PCF2131_CTRL4_IRQ_MASK
if (!(ctrl4 & PCF2131_CTRL4_IRQ_MASK || ctrl2 & PCF2131_CTRL2_IRQ_MASK))
if (ctrl4 & PCF2131_CTRL4_IRQ_MASK) {
ctrl4 & ~PCF2131_CTRL4_IRQ_MASK);