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RTOS/DS90UB953-Q1: 953-954 configuration for camera data logging

Part Number: DS90UB953-Q1

Tool/software: TI-RTOS

Hello All,

We are using custom board based on TDA2PX with a SerDes setup: 953/954 and able to capture the camera frames at tda2p side.

There is an additional 953 on the same serdes hardware, which will be using for data logging purpose.

Setup is as below:

AR0220 Sensor ->953->954 -> 2 lanes(0,1) goes to tda2px (this is working)

Replicated lanes of same 954 will be connected to another 953, and it's fpd output will be connected to a data logging device at PC side.

TDA2P side: 954 lanes (2,0) -> 953 -> fpd link -> 954 PC side

We are trying to configure both 953 and 954 (at pc side) from tda2p end.

As initial step we tried to probe this 954 from tda2p side, that is not working, i2c access is failing, we can access 953 from pc side.

We also tried to set combination of i2c_pass_through and i2c_pass_through_all bits at 953 side, but in that case, probe went failed for all slaves on the same i2c bus.

Observed at 953 side, 0x37 is loaded with proper 954 address, and at 954 side 0x5B is loaded with proper 953 address. Deserializer is in LOCK and Link is detected (0x52=0x45)

How we can make 954( which is at pc side) is visible to tda2px, what settings i need to do for this. Can you please help us to resolve this issue.

Thanks,

Sreeju