Add a slvs-ec image sensor driver code

[p.mehta]

@teacian,

Are you still interested in SLVS_EC interface? If so, you may find this recent announcement interesting:

FRAMOS Announces Industry’s First Integration of Sony’s SLVS-EC on the NVIDIA Jetson Edge AI Platform

[FRAMOS_SLVS_Banner (002)] FRAMOS now offers a new integration supporting SLVS-EC – Sony’s next-gen data interface – natively on the NVIDIA Jetson platform. This implementation is based on an existing IMX530 FRAMOS Sensor Module (FSM) with a 4th Generation Sony Pregius Global Shutter sensor and provides a reference implementation for customers looking to operate the SLVS-EC interface on the NVIDIA Jetson AGX Xavier system on module (SOM). Further Information and Availability Additional SLVS-…