Re: [PATCH] ARM: dts: fix PWM clock found on RK3288 Socs

[Caesar Wang]

Doug,

å 2014/11/19 13:14, Doug Anderson åé:
> Caesar,
>
> On Tue, Nov 18, 2014 at 7:25 PM, Caesar Wang <caesar.wang@xxxxxxxxxxxxxx> wrote:
> > We use the new PWM IP on RK3288,but the PWM's clock indeed incorrect.
> >
> > Signed-off-by: Caesar Wang <caesar.wang@xxxxxxxxxxxxxx>
> > ---
> >   arch/arm/boot/dts/rk3288.dtsi | 8 ++++----
> >   1 file changed, 4 insertions(+), 4 deletions(-)
> Right, I reported this when Kever was doing his "unused clocks" patch.
> That's why this clock is currently "ignore unused".
>
> ...but though your change is right, I'd rather your change doesn't
> land quite yet.  It totally wrecks havoc with the PWM regulator used
> on many rk3288 boards and will glitch the main "logic" voltage at
> bootup.  I have some patches that are MASSIVELY WIP:
>
> https://chromium-review.googlesource.com/230640
> WIP: regulator: pwm: Tell regulator framework that we can't turn off
>
> https://chromium-review.googlesource.com/230641
> WIP: PWM: handle the fact that firmware might have left us enabled
>
> https://chromium-review.googlesource.com/230642
> WIP: pwm-regulator stuff
>
> I think that last one might blow up into several patches.  We need to
> solve the problems from those patches before yours can really land.
>
>
> It's pretty high on my list to finish the above patches, but right now
> suspend/resume issues are higher priority so it's a bit stalled...  If
> someone wants to hijack any of the above patches please let me know--I
> won't be offended.

OK,I see.


> -Doug

--
Best regards,
Caesar


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