Re: working LCD driver

From: Pattrick Hüper <pattyh.a.t.gmx.net>
Date: Thu Feb 26 2004 - 13:33:55 EST

Hi Andrew,

yes, works that way i do echo "1" > /sys/class/backlight/mq11xx0/power,
it turns on, with echo "0", it turns off, also brightness and contrast
in ../lcd/mq11xx0 work...

I think i tried as module also, but since i am still struggling with a
better way to start if compiled static than my "fb_console_init" hack, i
cant remember exactly...

I hope this helps,

BTW, currently backlight power comes up disabled. but lcd is enabled...
i think it has something to do with backlight module not registered,
when fb comes up, but i cant remember... i did not have a lot of time
looking into it the last days...

Cheers, Patty

Andrew Zabolotny wrote:

>On Thu, 26 Feb 2004 15:16:08 +0100
>alain2210@free.fr wrote:
>
>
>
>>how did you do for turning on the backlight and brightness.
>>I cannot reproduce it ? what is the commend ? or what is the module
>>
>>
>mkdir /sys
>mount -t sysfs none /sys
>cd /sys/class/backlight/mq11xx0
>cat max_brightness
>echo 100 > brightness
>echo 0 > power
>cd /sys/class/lcd/mq11xx0
>cat max_contrast
>echo 3 > contrast
>
>--
>Greetings,
> Andrew
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Received on Thu Feb 26 18:34:09 2004

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