On Sat, Jan 22, 2022 at 08:38:14PM +0100, Mark Kettenis wrote:

> Most Apple IOPs run a firmware that is based on what Apple calls
> RTKit. RTKit implements a common mailbox protocol.  This code
> provides an implementation of the AP side of this protocol,
> providing a function to initialize RTKit-based firmwares as well
> as a function to do a clean shutdown of this firmware.
> 
> Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
> Reviewed-by: Simon Glass <sjg@chromium.org>
> Tested on: Macbook Air M1
> Tested-by: Simon Glass <sjg@chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom