u32 reg = bank->base; 
void __iomem *reg = bank->base; 
static void _clear_gpio_irqbank(struct gpio_bank *bank, int gpio_mask){	u32 reg = bank->base;	switch (bank->method) {	case METHOD_MPUIO:		/* MPUIO irqstatus is reset by reading the status register,		 * so do nothing here */		return;	case METHOD_GPIO_1510:		reg += OMAP1510_GPIO_INT_STATUS;		break;	case METHOD_GPIO_1610:		reg += OMAP1610_GPIO_IRQSTATUS1;		break;	case METHOD_GPIO_730:		reg += OMAP730_GPIO_INT_STATUS;		break;	default:		BUG();		return;	}	__raw_writel(gpio_mask, reg);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/92105bb70634abacc08bbe12bf6f888fbd7dad38/gpio.c/clean/arch/arm/plat-omap/gpio.c