linux-kernel - Re: [PATCH 2/2] spi: Add Qualcomm QUP SPI controller support

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Message-ID: <20140207172051.GW20228@joshc.qualcomm.com>
Date:	Fri, 7 Feb 2014 11:20:51 -0600
From:	Josh Cartwright <joshc@...eaurora.org>
To:	Mark Brown <broonie@...nel.org>
Cc:	Kumar Gala <galak@...eaurora.org>,
	"Ivan T. Ivanov" <iivanov@...sol.com>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>, linux-spi@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, Alok Chauhan <alokc@...eaurora.org>,
	Gilad Avidov <gavidov@...eaurora.org>,
	Kiran Gunda <kgunda@...eaurora.org>,
	Sagar Dharia <sdharia@...eaurora.org>,
	Andy Gross <agross@...eaurora.org>
Subject: Re: [PATCH 2/2] spi: Add Qualcomm QUP SPI controller support

Hey Mark-

On Fri, Feb 07, 2014 at 05:18:34PM +0000, Mark Brown wrote:
> On Fri, Feb 07, 2014 at 10:51:27AM -0600, Josh Cartwright wrote:
> 
> > 	config SPI_QUP
> > 		tristate "Qualcomm SPI Support with QUP interface"
> > 		depends on OF
> > 		depends on ARM
> 
> Does this really depend on ARM?  If so why?

The ARM dependency is there for the use of _relaxed io accessor
variants.

> > 		depends on ARCH_MSM_DT || COMPILE_TEST
> 
> > With Kumar's pending the ARCH_MSM_DT -> ARCH_QCOM rename, we'll
> > introduce a arm-soc/spi tree dependency here that we'll need to keep
> > track of.
> 
> It seems simpler to just depend on MSM_DT || ARCH_QCOM or whatever.

ARCH_MSM_DT is going away, so maybe this is the best option for the
short term (a later patch can remove ARCH_MSM_DT from here at some point
in the future).

  Josh

-- 
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