Re: [PATCH 3/8] rtc: omap: Add external clock enabling support

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On 05/08/2015 at 13:41:19 +0200, Alexandre Belloni wrote :
> Hi,
> 
> On 05/08/2015 at 04:13:17 -0700, Tony Lindgren wrote :
> > * Keerthy <j-keerthy@xxxxxx> [150805 03:53]:
> > > Based on the board property switch the source from internal
> > > to external clock. Switching to external source is needed for
> > > rtcwake to work in low power modes.
> > 
> > I think this is better handled based on the compatible string
> > in the device driver rather than introducing a custom dts
> > property for it. You can just set the quirk flag in the driver
> > probe based on the compatible.
> > 
> 
> Why not use the clocks property? Then you can pass an external clock. If
> it is present you can even get its rate if this is needed at some point
> in the future. You could also disable it when going to suspend.
> 

Actually, that was already my suggestion back in april:
http://patchwork.ozlabs.org/patch/445631/

(Please Cc: the rtc mailing list for RTC related patches so that they
get picked up by patchwork).

-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]
  Powered by Linux