Re: OT: Mapping virtual addresses to physical

["Tomas D." <mailsoc@xxxxxxxxx>]

From: "Andrejs Cainikovs" <AndrejsC@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
To: "Tomas D." <mailsoc@xxxxxxxxx>
Cc: <linux-arm@xxxxxxxxxxxxxxxxxxxxxx>
Sent: Thursday, July 03, 2008 4:07 AM
Subject: Re: Mapping virtual addresses to physical


> Tomas D. wrote:
>> It's really more easy to write a device driver. I have written a kernel 
>> module for accessing (read/write) GPIO pins in AT91SAM926x boards. It 
>> took me less time to study how to write a kernel module than studying 
>> virtual/physical addresses.
>>
> Tomas,
> there was a small discussion at at91.com forum and one person have posted 
> it's own gpio module code.
> Are you the same guy? If not, could you please send me your own version?

Yes, that's me. Also I have slightly changed the code and made a module for 
setting a pin for input and reading its value. Anyway, I think I could post 
it somewhere if you need, but there are only two or three lines of code 
changed. 


-------------------------------------------------------------------
List admin: http://lists.arm.linux.org.uk/mailman/listinfo/linux-arm
FAQ:        http://www.arm.linux.org.uk/mailinglists/faq.php
Etiquette:  http://www.arm.linux.org.uk/mailinglists/etiquette.php