diff options
Diffstat (limited to 'drivers/leds/leds-lp50xx.c')
| -rw-r--r-- | drivers/leds/leds-lp50xx.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/leds/leds-lp50xx.c b/drivers/leds/leds-lp50xx.c index 02cb1565a9fb..94f8ef6b482c 100644 --- a/drivers/leds/leds-lp50xx.c +++ b/drivers/leds/leds-lp50xx.c @@ -476,6 +476,7 @@ static int lp50xx_probe_dt(struct lp50xx *priv) return -ENOMEM; fwnode_for_each_child_node(child, led_node) { + int multi_index; ret = fwnode_property_read_u32(led_node, "color", &color_id); if (ret) { @@ -483,8 +484,16 @@ static int lp50xx_probe_dt(struct lp50xx *priv) dev_err(priv->dev, "Cannot read color\n"); return ret; } + ret = fwnode_property_read_u32(led_node, "reg", &multi_index); + if (ret != 0) { + dev_err(priv->dev, "reg must be set\n"); + return -EINVAL; + } else if (multi_index >= LP50XX_LEDS_PER_MODULE) { + dev_err(priv->dev, "reg %i out of range\n", multi_index); + return -EINVAL; + } - mc_led_info[num_colors].color_index = color_id; + mc_led_info[multi_index].color_index = color_id; num_colors++; } |