diff options
| -rw-r--r-- | arch/mips/jz4740/irq.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/mips/jz4740/irq.c b/arch/mips/jz4740/irq.c index 43e000aa8a2e..ed5191569b95 100644 --- a/arch/mips/jz4740/irq.c +++ b/arch/mips/jz4740/irq.c @@ -85,6 +85,11 @@ static int __init jz4740_intc_of_init(struct device_node *node, { struct irq_chip_generic *gc; struct irq_chip_type *ct; + int parent_irq; + + parent_irq = irq_of_parse_and_map(node, 0); + if (!parent_irq) + return -EINVAL; jz_intc_base = ioremap(JZ4740_INTC_BASE_ADDR, 0x14); @@ -108,7 +113,7 @@ static int __init jz4740_intc_of_init(struct device_node *node, irq_setup_generic_chip(gc, IRQ_MSK(32), 0, 0, IRQ_NOPROBE | IRQ_LEVEL); - setup_irq(2, &jz4740_cascade_action); + setup_irq(parent_irq, &jz4740_cascade_action); return 0; } IRQCHIP_DECLARE(jz4740_intc, "ingenic,jz4740-intc", jz4740_intc_of_init); |