From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Warren <swarren@wwwdotorg.org>
Date: Tue, 14 Aug 2012 10:18:51 -0600
Subject: [U-Boot] [PATCH v2 1/1] USB: EHCI: Initialize multiple USB
 controllers at once
In-Reply-To: <4B9C9637D5087840A465BDCB251780E9E2D7650915@HKMAIL02.nvidia.com>
References: <4B9C9637D5087840A465BDCB251780E9E2D750F10C@HKMAIL02.nvidia.com>
	<201208120146.32785.marex@denx.de>
	<4B9C9637D5087840A465BDCB251780E9E2D7650915@HKMAIL02.nvidia.com>
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On 08/13/2012 10:22 PM, Jim Lin wrote:
> Marek Vasut wrote at Sunday, August 12, 2012 7:47 AM:
>> Dear Jim Lin,
>>
>>> Add support for command line "usb reset" or "usb start" to initialize 
>>> , "usb stop" to stop multiple USB controllers at once.
>>> Other command like "usb tree" also supports multiple controllers.
...
>>> +#ifdef CONFIG_USB_KEYBOARD
>>> +       drv_usb_kbd_init();
>>
>> Will the keyboard driver survive this?
>
> Yes I have tried it after doing the following.
> 1. Define CONFIG_USB_KEYBOARD, CONFIG_SYS_USB_EVENT_POLL, CONFIG_USB_MULTI, and CONFIG_USB_MAX_CONTROLLER_COUNT 3
>  in config header file like seaboard.h to compile
> 2. Install USB keyboard
> 3. Run "usb reset" in u-boot serial console
> 4. Run "coninfo" to see usbkbd appeared
> 5. Run "setenv stdin usbkbd"
> 6. Typing u-boot console command on USB keyboard

I've also tested this on Springbank, which has a built-in USB keyboard
and an external USB port via a separate host controller, which I
connected to an Ethernet device, and it appears to all work very well
for me.

So,

Tested-by: Stephen Warren <swarren@wwwdotorg.org>