Hi @msaransk , the latest MCAL we released is AUTOSAR MCAL 4.4, which is released in product S32K1 Real-Time Drivers Version 1.0.1
You can find user manual of I2C in this package I2C (plugins\I2c_TS_T40D2M10I0R0\doc) product : S32K1 Real-Time Drivers Version 1.0.1