KS884X_INTERRUPTS_ENABLE
writel(0, hw->io + KS884X_INTERRUPTS_ENABLE);
hw->intr_set = readl(hw->io + KS884X_INTERRUPTS_ENABLE);
writel(interrupt, hw->io + KS884X_INTERRUPTS_ENABLE);
read_intr = readl(hw->io + KS884X_INTERRUPTS_ENABLE);
writel(hw->intr_set, hw->io + KS884X_INTERRUPTS_ENABLE);