Re: [PATCHv2] i2c: omap: Use noirq system sleep pm ops to idle device for suspend

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* Andreas Kemnade <andreas@xxxxxxxxxxxx> [190221 22:37]:
> On Thu, 21 Feb 2019 14:25:32 -0800
> Tony Lindgren <tony@xxxxxxxxxxx> wrote:
> 
> > * Andreas Kemnade <andreas@xxxxxxxxxxxx> [190221 22:14]:
> > > On Thu, 21 Feb 2019 13:41:57 -0800
> > > Tony Lindgren <tony@xxxxxxxxxxx> wrote:  
> > > > I tried with just plain omap2plus_defconfig, do you have maybe
> > > > something extra enabled that I don't?
> > > >   
> > > A quick guess:
> > > CONFIG_PREEMPT=y  
> > 
> > Hmm I just tried adding that and it still works here.
> > 
> > > my config:
> > > https://misc.andi.de1.cc/mydef
> > > 
> > > omap2plus_defconfig works here also. Now I need some sleep.  
> > 
> > Maybe you have a USB cable connected and the USB PHY is
> > producing interrupts on resume? My test devices are in a
> > rack so it's a bit hard for me to quickly test that.
> > 
> usb irqs would not explain why waking up via other pinctrl does not
> cause these problems. phy modules are not loaded.
> 
> So, now really brain sleep time here, hopefully a resume with fresh
> ideas.

OK, good night. I booted your config with 8250 + nfsroot added
and I'm still unable to reproduce your issue here.

Regards,

Tony




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