Hello,

With regards to the OMAP2 (or at least the 3530 EVM) -the TRM and
various whitepapers suggest that they are 3 OPP levels available for
VDD2 (L3). However, from looking at the sources (linux-omap-pm / pm
branch) it seems that only 2 OPP levels are supported (@166Mhz and
@83Mhz) and used. I also notice that these rates are different to those
in a whitepaper (166, 100 and 41.5). Is there any particular reason why
only 2 OPPs are used? 

I understand that the OPP level of VDD2 may be set by changes to the OPP
level of VDD1 (i.e. resource34xx.c:set_opp) - and modifying VDD1's OPP
via cpufreq seems to be the only way to adjust the VDD2 OPP from
user-land - is this correct?

Thanks,

Andrew Murray

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