Re: [PATCH] gpio: omap: Fix gpiochip_add() handling for deferred probe

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* Grygorii Strashko <grygorii.strashko@xxxxxx> [150831 02:07]:
> Hi Tony,
> 
> On 08/28/2015 09:44 PM, Tony Lindgren wrote:
> >Currently we gpio-omap breaks if gpiochip_add() returns -EPROBE_DEFER:
> >
> >[    0.570000] gpiochip_add: GPIOs 0..31 (gpio) failed to register
> >[    0.570000] omap_gpio 48310000.gpio: Could not register gpio chip -517
> >...
> >[    3.670000] omap_gpio 48310000.gpio: Unbalanced pm_runtime_enable!
> 
> I have no objection to the patch itself.
> 
> But I curious, How have you got this error output? Was it simulated?

I ran into it when trying to get rid of all the custom initcalls
for various drivers. And especially if adding dts mappings for
gpio-ranges to try to find some solution for the 1.158 issue that
keeps me from having a mainline GPIO PM regresion test with
pinging wl12xx during off idle :)

Regards,

Tony
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