media: imx-csi: fix burst size

Setting a burst size of "8" doesn't work for IMX219 with 8-bit bayer,
but a burst size of "16" does. Fix this.

Signed-off-by: Russell King <[e-mail]>
Acked-by: Philipp Zabel <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/staging/media/imx/imx-media-csi.c

···
 	case V4L2_PIX_FMT_SGBRG8:
 	case V4L2_PIX_FMT_SGRBG8:
 	case V4L2_PIX_FMT_SRGGB8:
-		burst_size = 8;
+		burst_size = 16;
 		passthrough = true;
 		passthrough_bits = 8;
 		break;