linux-kernel - Re: [PATCH] USB: ehci-omap: Select USB

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Message-ID: <20130411105557.GE14394@arwen.pp.htv.fi>
Date:	Thu, 11 Apr 2013 13:55:58 +0300
From:	Felipe Balbi <balbi@...com>
To:	Roger Quadros <rogerq@...com>
CC:	<balbi@...com>, Greg KH <gregkh@...uxfoundation.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Linux USB Mailing List <linux-usb@...r.kernel.org>,
	Kernel development list <linux-kernel@...r.kernel.org>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>
Subject: Re: [PATCH] USB: ehci-omap: Select USB_PHY

Hi,

On Thu, Apr 11, 2013 at 01:51:16PM +0300, Roger Quadros wrote:
> On 04/11/2013 01:04 PM, Felipe Balbi wrote:
> > Hi,
> > 
> > On Thu, Apr 11, 2013 at 12:42:04PM +0300, Roger Quadros wrote:
> >> Hi Greg,
> >>
> >> The following patch gets rid of Kbuild warnings when USB_EHCI_HCD_OMAP
> >> is enabled.
> >>
> >> Patch is based on your usb-next branch and is needed for 3.10.
> >>
> >> From: Roger Quadros <rogerq@...com>
> >> Date: Thu, 11 Apr 2013 12:08:19 +0300
> >> Subject: [PATCH] USB: ehci-omap: Select USB_PHY
> >>
> >> As we need NOP_USB_XCEIV which depends on USB_PHY
> >> we need to select USB_PHY as well.
> >>
> >> Gets rid of the below warnings when USB_EHCI_HCD_OMAP
> >> is enabled.
> >>
> >> warning: (USB_EHCI_HCD_OMAP) selects NOP_USB_XCEIV which has unmet direct dependencies (USB_SUPPORT && USB_PHY)
> >> warning: (USB_EHCI_HCD_OMAP) selects NOP_USB_XCEIV which has unmet direct dependencies (USB_SUPPORT && USB_PHY)
> >>
> >> Signed-off-by: Roger Quadros <rogerq@...com>
> > 
> > Ideally, however, we wouldn't select any PHY in particular as different
> > boards might need a different PHY driver, even on OMAP ;-)
> > 
> Right, but we need to select USB_PHY here as the driver uses
> the USB_PHY APIs.
> 
> The NOP_USB_XCEIV selection could be done by the board config.

I would avoid 'select' completely and just update omap2plus_defconfig
adding those two as modules.

cheers

-- 
balbi

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