[U-Boot-Users] [PATCH 4/6] TQM885D: use calculated cpuclk instead of measuring it
Wolfgang Denk
wd at denx.de
Fri Oct 5 13:09:54 CEST 2007
In message <11915787621757-git-send-email-martin.krause at tqs.de> you wrote:
> On the TQM885D the measurement of cpuclk with the PIT reference
> timer ist not necessary. Since all module variants use the same
Ummm.. it may not be strictly necessary - but does it hurt? Or is it
not working?
> external 10 MHz oscillator, the cpuclk only depends on the PLL
> configuration - which is readable by software.
If it's working as expected, I recommend to leave the measurement as
is - it allows for example to easily detect clocking problems for
example because of a broken or wrong quartz.
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
You can only live once, but if you do it right, once is enough.
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