da850: add NOR boot mode support

Add pin-mux support for NOR in board file and correspanding
macros to use NOR boot mode in configuration file.

Signed-off-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Signed-off-by: Nagabhushana Netagunte <nagabhushana.netagunte@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
2 files changed