Now putc writes to the first enabled internal UART. If there is none the external UART on the a9m9750dev board is used (if enabled). Otherwise there is no output. Signed-off-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Signed-off-by: Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>