Re: [patch 2.6.20-rc3 1/3] rtc-cmos driver

From: Russell King
Date: Sun Jan 07 2007 - 04:03:29 EST


On Sat, Jan 06, 2007 at 01:17:25PM -0800, David Brownell wrote:
> On Saturday 06 January 2007 9:17 am, Woody Suwalski wrote:
> > >> There are PPC, M68K, SPARC, and other boards that could also
> > >> use this; ARMs tend to integrate some other RTC on-chip.  ...
> >
> > > Let me put that differently. That should be done as a separate
> > > patch, adding (a) that platform_device, and maybe platform_data
> > > if it's got additional alarm registers, and (b) Kconfig support
> > > to let that work. I'd call it a "patch #4 of 3". ;)
> > > ...
> >
> > I will try to play with the new code on Monday on ARM...
>
> Thanks. Could you describe your ARM board? None of mine have an
> RTC using this register API. Does it support system sleep states
> (/sys/power/state) with a wakeup-capable (enable_irq_wake) RTC irq?

Woody will be using a Netwinder (he's part of the original development
team.) So no sleep states and therefore no wakeup.

There's various other ARM-based systems using the PC RTC, but none of
them have sleep or wakeup abilities afaik.

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of:
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