linux-kernel - Re: [PATCH 18/30] omap-usb: automatically select MFD_OMAP_USB

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Message-ID: <20111004110026.GZ4118@sortiz-mobl>
Date:	Tue, 4 Oct 2011 13:00:26 +0200
From:	Samuel Ortiz <sameo@...ux.intel.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Tony Lindgren <tony@...mide.com>, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Keshava Munegowda <keshava_mgowda@...com>
Subject: Re: [PATCH 18/30] omap-usb: automatically select MFD_OMAP_USB_HOST

Hi Arnd,

On Sun, Oct 02, 2011 at 04:45:48PM +0200, Arnd Bergmann wrote:
> The ehci-omap and ohci-omap3 drivers both depend on the
> omap-usb-host MFD support driver. By default, this is
> automatically turned on, but it is possible to disable
> the driver, which results in a link error.
I don't see the Kconfig entry for e.g. the ohci-omap3 driver, but shouldn't
the dependency be handled there ?
If ohci-omap3 depends on omap-usb-host, then we should not be able to disable
the latter while the former is selected.

Cheers,
Samuel.

-- 
Intel Open Source Technology Centre
http://oss.intel.com/
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