diff options
Diffstat (limited to 'drivers/leds/leds-sc27xx-bltc.c')
| -rw-r--r-- | drivers/leds/leds-sc27xx-bltc.c | 44 |
1 files changed, 17 insertions, 27 deletions
diff --git a/drivers/leds/leds-sc27xx-bltc.c b/drivers/leds/leds-sc27xx-bltc.c index fecf27fb1cdc..0c5169773949 100644 --- a/drivers/leds/leds-sc27xx-bltc.c +++ b/drivers/leds/leds-sc27xx-bltc.c @@ -6,7 +6,6 @@ #include <linux/of.h> #include <linux/platform_device.h> #include <linux/regmap.h> -#include <uapi/linux/uleds.h> /* PMIC global control register definition */ #define SC27XX_MODULE_EN0 0xc08 @@ -46,7 +45,7 @@ #define SC27XX_DELTA_T_MAX (SC27XX_LEDS_STEP * 255) struct sc27xx_led { - char name[LED_MAX_NAME_SIZE]; + struct fwnode_handle *fwnode; struct led_classdev ldev; struct sc27xx_led_priv *priv; u8 line; @@ -249,19 +248,24 @@ static int sc27xx_led_register(struct device *dev, struct sc27xx_led_priv *priv) for (i = 0; i < SC27XX_LEDS_MAX; i++) { struct sc27xx_led *led = &priv->leds[i]; + struct led_init_data init_data = {}; if (!led->active) continue; led->line = i; led->priv = priv; - led->ldev.name = led->name; led->ldev.brightness_set_blocking = sc27xx_led_set; led->ldev.pattern_set = sc27xx_led_pattern_set; led->ldev.pattern_clear = sc27xx_led_pattern_clear; led->ldev.default_trigger = "pattern"; - err = devm_led_classdev_register(dev, &led->ldev); + init_data.fwnode = led->fwnode; + init_data.devicename = "sc27xx"; + init_data.default_label = ":"; + + err = devm_led_classdev_register_ext(dev, &led->ldev, + &init_data); if (err) return err; } @@ -272,13 +276,12 @@ static int sc27xx_led_register(struct device *dev, struct sc27xx_led_priv *priv) static int sc27xx_led_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct device_node *np = dev->of_node, *child; + struct device_node *np = dev_of_node(dev); struct sc27xx_led_priv *priv; - const char *str; u32 base, count, reg; int err; - count = of_get_child_count(np); + count = of_get_available_child_count(np); if (!count || count > SC27XX_LEDS_MAX) return -EINVAL; @@ -293,7 +296,6 @@ static int sc27xx_led_probe(struct platform_device *pdev) return -ENOMEM; platform_set_drvdata(pdev, priv); - mutex_init(&priv->lock); priv->base = base; priv->regmap = dev_get_regmap(dev->parent, NULL); if (!priv->regmap) { @@ -302,31 +304,20 @@ static int sc27xx_led_probe(struct platform_device *pdev) return err; } - for_each_child_of_node(np, child) { + for_each_available_child_of_node_scoped(np, child) { err = of_property_read_u32(child, "reg", ®); - if (err) { - of_node_put(child); - mutex_destroy(&priv->lock); + if (err) return err; - } - if (reg >= SC27XX_LEDS_MAX || priv->leds[reg].active) { - of_node_put(child); - mutex_destroy(&priv->lock); + if (reg >= SC27XX_LEDS_MAX || priv->leds[reg].active) return -EINVAL; - } + priv->leds[reg].fwnode = of_fwnode_handle(child); priv->leds[reg].active = true; - - err = of_property_read_string(child, "label", &str); - if (err) - snprintf(priv->leds[reg].name, LED_MAX_NAME_SIZE, - "sc27xx::"); - else - snprintf(priv->leds[reg].name, LED_MAX_NAME_SIZE, - "sc27xx:%s", str); } + mutex_init(&priv->lock); + err = sc27xx_led_register(dev, priv); if (err) mutex_destroy(&priv->lock); @@ -334,12 +325,11 @@ static int sc27xx_led_probe(struct platform_device *pdev) return err; } -static int sc27xx_led_remove(struct platform_device *pdev) +static void sc27xx_led_remove(struct platform_device *pdev) { struct sc27xx_led_priv *priv = platform_get_drvdata(pdev); mutex_destroy(&priv->lock); - return 0; } static const struct of_device_id sc27xx_led_of_match[] = { |