Revert "remove v4l cam from defconfig"

This reverts commit 6b3ac2446b5298bf50ee8b90f53e6598961bae87.
Revert "adjuat defconfig"

This reverts commit ce2370040d2b31437ad9fdb6abf9c16e7ed2e2e6.
Revert "add sr300pc20_v4l2"

This reverts commit d918be9809dd8840f23bc439d62623f6f29f2582.
remove v4l cam from defconfig