diff options
Diffstat (limited to 'drivers/leds/leds-gpio.c')
| -rw-r--r-- | drivers/leds/leds-gpio.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c index c032b218034..087d1e66f4f 100644 --- a/drivers/leds/leds-gpio.c +++ b/drivers/leds/leds-gpio.c @@ -20,6 +20,7 @@ #include <linux/slab.h> #include <linux/workqueue.h> #include <linux/module.h> +#include <linux/pinctrl/consumer.h> struct gpio_led_data { struct led_classdev cdev; @@ -170,11 +171,10 @@ static struct gpio_leds_priv * __devinit gpio_leds_create_of(struct platform_dev { struct device_node *np = pdev->dev.of_node, *child; struct gpio_leds_priv *priv; - int count = 0, ret; + int count, ret; /* count LEDs in this device, so we know how much to allocate */ - for_each_child_of_node(np, child) - count++; + count = of_get_child_count(np); if (!count) return NULL; @@ -228,7 +228,6 @@ static struct gpio_leds_priv * __devinit gpio_leds_create_of(struct platform_dev { return NULL; } -#define of_gpio_leds_match NULL #endif /* CONFIG_OF_GPIO */ @@ -236,8 +235,14 @@ static int __devinit gpio_led_probe(struct platform_device *pdev) { struct gpio_led_platform_data *pdata = pdev->dev.platform_data; struct gpio_leds_priv *priv; + struct pinctrl *pinctrl; int i, ret = 0; + pinctrl = devm_pinctrl_get_select_default(&pdev->dev); + if (IS_ERR(pinctrl)) + dev_warn(&pdev->dev, + "pins are not configured from the driver\n"); + if (pdata && pdata->num_leds) { priv = devm_kzalloc(&pdev->dev, sizeof_gpio_leds_priv(pdata->num_leds), @@ -270,13 +275,13 @@ static int __devinit gpio_led_probe(struct platform_device *pdev) static int __devexit gpio_led_remove(struct platform_device *pdev) { - struct gpio_leds_priv *priv = dev_get_drvdata(&pdev->dev); + struct gpio_leds_priv *priv = platform_get_drvdata(pdev); int i; for (i = 0; i < priv->num_leds; i++) delete_gpio_led(&priv->leds[i]); - dev_set_drvdata(&pdev->dev, NULL); + platform_set_drvdata(pdev, NULL); return 0; } @@ -287,7 +292,7 @@ static struct platform_driver gpio_led_driver = { .driver = { .name = "leds-gpio", .owner = THIS_MODULE, - .of_match_table = of_gpio_leds_match, + .of_match_table = of_match_ptr(of_gpio_leds_match), }, }; |