GPIO_EDGE_MASK 414 arch/arm/plat-orion/gpio.c cause |= readl(GPIO_EDGE_CAUSE(ochip)) & readl(GPIO_EDGE_MASK(ochip)); GPIO_EDGE_MASK 453 arch/arm/plat-orion/gpio.c edg_msk = readl_relaxed(GPIO_EDGE_MASK(ochip)); GPIO_EDGE_MASK 570 arch/arm/plat-orion/gpio.c writel(0, GPIO_EDGE_MASK(ochip));