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From 4c4cc35a921e7706b696c25ce432b23ad32cd6e5 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Fri, 7 Feb 2020 09:51:31 +0000
Subject: [PATCH] overlays: Add timeout_ms parameter to gpio-poweroff
The timeout_ms parameter specifies in milliseconds how long the kernel
waits for power-down before issuing a WARN. The default value is 3000 ms.
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
arch/arm/boot/dts/overlays/README | 2 ++
arch/arm/boot/dts/overlays/gpio-poweroff-overlay.dts | 1 +
2 files changed, 3 insertions(+)
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -821,6 +821,8 @@ Params: gpiopin GPIO for
input Set if the gpio pin should be configured as
an input.
export Set to export the configured pin to sysfs
+ timeout_ms Specify (in ms) how long the kernel waits for
+ power-down before issuing a WARN (default 3000).
Name: gpio-shutdown
--- a/arch/arm/boot/dts/overlays/gpio-poweroff-overlay.dts
+++ b/arch/arm/boot/dts/overlays/gpio-poweroff-overlay.dts
@@ -32,5 +32,6 @@
active_low = <&power_ctrl>,"gpios:8";
input = <&power_ctrl>,"input?";
export = <&power_ctrl>,"export?";
+ timeout_ms = <&power_ctrl>,"timeout-ms:0";
};
};
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