media: rcar-csi2: Enable support for r8a774a1

Add the MIPI CSI-2 driver support for RZ/G2M(r8a774a1) SoC.
The CSI-2 module of RZ/G2M is similar to R-Car M3-W.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Acked-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/platform/rcar-vin/rcar-csi2.c

@@ -985,6 +985,10 @@ static const struct rcar_csi2_info rcar_csi2_info_r8a77990 = {
 };
 
 static const struct of_device_id rcar_csi2_of_table[] = {
+	{
+		.compatible = "renesas,r8a774a1-csi2",
+		.data = &rcar_csi2_info_r8a7796,
+	},
 	{
 		.compatible = "renesas,r8a774c0-csi2",
 		.data = &rcar_csi2_info_r8a77990,