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ARM: dts: am437x-sk: reduce col-scan-delay-us 

The new AM437x SK Beta boards have removed the
large capacitors on the gpio-matrix column lines
which means we can reduce col-scan-delay-us to 5us
without loosing functionality.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Felipe Balbi 2015-04-09 10:59:27 -05:00 committed by Tony Lindgren
parent faa4ec1eed
commit f6b957fdce
1 changed files with 1 additions and 1 deletions
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2
arch/arm/boot/dts/am437x-sk-evm.dts
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@ -49,7 +49,7 @@
pinctrl-0 = <&matrix_keypad_pins>; pinctrl-0 = <&matrix_keypad_pins>;
debounce-delay-ms = <5>; debounce-delay-ms = <5>;
col-scan-delay-us = <1500>; col-scan-delay-us = <5>;
row-gpios = <&gpio5 5 GPIO_ACTIVE_HIGH /* Bank5, pin5 */ row-gpios = <&gpio5 5 GPIO_ACTIVE_HIGH /* Bank5, pin5 */
&gpio5 6 GPIO_ACTIVE_HIGH>; /* Bank5, pin6 */ &gpio5 6 GPIO_ACTIVE_HIGH>; /* Bank5, pin6 */