[media] coda: add Freescale firmware compatibility location

The Freescale provided imx-vpu looks for firmware files under /lib/firmware/vpu
by default. Make coda look there for firmware files to ease the update path.

Cc: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/platform/coda/coda.h

@@ -50,7 +50,7 @@ enum coda_product {
 struct coda_video_device;
 
 struct coda_devtype {
-	char			*firmware[2];
+	char			*firmware[3];
 	enum coda_product	product;
 	const struct coda_codec	*codecs;
 	unsigned int		num_codecs;