Re: [PATCH] fix RTC_CLASS regression with PARISC

David Brownell
2008-09-08T23:32:38Z

On Monday 08 September 2008, James Bottomley wrote:
>
> > All the powerpc folks are doing is providing a dummy shim into the
> > RTC layer using their machine description vector, and not really using
> > the RTC layer drivers at all.
>
> But realistically that's all we need.  Our RTC is controlled by two
> calls into firmware: a get and a set; nothing else.  We don't have the
> docs to get at the clock without the firmware calls.

True for PARISC ... but not for PowerPC. Lots of PowerPC
system boards use off-the-shelf RTCs with more capabilities
than the machine description vector acknowledges.

- Dave