serial: 16550: Add getfcr accessor

Add function which allows fetching the default FCR register setting
from platform data for DM , while retaining old behavior for non-DM
by returning UART_FCRVAL.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Tom Rini <trini@konsulko.com>
Cc: Simon Glass <sjg@chromium.org>
Reviewed-by: Simon Glass <sjg@chromium.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/ns16550.h b/include/ns16550.h
index 1311f4cb919..45fd68b65d7 100644
--- a/include/ns16550.h
+++ b/include/ns16550.h
@@ -57,6 +57,7 @@ struct ns16550_platdata {
 	int reg_shift;
 	int clock;
 	int reg_offset;
+	u32 fcr;
 };
 
 struct udevice;