linux-kernel - [PATCH v4 3/3] arm64: dts: rockchip: kevin: Avoid wakeup when inserting the pen

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Message-Id: <20180306075123.20989-2-jeffy.chen@rock-chips.com>
Date:   Tue,  6 Mar 2018 15:51:23 +0800
From:   Jeffy Chen <jeffy.chen@...k-chips.com>
To:     linux-kernel@...r.kernel.org
Cc:     briannorris@...gle.com, heiko@...ech.de, dtor@...gle.com,
        dianders@...gle.com, Jeffy Chen <jeffy.chen@...k-chips.com>,
        Matthias Kaehlcke <mka@...omium.org>,
        devicetree@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        Emil Renner Berthing <kernel@...il.dk>,
        Brian Norris <briannorris@...omium.org>,
        linux-rockchip@...ts.infradead.org,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-kernel@...ts.infradead.org,
        Will Deacon <will.deacon@....com>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>
Subject: [PATCH v4 3/3] arm64: dts: rockchip: kevin: Avoid wakeup when inserting the pen

Add wakeup event action for Pen Insert gpio key, to avoid wakeup when
inserting the pen.

Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>
Tested-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>
---

Changes in v4:
Include dt-binding gpio-keys.h

Changes in v3: None
Changes in v2:
Specify wakeup event action instead of irq trigger type as Brian
suggested.

 arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
index 191a6bcb1704..89126dbe5d91 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
@@ -44,6 +44,7 @@
 
 /dts-v1/;
 #include "rk3399-gru.dtsi"
+#include <dt-bindings/input/gpio-keys.h>
 #include <dt-bindings/input/linux-event-codes.h>
 
 /*
@@ -134,6 +135,8 @@
 		gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
 		linux,code = <SW_PEN_INSERTED>;
 		linux,input-type = <EV_SW>;
+		/* Wakeup only when ejecting */
+		wakeup-event-action = <EV_ACT_DEASSERTED>;
 		wakeup-source;
 	};
 };
-- 
2.11.0