Re: [v2] rtc: pcf85363/pcf85263: fix error that failed to run hwclock -w

From: Alexandre Belloni
Date: Wed Aug 21 2019 - 07:24:17 EST

On 21/08/2019 12:21:42+0100, Mark Brown wrote:
> On Tue, Aug 20, 2019 at 01:33:14PM -0500, Li Yang wrote:
> > Some of the RTC hardware has the capability of address wrapping which
> > means if you access a continuous address range across a certain
> > boundary(could be the boundary of a regmap region) the hardware
> > actually wrap the access to a lower address. But the address
> > violation check of regmap rejects such access. According to
> > Alexcandre, the address wrapping is essential to the functionality of
> It's *essential*? Will innovation never cease?

To be clear, for some RTCs, its is the only way to accurately set the

Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering