Add firmware files for the UART attached Bluetooth on TI Wilink series
wireless connectivity combo chips.
Cc: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
[Thomas: rename config option so that it has the BR2_PACKAGE_ prefix.]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>