REG_IFC           199 drivers/i2c/busses/i2c-efm32.c 	efm32_i2c_write32(ddata, REG_IFC, irqflag & REG_IFC__MASK);
REG_IFC           422 drivers/i2c/busses/i2c-efm32.c 	efm32_i2c_write32(ddata, REG_IFC, REG_IFC__MASK);