Richard Purdie schrieb: > 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?
Some additional debug information: elara:~# rdmsr 0x5140000C f00100006100 /proc/ioports says: 6100-61ff : 0000:00:0f.0 6100-61ff : cs5535_gpio BTW: why is request_region() needed there after all? Best regards, Arnd _______________________________________________ Linux-geode mailing list [email protected] http://lists.infradead.org/mailman/listinfo/linux-geode
