linux-kernel - [PATCH] Add triggers for cubietruck leds

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Message-Id: <1456304247-2481-1-git-send-email-henry@nitronetworks.nl>
Date:	Wed, 24 Feb 2016 09:57:25 +0100
From:	Henry Paulissen <draakje197@...il.com>
To:	linux-sunxi@...glegroups.com
Cc:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Chen-Yu Tsai <wens@...e.org>, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] Add triggers for cubietruck leds

This (small) patch gives the same led trigger functionality
as the 3.4 sunxi kernel and although mainline doesn't has
to be the same, it helps in identifying and builds upon the
user expectations about what those leds mean.

Signed-off-by: Henry Paulissen <henry@...ronetworks.nl>
---
 arch/arm/boot/dts/sun7i-a20-cubietruck.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
index 8da939a..bea6b0f 100644
--- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
+++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
@@ -70,21 +70,29 @@
 		blue {
 			label = "cubietruck:blue:usr";
 			gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "heartbeat";
+			default-state = "off";
 		};
 
 		orange {
 			label = "cubietruck:orange:usr";
 			gpios = <&pio 7 20 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "cpu0";
+			default-state = "off";
 		};
 
 		white {
 			label = "cubietruck:white:usr";
 			gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "cpu1";
+			default-state = "off";
 		};
 
 		green {
 			label = "cubietruck:green:usr";
 			gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "mmc1";
+			default-state = "off";
 		};
 	};
 
-- 
2.5.0