Camera V4L2 sensor driver migration to Jetpack 6.0 developer preview

[ 235.895418] sd->fwnode: /bus@0/i2c@3180000/nvcam@38
[ 235.895432] asd->match.fwnode:

The v4l2_async_subdev asd fwnode returns the null. So, it failed to match the fwnode. What could be the reason for null value.

test@test:/home/test# cat /sys/kernel/debug/v4l2-async/pending_async_subdevices
tegra-camrtc-capture-vi tegra-captu:
[fwnode] dev=nil, node=