On Dec 7, 2006, at 9:53 AM, Chamorro, Marta wrote: > Hi again, > > Glad I managed to make sense. I checked the hardware spec on the board > and it looks like we're using everything, apart from the SEC and maybe > the stand-alone I2C (I think we're just using the one within the CMP). > By the way, I made a mistake and the actual processor on the board is > the cut-down 8541, not the 8555. My apologies for that. > > This morning I added some printks and confirmed that there is no code > behind pm_ops, so my question remains: is there some code out there > that > I can use? (hope so, otherwise I'm doomed...)
I'm sorry to say you're doomed. I don't believe anyone's spent any time trying to do pwr mgmt on 85xx. - k > -----Original Message----- > From: Kumar Gala [mailto:[EMAIL PROTECTED] > Sent: 06 December 2006 22:53 > To: Chamorro, Marta > Cc: [EMAIL PROTECTED]; [email protected] > Subject: Re: Power management for ppc 85xx > > > On Dec 6, 2006, at 4:27 PM, Chamorro, Marta wrote: > >> Hi Kumar, thanks for the reply. >> >> I am not sure I fully understand your question, but here's an >> attempt of >> an answer :) >> >> What I want to do is: >> >> First stage - Get the processor on doze mode (core halted, but >> responds >> to interrupts) >> Second stage - Once I understand how to do that, using all the right >> interfaces and so on, get other devices (mainly image processing >> ASICS) >> to stop clocks. >> >> Does that answer your question? Can you help? Do you know where to >> find >> the code that deals with power management for the ppc 8555? > > It does, what periphs are you using on the 8555 itself? > > - k > > > _______________________________________________ Linuxppc-embedded mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-embedded
