GPIO_INT_MASK
val = readl(reg_base + GPIO_INT_MASK(bank_id));
writel(val, reg_base + GPIO_INT_MASK(bank_id));
(~(readl(reg_base + GPIO_INT_MASK(bank_id)))))) {
writel(0xffffffff, reg_base + GPIO_INT_MASK(i));
writel(0x0, g->base + GPIO_INT_MASK);