diff options
Diffstat (limited to 'drivers/media/i2c/hi556.c')
| -rw-r--r-- | drivers/media/i2c/hi556.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/i2c/hi556.c b/drivers/media/i2c/hi556.c index 0e89aff9c664..3c84cf07275f 100644 --- a/drivers/media/i2c/hi556.c +++ b/drivers/media/i2c/hi556.c @@ -1321,7 +1321,12 @@ static int hi556_resume(struct device *dev) return ret; } - gpiod_set_value_cansleep(hi556->reset_gpio, 0); + if (hi556->reset_gpio) { + /* Assert reset for at least 2ms on back to back off-on */ + usleep_range(2000, 2200); + gpiod_set_value_cansleep(hi556->reset_gpio, 0); + } + usleep_range(5000, 5500); return 0; } |