Felipe Balbi <balbi@xxxxxx> writes: > Hi, > > On Thu, Sep 13, 2012 at 11:04:42AM -0700, Kevin Hilman wrote: >> Kevin Hilman <khilman@xxxxxxxxxxxxxxxxxxx> writes: >> >> > Kevin Hilman <khilman@xxxxxxxxxxxxxxxxxxx> writes: >> > >> [...] >> >> >> Sorry to be late to the party (again), but still catching up after some >> >> time off. >> >> >> >> Unfortunately, this series causes PM regressions on several OMAP >> >> platforms. I hope we can hold off on this until those issues are >> >> addressed. >> > >> > I tracked the regression down to [PATCHv8 21/22] (see reply there.) >> > >> > Since this series is already merged, I suggest that the problem patch be >> > reverted, at least for v3.7 and until the problem is better understood >> > and tested. >> > >> > With that patch reverted, all my PM tests are passing. Feel free to >> > add: >> >> OK, the i2c series is off the hook. >> >> Felipe and I spent a little time tracking this down. Felipe suggested >> that there might be a driver with periodic i2c activity keeping I2C >> awake, and thus preventing CORE retention. He was right. > > FYI, the original idea came from Shubhro. We agreed that would be the > only way i2c would be prevented from idling. Great, thanks Shubhro! Also, FYI, I just submitted a patch to the TWL RTC driver which was the source of all the I2C activity since it's on the I2C-connected PMIC. Thanks for the help and suggestions, Kevin [1] https://groups.google.com/forum/#!topic/rtc-linux/sFbYmAzCRLQ -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
