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author | Felipe Balbi <balbi@ti.com> | 2015-04-09 10:59:27 -0500 |
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committer | Tony Lindgren <tony@atomide.com> | 2015-05-04 09:21:02 -0700 |
commit | f6b957fdce50ddbd1899948ab109cca64e571eba (patch) | |
tree | d42d914966aea84de1b1acf84e7b66ab12f622de /arch | |
parent | faa4ec1eedbe6d352dc22c945540a64b5c896a95 (diff) | |
download | linux-stable-f6b957fdce50ddbd1899948ab109cca64e571eba.tar.gz linux-stable-f6b957fdce50ddbd1899948ab109cca64e571eba.tar.bz2 linux-stable-f6b957fdce50ddbd1899948ab109cca64e571eba.zip |
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>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/boot/dts/am437x-sk-evm.dts | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts index fbc50f92e622..c17097d2c167 100644 --- a/arch/arm/boot/dts/am437x-sk-evm.dts +++ b/arch/arm/boot/dts/am437x-sk-evm.dts @@ -49,7 +49,7 @@ pinctrl-0 = <&matrix_keypad_pins>; debounce-delay-ms = <5>; - col-scan-delay-us = <1500>; + col-scan-delay-us = <5>; row-gpios = <&gpio5 5 GPIO_ACTIVE_HIGH /* Bank5, pin5 */ &gpio5 6 GPIO_ACTIVE_HIGH>; /* Bank5, pin6 */ |