media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY

The sun6i-mipi-csi2 and sun6i-a83t-mipi-csi2 drivers depend on the generic
MIPI D-PHY support. Select it. This fixes a linking problem when either of
these drivers is enabled and GENERIC_PHY_MIPI_DPHY is disabled.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig

@@ -8,6 +8,7 @@ config VIDEO_SUN6I_MIPI_CSI2
 	select VIDEO_V4L2_SUBDEV_API
 	select V4L2_FWNODE
 	select PHY_SUN6I_MIPI_DPHY
+	select GENERIC_PHY_MIPI_DPHY
 	select REGMAP_MMIO
 	help
 	   Support for the Allwinner A31 MIPI CSI-2 controller, also found on

drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig

@@ -8,5 +8,6 @@ config VIDEO_SUN8I_A83T_MIPI_CSI2
 	select VIDEO_V4L2_SUBDEV_API
 	select V4L2_FWNODE
 	select REGMAP_MMIO
+	select GENERIC_PHY_MIPI_DPHY
 	help
 	   Support for the Allwinner A83T MIPI CSI-2 controller and D-PHY.