On Wed May 21 15:15:19 2025 +0800, Dongcheng Yan wrote:
> reset_gpio needs to be an output and set to GPIOD_OUT_LOW, to ensure
> lt6911uxe is in reset state during probe.
>
> This issue was found on the onboard lt6911uxe, where the reset_pin was
> not reset, causing the lt6911uxe to fail to probe.
>
> Fixes: e49563c3be09d4 ("media: i2c: add lt6911uxe hdmi bridge driver")
> Cc: [email protected]
> Signed-off-by: Dongcheng Yan <[email protected]>
> Signed-off-by: Sakari Ailus <[email protected]>
> Signed-off-by: Hans Verkuil <[email protected]>
Patch committed.
Thanks,
Hans Verkuil
drivers/media/i2c/lt6911uxe.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/drivers/media/i2c/lt6911uxe.c b/drivers/media/i2c/lt6911uxe.c
index 24857d683fcf..bdefdd157e69 100644
--- a/drivers/media/i2c/lt6911uxe.c
+++ b/drivers/media/i2c/lt6911uxe.c
@@ -600,7 +600,7 @@ static int lt6911uxe_probe(struct i2c_client *client)
v4l2_i2c_subdev_init(<6911uxe->sd, client, <6911uxe_subdev_ops);
- lt6911uxe->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_IN);
+ lt6911uxe->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(lt6911uxe->reset_gpio))
return dev_err_probe(dev, PTR_ERR(lt6911uxe->reset_gpio),
"failed to get reset gpio\n");