Re: [PATCH v5 1/2] dt-bindings: regulator: add support for MT6392

[Mark Brown]

On Tue, Oct 27, 2020 at 10:16:22PM +0100, Fabien Parent wrote:

> You are correct, the regulator driver is running and probes
> successfully. From my investigation it seems the failure when removing
> the compatible string from the MFD and the DTS is because the
> regulator driver does not have a of_node matched since the compatible
> is gone. Because of that all the regulators registered by the driver
> are not linked to the regulator definitions in the device tree. And
> all the drivers that tries to acquire a regulator get -EPROBE_DEFER
> because of it.

You should be using the of_node from the parent device to find the
regulators set, look at how other drivers do this.

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