media: qcom: camss: Add CSID 340 support

Add support for CSID found in QCM2290, it's a simplified gen-2 version.
- There is no Test Pattern Generator (moved outside CSID)
- There is no subsampling (moved to CAMIF module)

Signed-off-by: Loic Poulain <loic.poulain@oss.qualcomm.com>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Bryan O'Donoghue <bod@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>