From: xiangfu liu <xiangfu.z@gmail.com>
To: linux-input@vger.kernel.org
Subject: Re: how to make KEY_POWER work in terminal system
Date: Sun, 4 Oct 2009 00:42:07 +0800 [thread overview]
Message-ID: <bc65a8d50910030942hecf96b2hc06ff18f786a1cc@mail.gmail.com> (raw)
In-Reply-To: <bc65a8d50910030813y26138fbet402bdfb3f8321af8@mail.gmail.com>
kernel message:
[ 1.240000] input: gpio-keys as /devices/platform/gpio-keys/input/input0
[ 1.250000] input: matrix-keypad as /devices/platform/matrix-keypad/input/in1
no /dev/event/inputX device
but there is
/sys/devices/platform/gpio-keys/input/input0
the uevent is :
PRODUCT=19/1/1/100
NAME="gpio-keys"
PHYS="gpio-keys/input0"
EV==3
KEY==100000 0 0 0
MODALIAS=input:b0019v0001p0001e0100-e0,1,k74,ramlsfw
from /proc/interrupts
181: 87 GPIO Bank D Power
when I press the button nothing happen. device not poweroff.
we have a metrix-keypad in out device. all keys work find.
so I try to map the "F1" to KEY_POWER. then I press the "F1" device not pwoeroff
On 10/3/09, xiangfu liu <xiangfu.z@gmail.com> wrote:
> sorry forget the subject. send again
>
> On 10/3/09, xiangfu liu <xiangfu.z@gmail.com> wrote:
>> Hi
>>
>> I try to write gpio-keys driver a POWER button. attach is the patch.
>> but when I press or hold the button. the system not poweroff. do nothing.
>>
>> I have change the KEY_POWER to KEY_A. then I press the button again.
>> the terminal ouptu 'a' , it works. but why KEY_POWER?
>>
>> give me some tips
>>
>> thanks for help
>>
>> Best Regards
>> Xiangfu
>>
>
--
Blog: http://www.openmobilefree.net
next prev parent reply other threads:[~2009-10-03 16:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-03 15:13 how to make KEY_POWER work in terminal system xiangfu liu
2009-10-03 16:42 ` xiangfu liu [this message]
2009-10-06 5:06 ` Dmitry Torokhov
[not found] ` <bc65a8d50910062032u1ab5d215xb37737b197bb7d46@mail.gmail.com>
[not found] ` <bc65a8d50910062033j5c2f86c4s2a17cb21cf16a7f7@mail.gmail.com>
2009-10-07 4:35 ` 回复: " Dmitry Torokhov
2009-10-08 3:46 ` xiangfu liu
2009-10-13 13:08 ` ??: " Xiangfu Liu
2009-10-14 6:12 ` Dmitry Torokhov
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