fsi_master_i2cr_read
EXPORT_SYMBOL_GPL(fsi_master_i2cr_read);
ret = fsi_master_i2cr_read(i2cr, I2CR_ADDRESS_CFAM(addr), &data);
int fsi_master_i2cr_read(struct fsi_master_i2cr *i2cr, u32 addr, u64 *data);
ret = fsi_master_i2cr_read(scom->i2cr, (u32)*offset, &data);