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ARM: dts: am43x-gp-evm: Add matrix gpio keys. 

Add gpio keys node for am43x gp evm.

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>
hifive-unleashed-5.1
Sourav Poddar 2013-12-19 18:03:41 +05:30 committed by Benoit Cousson
parent d3d46ccae3
commit 51724dbb5c
1 changed files with 21 additions and 0 deletions
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21
arch/arm/boot/dts/am437x-gp-evm.dts
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@ -13,6 +13,7 @@
#include "am4372.dtsi"
#include <dt-bindings/pinctrl/am43xx.h>
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/gpio/gpio.h>
/ {
model = "TI AM437x GP EVM";
@ -24,6 +25,26 @@
brightness-levels = <0 51 53 56 62 75 101 152 255>;
default-brightness-level = <8>;
};
matrix_keypad: matrix_keypad@0 {
compatible = "gpio-matrix-keypad";
debounce-delay-ms = <5>;
col-scan-delay-us = <2>;
row-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH /* Bank3, pin21 */
&gpio4 3 GPIO_ACTIVE_HIGH /* Bank4, pin3 */
&gpio4 2 GPIO_ACTIVE_HIGH>; /* Bank4, pin2 */
col-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH /* Bank3, pin19 */
&gpio3 20 GPIO_ACTIVE_HIGH>; /* Bank3, pin20 */
linux,keymap = <0x00000201 /* P1 */
0x00010202 /* P2 */
0x01000067 /* UP */
0x0101006a /* RIGHT */
0x02000069 /* LEFT */
0x0201006c>; /* DOWN */
};
};
&am43xx_pinmux {