linux-kernel - Re: [PATCH v3 3/3] i2c / ACPI: add ACPI enumeration support

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Message-ID: <2231474.figQz3Mgq6@vostro.rjw.lan>
Date:	Tue, 20 Nov 2012 14:06:46 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:	grant.likely@...retlab.ca, linus.walleij@...aro.org,
	w.sang@...gutronix.de, rafael.j.wysocki@...el.com,
	linux-kernel@...r.kernel.org, lenb@...nel.org,
	broonie@...nsource.wolfsonmicro.com, khali@...ux-fr.org,
	ben-linux@...ff.org, bhelgaas@...gle.com,
	mathias.nyman@...ux.intel.com, linux-acpi@...r.kernel.org
Subject: Re: [PATCH v3 3/3] i2c / ACPI: add ACPI enumeration support

On Tuesday, November 20, 2012 12:29:44 PM Mika Westerberg wrote:
> ACPI 5 introduced I2cSerialBus resource that makes it possible to enumerate
> and configure the I2C slave devices behind the I2C controller. This patch
> adds helper functions to support I2C slave enumeration.
> 
> An ACPI enabled I2C controller driver only needs to call acpi_i2c_register_devices()
> in order to get its slave devices enumerated, created and bound to the
> corresponding ACPI handle.

My comments from the SPI patch apply here too almost verbatim. :-)

Thanks,
Rafael


-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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