Commit 0a91330b authored by Yash Shah's avatar Yash Shah Committed by Palmer Dabbelt

riscv: dts: Add GPIO reboot method to HiFive Unleashed DTS file

Add the ability to reboot the HiFive Unleashed board via GPIO.
Signed-off-by: default avatarYash Shah <yash.shah@sifive.com>
Reviewed-by: default avatarAnup Patel <anup@brainfault.org>
Signed-off-by: default avatarPalmer Dabbelt <palmerdabbelt@google.com>
parent d2047aba
...@@ -2,6 +2,7 @@ ...@@ -2,6 +2,7 @@
/* Copyright (c) 2018-2019 SiFive, Inc */ /* Copyright (c) 2018-2019 SiFive, Inc */
#include "fu540-c000.dtsi" #include "fu540-c000.dtsi"
#include <dt-bindings/gpio/gpio.h>
/* Clock frequency (in Hz) of the PCB crystal for rtcclk */ /* Clock frequency (in Hz) of the PCB crystal for rtcclk */
#define RTCCLK_FREQ 1000000 #define RTCCLK_FREQ 1000000
...@@ -41,6 +42,10 @@ rtcclk: rtcclk { ...@@ -41,6 +42,10 @@ rtcclk: rtcclk {
clock-frequency = <RTCCLK_FREQ>; clock-frequency = <RTCCLK_FREQ>;
clock-output-names = "rtcclk"; clock-output-names = "rtcclk";
}; };
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpio 10 GPIO_ACTIVE_LOW>;
};
}; };
&uart0 { &uart0 {
......
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