linux-kernel - [PATCH v2 3/4] arm64: dts: hisilicon: hi6220-hikey: Allow USR1 LED to notify kernel panic

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Message-Id: <c3407f283fab925ce9097dd05dde41c8a4956265.1509951550.git.amit.kucheria@linaro.org>
Date:   Mon,  6 Nov 2017 12:38:15 +0530
From:   Amit Kucheria <amit.kucheria@...aro.org>
To:     amit.kucheria@...aro.org, linux-kernel@...r.kernel.org
Cc:     linux-arm-msm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, xuwei5@...ilicon.com,
        andy.gross@...aro.org, manivannan.sadhasivam@...aro.org,
        devicetree@...r.kernel.org, timur@...eaurora.org,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>
Subject: [PATCH v2 3/4] arm64: dts: hisilicon: hi6220-hikey: Allow USR1 LED to notify kernel panic

Blink the LED on a kernel panic.

Signed-off-by: Amit Kucheria <amit.kucheria@...aro.org>
Acked-by: Guodong Xu <guodong.xu@...aro.org>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
---
 arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
index 3aee612..e94fa1a 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
@@ -359,6 +359,7 @@
 		user_led1 {
 			label = "user_led1";
 			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
+			panic-indicator;
 			linux,default-trigger = "cpu0";
 		};
 
-- 
2.7.4