GPIO_IMR
mpc8xxx_gc->regs + GPIO_IMR);
mpc8xxx_gc->regs + GPIO_IMR,
mpc8xxx_gc->regs + GPIO_IMR)
gpio_generic_write_reg(&mpc8xxx_gc->chip, mpc8xxx_gc->regs + GPIO_IMR,
mpc8xxx_gc->regs + GPIO_IMR)
mpc8xxx_gc->regs + GPIO_IMR, 0);
irq_stat = readl(port->base + GPIO_ISR) & readl(port->base + GPIO_IMR);
irq_msk = readl(port->base + GPIO_IMR);
ct->regs.mask = GPIO_IMR;
writel(0, port->base + GPIO_IMR);
port->gpio_saved_reg.imr = readl(port->base + GPIO_IMR);
writel(port->gpio_saved_reg.imr, port->base + GPIO_IMR);