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Commit edc6d56c authored by Sakari Ailus's avatar Sakari Ailus Committed by Mauro Carvalho Chehab
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media: v4l: fwnode: Support parsing of CSI-2 C-PHY endpoints 



The V4L2 fwnode framework only parsed CSI-2 D-PHY endpoints while C-PHY
support wasn't there. Also parse endpoints for media bus type
V4L2_MBUS_CSI2_CPHY.

Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: default avatarSteve Longerbeam <steve_longerbeam@mentor.com>
Tested-by: default avatarJacopo Mondi <jacopo+renesas@jmondi.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent e7b2f518

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

+7 −3
Original line number Diff line number Diff line
@@ -145,7 +145,8 @@ static int v4l2_fwnode_endpoint_parse_csi2_bus(struct fwnode_handle *fwnode, 
	u32 v;

	int rval;



	if (bus_type == V4L2_MBUS_CSI2_DPHY) {

	if (bus_type == V4L2_MBUS_CSI2_DPHY ||

	    bus_type == V4L2_MBUS_CSI2_CPHY) {

		use_default_lane_mapping = true;



		num_data_lanes = min_t(u32, bus->num_data_lanes,
@@ -221,9 +222,11 @@ static int v4l2_fwnode_endpoint_parse_csi2_bus(struct fwnode_handle *fwnode, 
		flags |= V4L2_MBUS_CSI2_CONTINUOUS_CLOCK;

	}



	if (bus_type == V4L2_MBUS_CSI2_DPHY || lanes_used ||

	if (bus_type == V4L2_MBUS_CSI2_DPHY ||

	    bus_type == V4L2_MBUS_CSI2_CPHY || lanes_used ||

	    have_clk_lane || (flags & ~V4L2_MBUS_CSI2_CONTINUOUS_CLOCK)) {

		bus->flags = flags;

		if (bus_type == V4L2_MBUS_UNKNOWN)

			vep->bus_type = V4L2_MBUS_CSI2_DPHY;

		bus->num_data_lanes = num_data_lanes;
@@ -463,6 +466,7 @@ static int __v4l2_fwnode_endpoint_parse(struct fwnode_handle *fwnode, 


		break;

	case V4L2_MBUS_CSI2_DPHY:

	case V4L2_MBUS_CSI2_CPHY:

		rval = v4l2_fwnode_endpoint_parse_csi2_bus(fwnode, vep,

							   vep->bus_type);

		if (rval)