From: Christian Lamparter <chunkeey@gmail.com>
Date: Fri, 31 May 2019 14:28:51 +0000 (+0200)
Subject: apm821xx: MR24: convert to interrupt-driven gpio-key driver
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=651adad6035a7b99784070e110147bd25029b0ce;p=openwrt%2Fstaging%2Fluka.git

apm821xx: MR24: convert to interrupt-driven gpio-key driver

This patch converts the device to use the gpio-key
over gpio-key-polled driver.

Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
---

diff --git a/target/linux/apm821xx/dts/meraki-mr24.dts b/target/linux/apm821xx/dts/meraki-mr24.dts
index cb7c095dbb..144c6f0eb3 100644
--- a/target/linux/apm821xx/dts/meraki-mr24.dts
+++ b/target/linux/apm821xx/dts/meraki-mr24.dts
@@ -166,16 +166,14 @@
 	};
 
 	keys {
-		compatible = "gpio-keys-polled";
-		#address-cells = <1>;
-		#size-cells = <0>;
-		poll-interval = <60>;	/* 3 * 20 = 60ms */
-		autorepeat;
+		compatible = "gpio-keys";
 
 		reset {
 			/* Label as per Meraki's "MR24 Installation Guide" */
 			label = "Factory Reset Button";
 			linux,code = <KEY_RESTART>;
+			interrupt-parent = <&UIC1>;
+			interrupts = <0x15 IRQ_TYPE_EDGE_FALLING>;
 			gpios = <&GPIO0 16 GPIO_ACTIVE_LOW>;
 		};
 	};