diff options
Diffstat (limited to 'drivers/gpu/drm/bridge')
| -rw-r--r-- | drivers/gpu/drm/bridge/parade-ps8640.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/parade-ps8640.c b/drivers/gpu/drm/bridge/parade-ps8640.c index 49107a6cdac1..d7483c13c569 100644 --- a/drivers/gpu/drm/bridge/parade-ps8640.c +++ b/drivers/gpu/drm/bridge/parade-ps8640.c @@ -375,6 +375,11 @@ static int __maybe_unused ps8640_resume(struct device *dev) gpiod_set_value(ps_bridge->gpio_reset, 1); usleep_range(2000, 2500); gpiod_set_value(ps_bridge->gpio_reset, 0); + /* Double reset for T4 and T5 */ + msleep(50); + gpiod_set_value(ps_bridge->gpio_reset, 1); + msleep(50); + gpiod_set_value(ps_bridge->gpio_reset, 0); /* * Mystery 200 ms delay for the "MCU to be ready". It's unclear if |