If a board doesn't use all I2C buses, then the I2C module should not try to handle/config all the possible I2C modules in its driver.
A simple solution would be to add a #ifdef guard in port/board/ucontroller/nxp/lpc17_i2c.c where it tries to access I2CX_SCL and I2CX_SDA pins definitions.
If a board doesn't use all I2C buses, then the I2C module should not try to handle/config all the possible I2C modules in its driver.
A simple solution would be to add a
#ifdefguard inport/board/ucontroller/nxp/lpc17_i2c.cwhere it tries to accessI2CX_SCLandI2CX_SDApins definitions.