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MX31: add delay between USB port setup and reset

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Sometimes a usb tree is not popolated after a system reset.
It seems a delay is required after setting the USB ports
for the MX.31 before resetting the ehci controller.

Signed-off-by: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Stefano Babic 2010-10-18 10:23:05 +02:00
parent ff9f475d5d
commit a2f9bff998
1 changed files with 2 additions and 0 deletions
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2
drivers/usb/host/ehci-mxc.c
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@ -117,6 +117,8 @@ int ehci_hcd_init(void)
mxc_set_usbcontrol(CONFIG_MXC_USB_PORT, CONFIG_MXC_USB_FLAGS);
udelay(10000);
return 0;
}