linux-kernel - Re: [PATCH] mfd: fix dependency warning for CHROME

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Date:	Wed, 24 Jun 2015 16:21:23 +0200
From:	Heiko Stübner <heiko@...ech.de>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	Javier Martinez Canillas <javier.martinez@...labora.co.uk>,
	Paul Gortmaker <paul.gortmaker@...driver.com>,
	linux-kernel@...r.kernel.org, Olof Johansson <olof@...om.net>,
	Samuel Ortiz <sameo@...ux.intel.com>
Subject: Re: [PATCH] mfd: fix dependency warning for CHROME_PLATFORMS on !X86, !ARM

Am Mittwoch, 24. Juni 2015, 15:17:50 schrieb Lee Jones:
> On Sun, 21 Jun 2015, Javier Martinez Canillas wrote:
> > Hello Paul,
> > 
> > On 06/21/2015 02:01 AM, Paul Gortmaker wrote:
> > > In commit 062476f24aa7cf714169342cc50626fd9bbb93da ("mfd: cros_ec:
> > > Move protocol helpers out of the MFD driver") there was a select
> > > added on CHROME_PLATFORMS, which leads to the following for ppc/mips:
> > > 
> > > warning: (MFD_CROS_EC) selects CHROME_PLATFORMS which has unmet
> > > direct dependencies (X86 || ARM)
> > 
> > Right, sorry for missing that and thank a lot for taking care of it.
> > 
> > > Presumably the above means MFD_CROS_EC is only currently useful
> > > on x86 and ARM, so lets limit it to there.
> > 
> > That is correct, although I wonder if CHROME_PLATFORMS should not
> > also depend on || COMPILE_TEST and same for MFD_CROS_EC so those
> > have at least build coverage on other architectures.
> > 
> > I can't think for a reason to not be buildable on other archs...
> 
> Right.  Will you fix that Javier?

looking at the ChromeOS kernel tree (3.18 / oak) it looks like ARM64 might 
also be a nice addition to this list, but I'm not sure if there are more ec 
changes involved.
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