Expose to the SCMI drivers a non managed version of a common protocols API
based on generic get/put methods and protocol handles.
All drivers still keep using the old API, no functional change.
Signed-off-by: Cristian Marussi <cristian.marussi@xxxxxxx>
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These non devres methods are probably not needed, given the devm_ ones are
already provided and any SCMI driver (user of the API) has surely available
an scmi_device reference to use in the devm_ flavour...so the RFC