diff options
| -rw-r--r-- | drivers/staging/media/allegro-dvt/allegro-core.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/staging/media/allegro-dvt/allegro-core.c b/drivers/staging/media/allegro-dvt/allegro-core.c index ab17e850bd1f..a56d157cb105 100644 --- a/drivers/staging/media/allegro-dvt/allegro-core.c +++ b/drivers/staging/media/allegro-dvt/allegro-core.c @@ -1990,6 +1990,14 @@ static int allegro_mcu_reset(struct allegro_dev *dev) { int err; + /* + * Ensure that the AL5_MCU_WAKEUP bit is set to 0 otherwise the mcu + * does not go to sleep after the reset. + */ + err = regmap_write(dev->regmap, AL5_MCU_WAKEUP, 0); + if (err) + return err; + err = regmap_write(dev->regmap, AL5_MCU_RESET_MODE, AL5_MCU_RESET_MODE_SLEEP); if (err < 0) |