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MIPS: lantiq: dont register irq_chip for the irq cascade 

We dont want to register the irq_chip for the MIPS IRQ cascade.

Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/4230/
This commit is contained in:
John Crispin 2012-08-16 08:09:21 +00:00
parent c2c9c788b9
commit 9c1628b603
1 changed files with 3 additions and 0 deletions
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3
arch/mips/lantiq/irq.c
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@ -297,6 +297,9 @@ static int icu_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw)
struct irq_chip *chip = &ltq_irq_type;
int i;
if (hw < MIPS_CPU_IRQ_CASCADE)
return 0;
for (i = 0; i < exin_avail; i++)
if (hw == ltq_eiu_irq[i])
chip = &ltq_eiu_type;