apb {
pinctrl@fffff400 {
1wire_cm {
pinctrl_1wire_cm: 1wire_cm-0 {
atmel,pins = <1 18 0x0 0x2>; /* PB18 multidrive, conflicts with led */
};
};
};
};
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "hw";
atmel,has-pmecc; /* Enable PMECC */
atmel,pmecc-cap = <2>;
atmel,pmecc-sector-size = <512>;
nand-on-flash-bbt;
status = "okay";
at91bootstrap@0 {
label = "at91bootstrap";
reg = <0x0 0x40000>;
};
uboot@40000 {
label = "u-boot";
reg = <0x40000 0x80000>;
};
ubootenv@c0000 {
label = "U-Boot Env";
reg = <0xc0000 0x140000>;
};
kernel@200000 {
label = "kernel";
reg = <0x200000 0x600000>;
};
rootfs@800000 {
label = "rootfs";
reg = <0x800000 0x1f800000>;
};
};
};
leds {
compatible = "gpio-leds";
pb18 {
label = "pb18";
gpios = <&pioB 18 1>;
linux,default-trigger = "heartbeat";
};
pd21 {
label = "pd21";
gpios = <&pioD 21 0>;
};
};
1wire_cm {
compatible = "w1-gpio";
gpios = <&pioB 18 0>;
linux,open-drain;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_1wire_cm>;
status = "okay";
};
};