summaryrefslogtreecommitdiff
path: root/drivers/leds/leds-lp5523.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/leds/leds-lp5523.c')
-rw-r--r--drivers/leds/leds-lp5523.c28
1 files changed, 23 insertions, 5 deletions
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
index 229f734040af..3979428f3100 100644
--- a/drivers/leds/leds-lp5523.c
+++ b/drivers/leds/leds-lp5523.c
@@ -429,12 +429,20 @@ static int lp5523_probe(struct i2c_client *client,
int ret;
struct lp55xx_chip *chip;
struct lp55xx_led *led;
- struct lp55xx_platform_data *pdata = client->dev.platform_data;
-
- if (!pdata) {
- dev_err(&client->dev, "no platform data\n");
- return -EINVAL;
+ struct lp55xx_platform_data *pdata;
+ struct device_node *np = client->dev.of_node;
+
+ if (!client->dev.platform_data) {
+ if (np) {
+ ret = lp55xx_of_populate_pdata(&client->dev, np);
+ if (ret < 0)
+ return ret;
+ } else {
+ dev_err(&client->dev, "no platform data\n");
+ return -EINVAL;
+ }
}
+ pdata = client->dev.platform_data;
chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
@@ -500,9 +508,19 @@ static const struct i2c_device_id lp5523_id[] = {
MODULE_DEVICE_TABLE(i2c, lp5523_id);
+#ifdef CONFIG_OF
+static const struct of_device_id of_lp5523_leds_match[] = {
+ { .compatible = "national,lp5523", },
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, of_lp5523_leds_match);
+#endif
+
static struct i2c_driver lp5523_driver = {
.driver = {
.name = "lp5523x",
+ .of_match_table = of_match_ptr(of_lp5523_leds_match),
},
.probe = lp5523_probe,
.remove = lp5523_remove,