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-rw-r--r--drivers/media/v4l2-core/v4l2-fwnode.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/v4l2-fwnode.c b/drivers/media/v4l2-core/v4l2-fwnode.c
index c5b2dbf38e95..ccefa55813ad 100644
--- a/drivers/media/v4l2-core/v4l2-fwnode.c
+++ b/drivers/media/v4l2-core/v4l2-fwnode.c
@@ -229,6 +229,10 @@ static int v4l2_fwnode_endpoint_parse_csi2_bus(struct fwnode_handle *fwnode,
if (bus_type == V4L2_MBUS_CSI2_DPHY ||
bus_type == V4L2_MBUS_CSI2_CPHY || lanes_used ||
have_clk_lane || (flags & ~V4L2_MBUS_CSI2_CONTINUOUS_CLOCK)) {
+ /* Only D-PHY has a clock lane. */
+ unsigned int dfl_data_lane_index =
+ bus_type == V4L2_MBUS_CSI2_DPHY;
+
bus->flags = flags;
if (bus_type == V4L2_MBUS_UNKNOWN)
vep->bus_type = V4L2_MBUS_CSI2_DPHY;
@@ -237,7 +241,7 @@ static int v4l2_fwnode_endpoint_parse_csi2_bus(struct fwnode_handle *fwnode,
if (use_default_lane_mapping) {
bus->clock_lane = 0;
for (i = 0; i < num_data_lanes; i++)
- bus->data_lanes[i] = 1 + i;
+ bus->data_lanes[i] = dfl_data_lane_index + i;
} else {
bus->clock_lane = clock_lane;
for (i = 0; i < num_data_lanes; i++)