media: media/v4l2-core: Add enum V4L2_FWNODE_BUS_TYPE_DPI

As V4L2_FWNODE_BUS_TYPE_PARALLEL is not used for DPI interface, this
patch add V4L2_FWNODE_BUS_TYPE_DPI for video DPI interface.
Signed-off-by: Xin Ji <xji@analogixsemi.com>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

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

@@ -61,6 +61,10 @@ static const struct v4l2_fwnode_bus_conv {
 		V4L2_FWNODE_BUS_TYPE_BT656,
 		V4L2_MBUS_BT656,
 		"Bt.656",
+	}, {
+		V4L2_FWNODE_BUS_TYPE_DPI,
+		V4L2_MBUS_DPI,
+		"DPI",
 	}
 };
 

include/media/v4l2-fwnode.h

@@ -173,6 +173,7 @@ struct v4l2_fwnode_connector {
  * @V4L2_FWNODE_BUS_TYPE_CSI2_DPHY: MIPI CSI-2 bus, D-PHY physical layer
  * @V4L2_FWNODE_BUS_TYPE_PARALLEL: Camera Parallel Interface bus
  * @V4L2_FWNODE_BUS_TYPE_BT656: BT.656 video format bus-type
+ * @V4L2_FWNODE_BUS_TYPE_DPI: Video Parallel Interface bus
  * @NR_OF_V4L2_FWNODE_BUS_TYPE: Number of bus-types
  */
 enum v4l2_fwnode_bus_type {
@@ -183,6 +184,7 @@ enum v4l2_fwnode_bus_type {
 	V4L2_FWNODE_BUS_TYPE_CSI2_DPHY,
 	V4L2_FWNODE_BUS_TYPE_PARALLEL,
 	V4L2_FWNODE_BUS_TYPE_BT656,
+	V4L2_FWNODE_BUS_TYPE_DPI,
 	NR_OF_V4L2_FWNODE_BUS_TYPE
 };
 

include/media/v4l2-mediabus.h

@@ -129,6 +129,7 @@ struct v4l2_mbus_config_mipi_csi1 {
  * @V4L2_MBUS_CCP2:	CCP2 (Compact Camera Port 2)
  * @V4L2_MBUS_CSI2_DPHY: MIPI CSI-2 serial interface, with D-PHY
  * @V4L2_MBUS_CSI2_CPHY: MIPI CSI-2 serial interface, with C-PHY
+ * @V4L2_MBUS_DPI:      MIPI VIDEO DPI interface
  * @V4L2_MBUS_INVALID:	invalid bus type (keep as last)
  */
 enum v4l2_mbus_type {
@@ -139,6 +140,7 @@ enum v4l2_mbus_type {
 	V4L2_MBUS_CCP2,
 	V4L2_MBUS_CSI2_DPHY,
 	V4L2_MBUS_CSI2_CPHY,
+	V4L2_MBUS_DPI,
 	V4L2_MBUS_INVALID,
 };