diff options
| -rw-r--r-- | arch/mips/rb532/irq.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/mips/rb532/irq.c b/arch/mips/rb532/irq.c index 53eeb5e7bc5..f07882029a9 100644 --- a/arch/mips/rb532/irq.c +++ b/arch/mips/rb532/irq.c @@ -151,7 +151,8 @@ static void rb532_disable_irq(unsigned int irq_nr) mask |= intr_bit; WRITE_MASK(addr, mask); - if (group == GPIO_MAPPED_IRQ_GROUP) + /* There is a maximum of 14 GPIO interrupts */ + if (group == GPIO_MAPPED_IRQ_GROUP && irq_nr <= (GROUP4_IRQ_BASE + 13)) rb532_gpio_set_istat(0, irq_nr - GPIO_MAPPED_IRQ_BASE); /* @@ -174,7 +175,7 @@ static int rb532_set_type(unsigned int irq_nr, unsigned type) int gpio = irq_nr - GPIO_MAPPED_IRQ_BASE; int group = irq_to_group(irq_nr); - if (group != GPIO_MAPPED_IRQ_GROUP) + if (group != GPIO_MAPPED_IRQ_GROUP || irq_nr > (GROUP4_IRQ_BASE + 13)) return (type == IRQ_TYPE_LEVEL_HIGH) ? 0 : -EINVAL; switch (type) { |