linux-kernel - Re: [RFC PATCH] SPI/ACPI: DesignWare: Add ACPI support for Designware SPI driver

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Message-ID: <20160215174540.GS18988@sirena.org.uk>
Date:	Mon, 15 Feb 2016 17:45:40 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Hanjun Guo <guohanjun@...wei.com>
Cc:	qiujiang <qiujiang@...wei.com>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	charles.chenxin@...wei.com, linuxarm@...wei.com,
	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
	Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
	linux-spi@...r.kernel.org
Subject: Re: [RFC PATCH] SPI/ACPI: DesignWare: Add ACPI support for
 Designware SPI driver

On Mon, Feb 15, 2016 at 04:27:51PM +0800, Hanjun Guo wrote:
> On 2016/2/5 19:09, Mark Brown wrote:

> > Intel are heavy users of this driver on their systems which also use
> > ACPI.  Have you discussed this binding with them?  I've copied Andy and
> > Jarkko who've worked on the driver recently.

> There is no ACPI code in this driver yet, seems "PRP0001" is used to reuse
> this driver directly.

No, on Intel systems the devices appear on the PCI bus.

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