am33xx: Enable UART{1,2,3,4,5} pin-mux

If configured to use UART{1,2,3,4,5} such as on the Beaglebone RS232
cape or on the am335x_evm daughterboard, enable the proper pin-muxing.

Signed-off-by: Andrew Bradford <andrew@bradfordembedded.com>
3 files changed