diff options
-rw-r--r-- | arch/arm/mach-at91rm9200/irq.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mach-at91rm9200/irq.c b/arch/arm/mach-at91rm9200/irq.c index cb62bc83a1dd..cc545b2c4388 100644 --- a/arch/arm/mach-at91rm9200/irq.c +++ b/arch/arm/mach-at91rm9200/irq.c @@ -92,10 +92,6 @@ static int at91rm9200_irq_type(unsigned irq, unsigned type) { unsigned int smr, srctype; - /* change triggering only for FIQ and external IRQ0..IRQ6 */ - if ((irq < AT91_ID_IRQ0) && (irq != AT91_ID_FIQ)) - return -EINVAL; - switch (type) { case IRQT_HIGH: srctype = AT91_AIC_SRCTYPE_HIGH; @@ -104,9 +100,13 @@ static int at91rm9200_irq_type(unsigned irq, unsigned type) srctype = AT91_AIC_SRCTYPE_RISING; break; case IRQT_LOW: + if ((irq > AT91_ID_FIQ) && (irq < AT91_ID_IRQ0)) /* only supported on external interrupts */ + return -EINVAL; srctype = AT91_AIC_SRCTYPE_LOW; break; case IRQT_FALLING: + if ((irq > AT91_ID_FIQ) && (irq < AT91_ID_IRQ0)) /* only supported on external interrupts */ + return -EINVAL; srctype = AT91_AIC_SRCTYPE_FALLING; break; default: |