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From: Arnd Bergmann <arnd@arndb.de>
To: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: linux-kernel@vger.kernel.org,
        Mika Westerberg <mika.westerberg@linux.intel.com>,
        linux-acpi@vger.kernel.org, devicetree@vger.kernel.org,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Linus Walleij <linus.walleij@linaro.org>,
        Alexandre Courbot <gnurou@gmail.com>,
        Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Bryan Wu <cooloney@gmail.com>, Lee Jones <lee.jones@linaro.org>,
        Grant Likely <grant.likely@linaro.org>, Aaron Lu <aaron.lu@intel.com>,
        Darren Hart <dvhart@linux.intel.com>
Subject: Re: [PATCH v3 03/15] ACPI: Allow drivers to match using Device Tree compatible property
Date: Wed, 01 Oct 2014 09:48 +0200
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On Wednesday 01 October 2014 04:10:40 Rafael J. Wysocki wrote:
> From: Mika Westerberg <mika.westerberg@linux.intel.com>
> 
> We have lots of existing Device Tree enabled drivers and allocating
> separate _HID for each is not feasible. Instead we allocate special _HID
> "PRP0001" that means that the match should be done using Device Tree
> compatible property using driver's .of_match_table instead.
> 
> If there is a need to distinguish from where the device is enumerated
> (DT/ACPI) driver can check dev->of_node or ACPI_COMPATION(dev).
> 
> Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
> 

Acked-by: Arnd Bergmann <arnd@arndb.de>