Re: [PATCH 6/9] ARM: dt: dove: add Dove PMU DT entry to dove.dtsi

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On Fri, Mar 13, 2015 at 01:30:38PM +0100, Thomas Petazzoni wrote:
> Dear Russell King,
> 
> On Thu, 12 Mar 2015 18:31:21 +0000, Russell King wrote:
> 
> > +			pmu: power-management@d0000 {
> > +				compatible = "marvell,dove-pmu";
> > +				reg = <0xd0000 0x8000>, <0xd8000 0x8000>;
> 
> If I'm not wrong, the registers of the RTC are at 0xd8500, which is
> also covered by this new pmu node. It does work because you're using
> of_iomap(), but it isn't really ideal.
> 
> Maybe some sort of syscon/regmap thing should be used?

Please look at the locking that would require and the locking required
for PM domains (and as I've previously explained, apparently the hardware
requires a specific sequence of writes.)

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