Re: [PATCH 13/18] ARM: dts: Use simple-pm-bus for genpd for am3 l4_wkup

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Thanks Tony,

On Thu, 2021-01-14 at 10:08 +0200, Tony Lindgren wrote:
> * Vaittinen, Matti <Matti.Vaittinen@xxxxxxxxxxxxxxxxx> [210114
> 07:58]:
> > I do also experience the boot problem described by Geert.
> > 
> > Head being:
> > b0625afe305253d0831af9289b37c906c18a781b
> > ARM: OMAP2+: Drop legacy platform data for am3 mpuss
> > 
> > => BBB boots Ok.
> > 
> > Head being:
> > 5a230524f87926f24d637fe62fd689f7f86f5036
> > ARM: dts: Use simple-pm-bus for genpd for am3 l4_wkup
> > 
> > => BBB boot fails. (I don't have any debug parameters => last thing
> > I
> > see in UART is from uBoot:
> 
> Looking at the .config Geert sent me, at least CONFIG_SIMPLE_PM_BUS=y
> is now needed, and probably should be selected or default y for
> omaps.
> 
> Adding that removes the -512 errors at least that I started seeing
> with
> Geert's config too.
> 
> Can you guys check if adding CONFIG_SIMPLE_PM_BUS=y fixes the
> problem?

After enabling CONFIG_SIMPLE_PM_BUS
5a230524f87926f24d637fe62fd689f7f86f5036
ARM: dts: Use simple-pm-bus for genpd for am3 l4_wkup


boots Ok :) Sounds like it should be enabled on BBB by default.

Best Regards
	Matti Vaittinen




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