On 27/04/2021 07:53, Hsin-Yi Wang wrote:

From anx7625 spec, the delay between powering on power supplies and gpio should be larger than 10ms.

Fixes: 6c744983004e ("drm/bridge: anx7625: disable regulators when power off") Signed-off-by: Hsin-Yi Wang hsinyi@chromium.org

---

drivers/gpu/drm/bridge/analogix/anx7625.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 23283ba0c4f9..0a8db745cfd5 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -893,7 +893,7 @@ static void anx7625_power_on(struct anx7625_data *ctx) usleep_range(2000, 2100); }

• usleep_range(4000, 4100);

• usleep_range(10000, 11000);

  /* Power on pin enable */ gpiod_set_value(ctx->pdata.gpio_p_on, 1);

Reviewed-by: Neil Armstrong narmstrong@baylibre.com