Increase the query delay, otherwise some sticks are not detected. The problem shows up on the USB bus analyzer such that the stick takes longer time to switch from FS mode to HS mode than the code allows.
Signed-off-by: Marek Vasut marex@denx.de Cc: Chin Liang See clsee@altera.com Cc: Dinh Nguyen dinguyen@opensource.altera.com Cc: Hans de Goede hdegoede@redhat.com Cc: Stefan Roese sr@denx.de Cc: Stephen Warren swarren@nvidia.com --- common/usb_hub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/common/usb_hub.c b/common/usb_hub.c index 0f39c9f..6cd274a 100644 --- a/common/usb_hub.c +++ b/common/usb_hub.c @@ -145,7 +145,7 @@ static void usb_hub_power_on(struct usb_hub_device *hub) * Do a minimum delay of the larger value of 100ms or pgood_delay * so that the power can stablize before the devices are queried */ - hub->query_delay = get_timer(0) + max(100, (int)pgood_delay); + hub->query_delay = get_timer(0) + max(1000, (int)pgood_delay);
/* * Record the power-on timeout here. The max. delay (timeout)