linux-kernel - Re: [PATCH] fix build error of driver/mfd/tc6393xb.c

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Date:	Mon, 07 Jul 2008 18:09:16 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	David Brownell <david-b@...bell.net>
Cc:	Dmitry Baryshkov <dbaryshkov@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] fix build error of driver/mfd/tc6393xb.c

At Sat, 5 Jul 2008 10:13:09 -0700,
David Brownell wrote:
> 
> On Saturday 05 July 2008, Dmitry Baryshkov wrote:
> > 
> > > > I'm not sure whether it's a better fix at this moment.
> > > 
> > > Which platform is it which is trying to declare that it has
> > > an implementation (HAVE_GPIO_LIB) of an interface that it
> > > doesn't support (GENERIC_GPIO unset) ??
> > 
> > the powerpc with PPC_MPC52xx=y, PPC_MPC5200_GPIO=y
> 
> The most natural fix is to have the Kconfig for PPC_MPC52xx
> select both GENERIC_GPIO and HAVE_GPIO_LIB.

Yes.  I, however, still feel uneasy by the fact that the combination
GENERIC_GPIO=n and HAVE_GPIO_LIB=y doesn't work.  We should either fix
it to work or disallow the combination.


thanks,

Takashi
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