The ov02e10 specification says for power-on:
t3 = the time between dvdd stable and XSHUTDOWN deassert
t5 = the time between XSHUTDOWN deassert and SCCB ready
The power-off path in the spec shows no required delays between XSHUTDONW
and power-rail shut off so power-off is left alone.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
---
drivers/media/i2c/ov02e10.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/media/i2c/ov02e10.c b/drivers/media/i2c/ov02e10.c
index 9ad70671a718ea0aaf80ad3adcc5738ee57a7ff6..40c4d3ee36e3e2a0bb8be3ff10d016e2bb9bbc9d 100644
--- a/drivers/media/i2c/ov02e10.c
+++ b/drivers/media/i2c/ov02e10.c
@@ -579,7 +579,11 @@ static int ov02e10_power_on(struct device *dev)
goto disable_clk;
}
- gpiod_set_value_cansleep(ov02e10->reset, 0);
+ if (ov02e10->reset) {
+ usleep_range(5000, 5100);
+ gpiod_set_value_cansleep(ov02e10->reset, 0);
+ usleep_range(8000, 8100);
+ }
return 0;
--
2.48.1
