From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sat, 15 Dec 2012 20:52:42 +0000 (-0800)
Subject: Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney... 
X-Git-Tag: v3.8-rc1~97
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e81d372ff9f694e13fa46e8b5aaed505c7fd2a1f;p=platform%2Fkernel%2Flinux-exynos.git

Merge branch 'for-next' of git://git./linux/kernel/git/cooloney/linux-leds

Pull LED subsystem update from Bryan Wu.

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds: (47 commits)
  leds: leds-lp5521: return an error code on error in probe()
  leds: leds-clevo-mail: Use pr_* instead of printks
  leds: leds-rb532: Fix checkpatch errors
  leds: led-triggers: Fix checkpatch warnings
  leds: ledtrig-backlight: Fix checkpatch error
  leds: leds-wrap: Use <linux/io.h> instead of <asm/io.h>
  leds: leds-wm8350: Use dev_err instead of printk
  leds: leds-pwm: Fix checkpatch warning
  leds: leds-pca955x: Use dev_info instead of printk
  leds: leds-net48xx: Use linux/io.h instead of asm/io.h
  leds: leds-lt3593: Fix checkpatch warnings
  leds: leds-gpio: Use dev_info instead of printk
  leds: leds-da903x: Fix checkpatch error and warnings
  leds: leds-bd2802: Fix checkpatch warnings
  leds: leds-adp5520: Fix checkpatch warnings
  leds: led-class: Fix checkpatch warning
  leds: leds-ns2: use devm_gpio_request_one
  leds: leds-lt3593: use devm_gpio_request_one
  leds: leds-gpio: use devm_gpio_request_one
  leds: lp3944: Fix return value
  ...
---

e81d372ff9f694e13fa46e8b5aaed505c7fd2a1f
diff --cc drivers/leds/leds-gpio.c
index 291c207,4f31792..1885a26
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@@ -224,9 -223,9 +223,9 @@@ static const struct of_device_id of_gpi
  	{},
  };
  #else /* CONFIG_OF_GPIO */
 -static struct gpio_leds_priv * __devinit gpio_leds_create_of(struct platform_device *pdev)
 +static struct gpio_leds_priv *gpio_leds_create_of(struct platform_device *pdev)
  {
- 	return NULL;
+ 	return ERR_PTR(-ENODEV);
  }
  #endif /* CONFIG_OF_GPIO */
  
diff --cc drivers/leds/leds-lt3593.c
index 34b3ba4,f415c20..c9b9e1f
--- a/drivers/leds/leds-lt3593.c
+++ b/drivers/leds/leds-lt3593.c
@@@ -137,10 -130,9 +130,9 @@@ static void delete_lt3593_led(struct lt
  
  	led_classdev_unregister(&led->cdev);
  	cancel_work_sync(&led->work);
- 	gpio_free(led->gpio);
  }
  
 -static int __devinit lt3593_led_probe(struct platform_device *pdev)
 +static int lt3593_led_probe(struct platform_device *pdev)
  {
  	struct gpio_led_platform_data *pdata = pdev->dev.platform_data;
  	struct lt3593_led_data *leds_data;
diff --cc drivers/leds/leds-ns2.c
index 7b75aff,9505d86..d978171
--- a/drivers/leds/leds-ns2.c
+++ b/drivers/leds/leds-ns2.c
@@@ -260,67 -247,9 +248,65 @@@ static void delete_ns2_led(struct ns2_l
  {
  	device_remove_file(led_dat->cdev.dev, &dev_attr_sata);
  	led_classdev_unregister(&led_dat->cdev);
- 	gpio_free(led_dat->cmd);
- 	gpio_free(led_dat->slow);
  }
  
 -static int __devinit ns2_led_probe(struct platform_device *pdev)
 +#ifdef CONFIG_OF_GPIO
 +/*
 + * Translate OpenFirmware node properties into platform_data.
 + */
 +static int
 +ns2_leds_get_of_pdata(struct device *dev, struct ns2_led_platform_data *pdata)
 +{
 +	struct device_node *np = dev->of_node;
 +	struct device_node *child;
 +	struct ns2_led *leds;
 +	int num_leds = 0;
 +	int i = 0;
 +
 +	num_leds = of_get_child_count(np);
 +	if (!num_leds)
 +		return -ENODEV;
 +
 +	leds = devm_kzalloc(dev, num_leds * sizeof(struct ns2_led),
 +			    GFP_KERNEL);
 +	if (!leds)
 +		return -ENOMEM;
 +
 +	for_each_child_of_node(np, child) {
 +		const char *string;
 +		int ret;
 +
 +		ret = of_get_named_gpio(child, "cmd-gpio", 0);
 +		if (ret < 0)
 +			return ret;
 +		leds[i].cmd = ret;
 +		ret = of_get_named_gpio(child, "slow-gpio", 0);
 +		if (ret < 0)
 +			return ret;
 +		leds[i].slow = ret;
 +		ret = of_property_read_string(child, "label", &string);
 +		leds[i].name = (ret == 0) ? string : child->name;
 +		ret = of_property_read_string(child, "linux,default-trigger",
 +					      &string);
 +		if (ret == 0)
 +			leds[i].default_trigger = string;
 +
 +		i++;
 +	}
 +
 +	pdata->leds = leds;
 +	pdata->num_leds = num_leds;
 +
 +	return 0;
 +}
 +
 +static const struct of_device_id of_ns2_leds_match[] = {
 +	{ .compatible = "lacie,ns2-leds", },
 +	{},
 +};
 +#endif /* CONFIG_OF_GPIO */
 +
 +static int ns2_led_probe(struct platform_device *pdev)
  {
  	struct ns2_led_platform_data *pdata = pdev->dev.platform_data;
  	struct ns2_led_data *leds_data;