[PATCH v3 15/22] firmware: arm_scmi: abstract mailbox interface

[Jassi Brar]

On Wed, Oct 4, 2017 at 5:02 PM, Sudeep Holla <sudeep.holla at arm.com> wrote:

> Also, I have added shim only for specific controllers that need them.
> E.g. ARM MHU as Jassi disagreed to add doorbell mechanism to that.
> mbox_if provides default implementation that just calls direct mailbox
> APIs.
>
Yeah you could hack away the MHU driver to make your life easy at the
cost of duplicated code and extra DT bindings, but for a moment think
what if your development platform wasn't MHU but, say, Rockchip
mailbox controller?