Status of arch/arm in linux-next
sameo at linux.intel.com
Mon May 2 09:49:15 EDT 2011
On Fri, Apr 22, 2011 at 09:56:41AM +0200, Linus Walleij wrote:
> 2011/4/21 Arnd Bergmann <arnd at arndb.de>:
> >> Most MFD things are, like I2C chips and stuff but this one sure
> >> match the title "multifunctional device", just that it's very singleton
> >> and very close to the SoC core.
> > One property of MFD devices is that they register a fixed set of
> > child devices (cells) that are each providing separate functionality
> > and have their own drivers. If that's not the case with prcmu,
> > I think it should not be an MFD driver.
> It's both-and. The power domain regulators and cpufreq are
> platform devices and will work nicely as MFD cells spawn
> off the PRCMU. (Just that nooned did it that way before.)
That looks like a potential candidate for drivers/mfd/. I'd have to look at
the code to take it or not, but it's probably worth trying.
Intel Open Source Technology Centre
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