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From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] powerpc/85xx: usb: Limit controllers initialized by usb_init()
Date: Tue, 14 Jun 2016 14:13:38 +0200	[thread overview]
Message-ID: <575FF4F2.6040600@denx.de> (raw)
In-Reply-To: <1465882851528.90355@alliedtelesis.co.nz>

On 06/14/2016 07:40 AM, Matthew Bright wrote:
> Hi,

Hi,

> I am looking for a way to limit which usb host interfaces are initiali-
> zed by usb_init() in order to skip unused interfaces. This is currently 
> governed CONFIG_USB_MAX_CONTROLLER_COUNT, which is possible to redefine 
> at the board level. However this doesn't cover more complex cases where
> a SoC has multiple host interfaces but a board using that SoC only uses
> a subset that is not necessarily contiguous.
> 
> Does there currently exist a way to define such behavior, or should the 
> functionality be added to usb_init() to support this?

The driver model should allow you to do exactly that, though I don't
know if it's supposed on the MPC85xx .

> Thanks.
> Matthew Bright
> 
> 


-- 
Best regards,
Marek Vasut

      reply	other threads:[~2016-06-14 12:13 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-14  5:40 [U-Boot] powerpc/85xx: usb: Limit controllers initialized by usb_init() Matthew Bright
2016-06-14 12:13 ` Marek Vasut [this message]

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