linux-kernel - Re: [PATCH v3 03/15] ACPI: Allow drivers to match using Device Tree compatible property

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Message-ID: <1977503.88D87WA4bh@wuerfel>
Date:	Wed, 01 Oct 2014 09:48 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:	linux-kernel@...r.kernel.org,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	linux-acpi@...r.kernel.org, devicetree@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Bryan Wu <cooloney@...il.com>,
	Lee Jones <lee.jones@...aro.org>,
	Grant Likely <grant.likely@...aro.org>,
	Aaron Lu <aaron.lu@...el.com>,
	Darren Hart <dvhart@...ux.intel.com>
Subject: Re: [PATCH v3 03/15] ACPI: Allow drivers to match using Device Tree compatible property

On Wednesday 01 October 2014 04:10:40 Rafael J. Wysocki wrote:
> From: Mika Westerberg <mika.westerberg@...ux.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@...ux.intel.com>
> 

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