lkml.org 
[lkml]   [2010]   [Jan]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: 2.6.33-rc3 regression: leds_alix2: can't allocate I/O for GPIO
From
Date
On Thu, 2010-01-07 at 11:26 +0100, Arnd Hannemann wrote:
> with 2.6.33-rc3 the LEDs are not working anymore on my Geode embedded board:
> If I remember correctly this was working fine with 2.6.32, but certainly with 2.6.31
>
> relevant dmesg output of 2.6.33-rc3:
>
> [ 0.709643] cs5535_gpio: base=0x6100 mask=0xb003c66 major=253
>
> [ 2.207947] leds_alix2: system is recognized as "PC Engines ALIX.2 v0.99h"
> [ 2.228678] leds_alix2: can't allocate I/O for GPIO
>
>
> For reference dmesg of 2.6.31.3:
>
> [ 0.611953] cs5535_gpio: base=0x6100 mask=0xb003c66 major=253
>
> [ 2.379114] leds_alix2: system is recognized as "PC Engines ALIX.2"
> [ 2.399097] Registered led device: alix:1
> [ 2.411404] Registered led device: alix:2
> [ 2.423720] Registered led device: alix:3

Its likely to be commit 7f131cf3ed96c969d7b092bf629e25c3df50901e. It
looks like the request_region() call is failing. Daniel, any idea why?

Cheers,

Richard



\
 
 \ /
  Last update: 2010-01-07 12:05    [W:0.070 / U:0.136 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site