diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-ixp4xx/common.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c index 4bdc9d4526cd..fbadf3021b9e 100644 --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c @@ -111,24 +111,30 @@ static int ixp4xx_set_irq_type(unsigned int irq, unsigned int type) if (line < 0) return -EINVAL; - if (type & IRQT_BOTHEDGE) { + switch (type){ + case IRQT_BOTHEDGE: int_style = IXP4XX_GPIO_STYLE_TRANSITIONAL; irq_type = IXP4XX_IRQ_EDGE; - } else if (type & IRQT_RISING) { + break; + case IRQT_RISING: int_style = IXP4XX_GPIO_STYLE_RISING_EDGE; irq_type = IXP4XX_IRQ_EDGE; - } else if (type & IRQT_FALLING) { + break; + case IRQT_FALLING: int_style = IXP4XX_GPIO_STYLE_FALLING_EDGE; irq_type = IXP4XX_IRQ_EDGE; - } else if (type & IRQT_HIGH) { + break; + case IRQT_HIGH: int_style = IXP4XX_GPIO_STYLE_ACTIVE_HIGH; irq_type = IXP4XX_IRQ_LEVEL; - } else if (type & IRQT_LOW) { + break; + case IRQT_LOW: int_style = IXP4XX_GPIO_STYLE_ACTIVE_LOW; irq_type = IXP4XX_IRQ_LEVEL; - } else + break; + default: return -EINVAL; - + } ixp4xx_config_irq(irq, irq_type); if (line >= 8) { /* pins 8-15 */ |