net: dc2114x: Switch DEBUG_SROM{,2} to debug_cond()

Replace the adhoc debugging ifdeffery with debug_cond() and an
internal SROM_DEBUG macro to select the debug level.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
1 file changed