[U-Boot] [PATCH 3/3] board: popmetal: enable the usb host port power in board init

Simon Glass sjg at chromium.org
Fri Nov 18 02:14:12 CET 2016


Hi Kever,

On 15 November 2016 at 01:30, Kever Yang <kever.yang at rock-chips.com> wrote:
> Hi Simon,
>
> On 11/12/2016 12:17 AM, Simon Glass wrote:
>>
>> Hi Kever,
>>
>> On 9 November 2016 at 00:30, Kever Yang <kever.yang at rock-chips.com> wrote:
>>>
>>> Enable the usb host port 5V power by enable the fix regulator.
>>> The PopMetal board have a on board FE1.1 usb 2.0 hub which connect to
>>> the usb host port, we need to de-assert its reset pin at the same time.
>>
>> This should go in a USB driver.
>
>
> This patch 1)enable the 5V vbus power and 2)de-assert the hub reset pin,
> 1) may go to USB driver, but 2) still need to be in board init because that
> is
> totally board specific.

What is board-specific about it? Are those differences described in
the device tree?

Regards,
Simon
[...]


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