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

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Add the ability to reboot the HiFive Unleashed board via GPIO.

Signed-off-by: Yash Shah <yash.shah@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
This commit is contained in:
Yash Shah 2020-02-19 09:19:07 +05:30 committed by Palmer Dabbelt
parent d2047aba2e
commit 0a91330b2a
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GPG key ID: 2E1319F35FBB1889
1 changed files with 5 additions and 0 deletions
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5
arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
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@ -2,6 +2,7 @@
/* Copyright (c) 2018-2019 SiFive, Inc */
#include "fu540-c000.dtsi"
#include <dt-bindings/gpio/gpio.h>
/* Clock frequency (in Hz) of the PCB crystal for rtcclk */
#define RTCCLK_FREQ 1000000
@ -41,6 +42,10 @@ rtcclk: rtcclk {
clock-frequency = <RTCCLK_FREQ>;
clock-output-names = "rtcclk";
};
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpio 10 GPIO_ACTIVE_LOW>;
};
};
&uart0 {