The three I2C interface available on MITO 8M Mini/Nano is based on iMX8M Mini/Nano SoC and it is designed to be compatible with the PhilipsTM I2C bus protocol.
'''The iMX8M Mini/Nano SOC has four I2C bus interfaces, but there is some limitation about''':* The I2C1 bus is internally used for PMIC and MIPI to LVDS bridge and it is not externally available