On Fri, Mar 27, 2020 at 08:49:22AM +0100, Uwe Kleine-König wrote:

> @broonie: I don't know regmap good enough to instantly know the right
> magic to do this. Can you give a rough overview what would be needed?

If you want to dynamically change if the register is autoincrementing
you're going to have to add stuff to regmap for that, it understands
devices that autoincrement and devices that don't autoincrement but
there's currently nothing for transitioning between the two.