arch: usart_tx_flash_str should use CRLF instead of just LF

At the end of the string, we should generate CRLF instead of just LF to
properly repositition the terminal cursor at the beginning of the next line.

Signed-off-by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
1 files changed, 1 insertions(+), 0 deletions(-)

M arch/atmega48p_usart.h
M arch/atmega48p_usart.h +1 -0
@@ 49,6 49,7 @@ static inline void usart_tx_flash_str(co
 		ptr++;
 	}
 
+	usart_tx_byte('\r');
 	usart_tx_byte('\n');
 }