No UART driver was specified in defconfig, thus
DEBUG_UART_ALTERA_JTAGUART was incorrectly selected by default since
commit 220e8021 added a new Altera UART
driver.
Signed-off-by: NAriel D'Alessandro <ariel@vanguardiasur.com.ar>
Acked-by: NSimon Glass <sjg@chromium.org>