diff options
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-clps711x.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-clps711x.c b/drivers/gpio/gpio-clps711x.c index 6ce8a8c1669e..0edaf2ce9266 100644 --- a/drivers/gpio/gpio-clps711x.c +++ b/drivers/gpio/gpio-clps711x.c @@ -17,10 +17,11 @@ static int clps711x_gpio_probe(struct platform_device *pdev) { + struct device_node *np = pdev->dev.of_node; void __iomem *dat, *dir; struct bgpio_chip *bgc; struct resource *res; - int err, id = pdev->id; + int err, id = np ? of_alias_get_id(np, "gpio") : pdev->id; if ((id < 0) || (id > 4)) return -ENODEV; @@ -76,10 +77,17 @@ static int clps711x_gpio_remove(struct platform_device *pdev) return bgpio_remove(bgc); } +static const struct of_device_id clps711x_gpio_ids[] = { + { .compatible = "cirrus,clps711x-gpio" }, + { } +}; +MODULE_DEVICE_TABLE(of, clps711x_gpio_ids); + static struct platform_driver clps711x_gpio_driver = { .driver = { - .name = "clps711x-gpio", - .owner = THIS_MODULE, + .name = "clps711x-gpio", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(clps711x_gpio_ids), }, .probe = clps711x_gpio_probe, .remove = clps711x_gpio_remove, |