[PATCH 02/10] ARM: dts: AM33XX: Add matrix keypad device tree data to am335x-evm
AnilKumar Ch
anilkumar at ti.com
Mon Nov 5 05:45:42 EST 2012
Add matrix keypad device tree data to am335x-evm by adding all
the necessary parameters like keymap, row & column gpios and etc.
Signed-off-by: AnilKumar Ch <anilkumar at ti.com>
---
arch/arm/boot/dts/am335x-evm.dts | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 9199456..8076e66 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -110,6 +110,26 @@
regulator-name = "lis3_reg";
regulator-boot-on;
};
+
+ matrix_keypad: matrix_keypad at 0 {
+ compatible = "gpio-matrix-keypad";
+ debounce-delay-ms = <5>;
+ col-scan-delay-us = <2>;
+
+ row-gpios = <&gpio2 25 0 /* Bank1, pin25 */
+ &gpio2 26 0 /* Bank1, pin26 */
+ &gpio2 27 0>; /* Bank1, pin27 */
+
+ col-gpios = <&gpio2 21 0 /* Bank1, pin21 */
+ &gpio2 22 0>; /* Bank1, pin22 */
+
+ linux,keymap = <0x0000008b /* MENU */
+ 0x0100009e /* BACK */
+ 0x02000069 /* LEFT */
+ 0x0001006a /* RIGHT */
+ 0x0101001c /* ENTER */
+ 0x0201006c>; /* DOWN */
+ };
};
/include/ "tps65910.dtsi"
--
1.7.9.5
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