linux-kernel - Re: [PATCH] spi: pxa2xx: disallow building on MMP

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Message-ID: <20160419150656.GU3217@sirena.org.uk>
Date:	Tue, 19 Apr 2016 16:06:56 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Robert Jarzmik <robert.jarzmik@...e.fr>,
	Daniel Mack <zonque@...il.com>, linux-spi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] spi: pxa2xx: disallow building on MMP

On Tue, Apr 19, 2016 at 03:18:20PM +0200, Arnd Bergmann wrote:

> What happens here is that we can enable SPI_PXA2XX when some other
> platform in the same build supports PCI. This normally works because the
> pxa_ssp_request/pxa_ssp_free functions are stubbed out when CONFIG_PXA_SSP
> is disabled. However, we can have PXA_SSP=m when that driver is used by
> the SND_SOC_TTC_DKB audio driver.

> This changes the Kconfig logic to just disallow the pxa2xx SPI
> driver on anything but x86 and pxa.

This doesn't seem like a sane fix, I'd be *very* surprised if Marvell
had created a new SPI controller for the MMP SoCs.

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