diff options
| -rw-r--r-- | drivers/leds/leds-lp5569.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/leds/leds-lp5569.c b/drivers/leds/leds-lp5569.c index 2253c19f0cd2..c976b10b6558 100644 --- a/drivers/leds/leds-lp5569.c +++ b/drivers/leds/leds-lp5569.c @@ -180,20 +180,25 @@ static int lp5569_post_init_device(struct lp55xx_chip *chip) val = LP5569_DEFAULT_CONFIG; val |= FIELD_PREP(LP5569_CP_MODE_MASK, chip->pdata->charge_pump_mode); + ret = lp55xx_write(chip, LP5569_REG_MISC, val); + if (ret) + return ret; if (chip->pdata->clock_mode == LP55XX_CLOCK_INT) { + /* Internal clock MUST be configured before CLK output */ + ret = lp55xx_update_bits(chip, LP5569_REG_MISC, + LP5569_INTERNAL_CLK, + LP5569_INTERNAL_CLK); + if (ret) + return ret; + ret = lp55xx_update_bits(chip, LP5569_REG_IO_CONTROL, LP5569_CLK_OUTPUT, LP5569_CLK_OUTPUT); if (ret) return ret; - - val |= LP5569_INTERNAL_CLK; } - ret = lp55xx_write(chip, LP5569_REG_MISC, val); - if (ret) - return ret; return lp5569_init_program_engine(chip); } |