[PATCH v4 7/9] ARM: sun7i/sun4i: dt: Add AXP209 support to various boards

[Mark Brown]

On Fri, Apr 11, 2014 at 03:04:32PM +0200, Carlo Caione wrote:
> On Fri, Apr 11, 2014 at 2:29 PM, Mark Brown <broonie at kernel.org> wrote:

> >> +                             regulators {
> >> +                                     compatible = "x-powers,axp20x-reg";

> > This compatible isn't part of the driver.

> Yes I know. The problem here is that in v4 I had to fill in the field
> .of_compatible of the mfd_cell with "x-powers,axp20x-reg". This
> because the regulator_dev_lookup() checks for dev->of_node when
> looking for the supply so I needed the compatible string in the DT to
> have the dev->of_node filled in by mfd_add_device().
> What do you suggest? Modify the regulator driver?

You're looking for regulator_bulk_register_supply_alias() in the MFD
driver (via parent_supplies in the MFD cell probably).
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