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-rw-r--r--arch/arm/mach-at91/gpio.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c
index 89e683aaae6..0dc3f5ead7b 100644
--- a/arch/arm/mach-at91/gpio.c
+++ b/arch/arm/mach-at91/gpio.c
@@ -496,12 +496,17 @@ postcore_initcall(at91_gpio_debugfs_init);
static void __init at91_gpio_irqdomain(struct at91_gpio_chip *at91_gpio)
{
int irq_base;
+#if defined(CONFIG_OF)
+ struct device_node *of_node = at91_gpio->chip.of_node;
+#else
+ struct device_node *of_node = NULL;
+#endif
irq_base = irq_alloc_descs(-1, 0, at91_gpio->chip.ngpio, 0);
if (irq_base < 0)
panic("at91_gpio.%d: error %d: couldn't allocate IRQ numbers.\n",
at91_gpio->pioc_idx, irq_base);
- at91_gpio->domain = irq_domain_add_legacy(at91_gpio->chip.of_node,
+ at91_gpio->domain = irq_domain_add_legacy(of_node,
at91_gpio->chip.ngpio,
irq_base, 0,
&irq_domain_simple_ops, NULL);