linux_dsm_epyc7002/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
Jean-Christophe PLAGNIOL-VILLARD 5cb4e73575 ARM: at91: add at91sam9g20ek boards dt support
Add both board revision support 1mmc and 2mmc and use a dtsi for common part.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-20 23:17:05 +08:00

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/*
* at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
*
* Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
*
* Licensed under GPLv2.
*/
/include/ "at91sam9g20.dtsi"
/ {
chosen {
bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
};
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 {
dbgu: serial@fffff200 {
status = "okay";
};
usart0: serial@fffb0000 {
status = "okay";
};
usart1: serial@fffb4000 {
status = "okay";
};
macb0: ethernet@fffc4000 {
phy-mode = "rmii";
status = "okay";
};
usb1: gadget@fffa4000 {
atmel,vbus-gpio = <&pioC 5 0>;
status = "okay";
};
};
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "soft";
nand-on-flash-bbt;
status = "okay";
at91bootstrap@0 {
label = "at91bootstrap";
reg = <0x0 0x20000>;
};
barebox@20000 {
label = "barebox";
reg = <0x20000 0x40000>;
};
bareboxenv@60000 {
label = "bareboxenv";
reg = <0x60000 0x20000>;
};
bareboxenv2@80000 {
label = "bareboxenv2";
reg = <0x80000 0x20000>;
};
oftree@80000 {
label = "oftree";
reg = <0xa0000 0x20000>;
};
kernel@a0000 {
label = "kernel";
reg = <0xc0000 0x400000>;
};
rootfs@4a0000 {
label = "rootfs";
reg = <0x4c0000 0x7800000>;
};
data@7ca0000 {
label = "data";
reg = <0x7cc0000 0x8340000>;
};
};
usb0: ohci@00500000 {
num-ports = <2>;
status = "okay";
};
};
i2c@0 {
status = "okay";
24c512@50 {
compatible = "24c512";
reg = <0x50>;
};
wm8731@1b {
compatible = "wm8731";
reg = <0x1b>;
};
};
gpio_keys {
compatible = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
btn3 {
label = "Buttin 3";
gpios = <&pioA 30 1>;
linux,code = <0x103>;
gpio-key,wakeup;
};
btn4 {
label = "Buttin 4";
gpios = <&pioA 31 1>;
linux,code = <0x104>;
gpio-key,wakeup;
};
};
};