linux-kernel - Re: [PATCH v2 9/9] spi: attach/detach SPI device to the ACPI power domain

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Message-ID: <20130911155145.GX29403@sirena.org.uk>
Date:	Wed, 11 Sep 2013 16:51:45 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:	linux-i2c@...r.kernel.org, Wolfram Sang <wsa@...-dreams.de>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Lv Zheng <lv.zheng@...el.com>, Aaron Lu <aaron.lu@...el.com>,
	linux-arm-kernel@...ts.infradead.org,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	Arnd Bergmann <arnd@...db.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Kyungmin Park <kyungmin.park@...sung.com>
Subject: Re: [PATCH v2 9/9] spi: attach/detach SPI device to the ACPI power
 domain

On Wed, Sep 11, 2013 at 06:32:40PM +0300, Mika Westerberg wrote:
> If the SPI device is enumerated from ACPI namespace (it has an ACPI handle)
> it might have ACPI methods that needs to be called in order to transition
> the device to different power states (such as _PSx).

Acked-by: Mark Brown <broonie@...aro.org>

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