package/linux-firmware: add options for Broadcom BCM4366

There are two groups of chipsets in the BCM4366 family requiring two
different firmware files. Each is quite big (over 1 MiB) so use
separated options for them.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2 files changed