Re: [PATCH v3 1/2] usb: ohci-at91: Forcibly suspend ports while USB suspend

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On 20/06/2016 at 03:16:35 +0000, Yang, Wenyou wrote :
> > Sure, what I mean is that you can try to get the regmap for the SFR in every case.
> > Depending on whether you were able to get it, you can decide to call
> > ohci_at91_port_suspend/resume or not (just test for sfr_regmap != NULL).
> 
> I don't think so. The SFR includes a lot of miscellaneous functions, more than this one.
> 

I know but this is irrelevant to this discussion. If you need to use the
SFR from another driver you will simply get it from that other driver.

I that case, you will try to get "atmel,sama5d2-sfr". It is only present
on sama5d2 so you have enough information to know whether or not you can
use it to suspend/resume.

-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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