On Tue, Oct 18, 2016 at 9:56 AM, Stephen Boyd [off-list ref] wrote:

The ULPI bus can be built as a module, and it will soon be
calling these functions when it supports probing devices from DT.
Export them so they can be used by the ULPI module.

Acked-by: Rob Herring <robh@kernel.org>
Cc: <redacted>
Signed-off-by: Stephen Boyd <redacted>

I'm interested in this as well. The sunxi-rsb bus is non-enumerable
and DT only, and existing slave device drivers can be built as modules.
We'd need this to support modalias loading of drivers.

ChenYu