[Gta04-owner] GTA04A4 starts shipping tomorrow

Dr. H. Nikolaus Schaller hns at goldelico.com
Wed Feb 1 08:08:19 CET 2012


Am 31.01.2012 um 11:53 schrieb Dr. H. Nikolaus Schaller:

> 
> Am 31.01.2012 um 15:30 schrieb Gennady.Kupava:
>> As i were always wondering about SD reading issues in GTA02, which rises
>> voltage in driver with reduced clock at beginning, and is not working at
> 
> This is a patch in the GTA02 kernel to reduce noise *without* capacitor.
> Only GTA02A6 boards have it.
> 
>> 25MHz at all. I wonder can it be related to that capacitor? Are GTA04
>> users going to experience same speed issues with SD like in GTA02?
> 
> No. It works at full speed, even with capacitor.

Here:

Last login: Wed Feb  1 06:58:19 2012 from 192.168.0.200
gta04:~# hdparm -t /dev/mmcblk0

/dev/mmcblk0:
 Timing buffered disk reads:  56 MB in  3.09 seconds =  18.12 MB/sec
gta04:~# 

So it appears that the SD clock is even running at 50 MHz (SD is a 4 bit bus).


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