diff options
Diffstat (limited to 'drivers/gpio/gpio-pl061.c')
| -rw-r--r-- | drivers/gpio/gpio-pl061.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c index 0f718f9bbd8c..fe19dec4b117 100644 --- a/drivers/gpio/gpio-pl061.c +++ b/drivers/gpio/gpio-pl061.c @@ -53,7 +53,7 @@ struct pl061_gpio { spinlock_t irq_lock; /* IRQ registers */ void __iomem *base; - unsigned irq_base; + int irq_base; struct gpio_chip gc; }; @@ -119,7 +119,7 @@ static int pl061_to_irq(struct gpio_chip *gc, unsigned offset) { struct pl061_gpio *chip = container_of(gc, struct pl061_gpio, gc); - if (chip->irq_base == NO_IRQ) + if (chip->irq_base <= 0) return -EINVAL; return chip->irq_base + offset; @@ -250,7 +250,7 @@ static int pl061_probe(struct amba_device *dev, const struct amba_id *id) chip->irq_base = pdata->irq_base; } else if (dev->dev.of_node) { chip->gc.base = -1; - chip->irq_base = NO_IRQ; + chip->irq_base = 0; } else { ret = -ENODEV; goto free_mem; @@ -290,7 +290,7 @@ static int pl061_probe(struct amba_device *dev, const struct amba_id *id) * irq_chip support */ - if (chip->irq_base == NO_IRQ) + if (chip->irq_base <= 0) return 0; writeb(0, chip->base + GPIOIE); /* disable irqs */ |