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usb: hub: Add missing reset recovery delay

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Some devices like YubiKeys need more time before SET_ADDRESS. The spec
says we need to wait 10ms.

Signed-off-by: Hector Martin <marcan@marcan.st>
Reviewed-by: Marek Vasut <marex@denx.de>
This commit is contained in:
Hector Martin 2023-10-29 16:09:09 +09:00 committed by Marek Vasut
parent a14843fdac
commit b5999f8f6c
1 changed files with 7 additions and 0 deletions
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7
common/usb_hub.c
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@ -395,6 +395,13 @@ int usb_hub_port_connect_change(struct usb_device *dev, int port)
break;
}
/*
* USB 2.0 7.1.7.5: devices must be able to accept a SetAddress()
* request (refer to Section 11.24.2 and Section 9.4 respectively)
* after the reset recovery time 10 ms
*/
mdelay(10);
#if CONFIG_IS_ENABLED(DM_USB)
struct udevice *child;