[U-Boot] [PATCH v3] OMAP3: Fix timer handling to 1ms and CONFIG_SYS_HZ to 1000
Dirk Behme
dirk.behme at googlemail.com
Mon Apr 27 17:07:01 CEST 2009
Dear Jean-Christophe,
Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 17:29 Tue 21 Apr , Dirk Behme wrote:
>> From: Manikandan Pillai <mani.pillai at ti.com>
>> Signed-off-by: Dirk Behme <dirk.behme at googlemail.com>
>> Signed-off-by: Manikandan Pillai <mani.pillai at ti.com>
>> ---
> as Request precedently switch to 12Mhz source clock or
As answered already in (unanswered)
http://lists.denx.de/pipermail/u-boot/2009-April/050078.html
switch to 12MHz will have a larger code and implementation impact
while we won't win anything compared to well tested 13MHz usage
http://lists.denx.de/pipermail/u-boot/2009-April/051258.html
> please specify the timer resolution & precision of your implementation and
> put in the commit message & code
It seems to me that you mix here OMAP1 and OMAP3 patches?
I remember about
http://lists.denx.de/pipermail/u-boot/2009-April/051271.html
which is regarding arm925/OMAP1 changes, not OMAP3 patch. I can't
remember anything similar regarding OMAP3 patch. And similar comment
for OMAP3 patch wouldn't make sense as
http://lists.denx.de/pipermail/u-boot/2009-April/051178.html
has clear info
+ * We run the counter with 13MHz, divided by 8, resulting in timer
+ * frequency of 1.625MHz. With 32bit counter register, counter
+ * overflows in ~44min
Dirk
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