diff options
Diffstat (limited to 'drivers/leds/leds-lp5521.c')
| -rw-r--r-- | drivers/leds/leds-lp5521.c | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/drivers/leds/leds-lp5521.c b/drivers/leds/leds-lp5521.c index 124ce80..e1f1dfc 100644 --- a/drivers/leds/leds-lp5521.c +++ b/drivers/leds/leds-lp5521.c @@ -98,6 +98,9 @@ /* Pattern Mode */ #define PATTERN_OFF 0 +/* Reset register value */ +#define LP5521_RESET 0xFF + struct lp5521_engine { int id; u8 mode; @@ -709,26 +712,12 @@ static void lp5521_unregister_sysfs(struct i2c_client *client) &lp5521_led_attribute_group); } -static void lp5521_reset_device(struct lp5521_chip *chip) -{ - struct i2c_client *client = chip->client; - - lp5521_write(client, LP5521_REG_RESET, 0xff); -} - static void lp5521_deinit_device(struct lp5521_chip *chip); static int lp5521_init_device(struct lp5521_chip *chip) { struct i2c_client *client = chip->client; int ret; - lp5521_reset_device(chip); - - usleep_range(10000, 20000); /* - * Exact value is not available. 10 - 20ms - * appears to be enough for reset. - */ - ret = lp5521_detect(client); if (ret) { dev_err(&client->dev, "Chip not found\n"); @@ -856,6 +845,14 @@ static void lp5521_unregister_leds(struct lp5521_chip *chip) } } +/* Chip specific configurations */ +static struct lp55xx_device_config lp5521_cfg = { + .reset = { + .addr = LP5521_REG_RESET, + .val = LP5521_RESET, + }, +}; + static int lp5521_probe(struct i2c_client *client, const struct i2c_device_id *id) { @@ -881,6 +878,7 @@ static int lp5521_probe(struct i2c_client *client, chip->cl = client; chip->pdata = pdata; + chip->cfg = &lp5521_cfg; mutex_init(&chip->lock); |
