linux_dsm_epyc7002/arch/arm/boot/dts/exynos4412-tiny4412.dts
Tomasz Figa 62d38099bf ARM: dts: exynos4: Add stdout-path properties
This patch adds stdout-path property to chosen nodes of Exynos4 boards
to enable use of earlycon feature without the need to hardcode port
number in kernel itself.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-02-02 10:11:26 -08:00

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/*
* FriendlyARM's Exynos4412 based TINY4412 board device tree source
*
* Copyright (c) 2013 Alex Ling <kasimling@gmail.com>
*
* Device tree source file for FriendlyARM's TINY4412 board which is based on
* Samsung's Exynos4412 SoC.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/dts-v1/;
#include "exynos4412.dtsi"
/ {
model = "FriendlyARM TINY4412 board based on Exynos4412";
compatible = "friendlyarm,tiny4412", "samsung,exynos4412", "samsung,exynos4";
chosen {
stdout-path = &serial_0;
};
memory {
reg = <0x40000000 0x40000000>;
};
leds {
compatible = "gpio-leds";
led1 {
label = "led1";
gpios = <&gpm4 0 1>;
default-state = "off";
linux,default-trigger = "heartbeat";
};
led2 {
label = "led2";
gpios = <&gpm4 1 1>;
default-state = "off";
};
led3 {
label = "led3";
gpios = <&gpm4 2 1>;
default-state = "off";
};
led4 {
label = "led4";
gpios = <&gpm4 3 1>;
default-state = "off";
linux,default-trigger = "mmc0";
};
};
rtc@10070000 {
status = "okay";
};
sdhci@12530000 {
bus-width = <4>;
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
pinctrl-names = "default";
status = "okay";
};
serial@13800000 {
status = "okay";
};
serial@13810000 {
status = "okay";
};
serial@13820000 {
status = "okay";
};
serial@13830000 {
status = "okay";
};
fixed-rate-clocks {
xxti {
compatible = "samsung,clock-xxti";
clock-frequency = <0>;
};
xusbxti {
compatible = "samsung,clock-xusbxti";
clock-frequency = <24000000>;
};
};
};