V4L/DVB (3300): Add standard for South Korean NTSC-M using A2 audio.

South Korea uses NTSC-M but with A2 audio instead of BTSC. Several audio
chips need this information in order to set the correct audio processing
registers.

Acked-by: Mauro Carvalho Chehab <mauro_chehab@yahoo.com.br>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c
index aa4c4c5..578b200 100644
--- a/drivers/media/video/bttv-driver.c
+++ b/drivers/media/video/bttv-driver.c
@@ -214,7 +214,7 @@
 		   we can capture, of the first and second field. */
 		.vbistart	= { 7,320 },
 	},{
-		.v4l2_id        = V4L2_STD_NTSC_M,
+		.v4l2_id        = V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_KR,
 		.name           = "NTSC",
 		.Fsc            = 28636363,
 		.swidth         = 768,