media: v4l: fwnode: Call CSI2 bus csi2, not csi

The function to parse CSI2 bus parameters was called
v4l2_fwnode_endpoint_parse_csi_bus(), rename it as
v4l2_fwnode_endpoint_parse_csi2_bus() in anticipation of CSI1/CCP2
support.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Tested-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/v4l2-core/v4l2-fwnode.c

@@ -28,7 +28,7 @@
 
 #include <media/v4l2-fwnode.h>
 
-static int v4l2_fwnode_endpoint_parse_csi_bus(struct fwnode_handle *fwnode,
+static int v4l2_fwnode_endpoint_parse_csi2_bus(struct fwnode_handle *fwnode,
 					       struct v4l2_fwnode_endpoint *vep)
 {
 	struct v4l2_fwnode_bus_mipi_csi2 *bus = &vep->bus.mipi_csi2;
@@ -176,7 +176,7 @@ int v4l2_fwnode_endpoint_parse(struct fwnode_handle *fwnode,
 	memset(&vep->bus_type, 0, sizeof(*vep) -
 	       offsetof(typeof(*vep), bus_type));
 
-	rval = v4l2_fwnode_endpoint_parse_csi_bus(fwnode, vep);
+	rval = v4l2_fwnode_endpoint_parse_csi2_bus(fwnode, vep);
 	if (rval)
 		return rval;
 	/*