Mostly autogenerated from macOS AU preset dumps, with speaker names and
channel orders manually adjusted as necessary.
Signed-off-by: Hector Martin <marcan@marcan.st>
Doesn't really matter for us since all machines we plan to use so far
have the same chip, but might matter in the future.
Signed-off-by: Hector Martin <marcan@marcan.st>
Take the vendor from the DT compatible, since in principle other
manufacturers could use this code too.
Signed-off-by: Hector Martin <marcan@marcan.st>