On Droid 4 "Volume Down" and "Keypad Slide" keys are
connected via SoC GPIOs, "Power Key" via CPCAP and
all other keys via SoC keypad Matrix. This adds the
GPIO keys.
Signed-off-by: Sebastian Reichel <sre@xxxxxxxxxx>
---
arch/arm/boot/dts/omap4-droid4-xt894.dts | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts
index f3ccb4ceed9e..89f5f17cda7a 100644
--- a/arch/arm/boot/dts/omap4-droid4-xt894.dts
+++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts
@@ -6,6 +6,7 @@
/dts-v1/;
#include "omap443x.dtsi"
+#include <dt-bindings/input/input.h>
/ {
model = "Motorola Droid 4 XT894";
@@ -53,6 +54,26 @@
startup-delay-us = <70000>;
enable-active-high;
};
+
+ gpio_keys {
+ compatible = "gpio-keys";
+
+ volume_down {
+ label = "Volume Down";
+ gpios = <&gpio5 26 GPIO_ACTIVE_LOW>; /* gpio154 */
+ linux,code = <KEY_VOLUMEDOWN>;
+ linux,can-disable;
+ };
+
+ slider {
+ label = "Keypad Slide";
+ gpios = <&gpio4 26 GPIO_ACTIVE_HIGH>; /* gpio122 */
+ linux,input-type = <EV_SW>;
+ linux,code = <SW_KEYPAD_SLIDE>;
+ linux,can-disable;
+
+ };
+ };
};
/* L3_2 interconnect is unused, SRAM, GPMC and L3_ICLK2 disabled */
--
2.11.0
--
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