From: Guenter Roeck <linux@roeck-us.net>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
Grant Likely <grant.likely@secretlab.ca>
Cc: Pantelis Antoniou <pantelis.antoniou@konsulko.com>,
Rob Herring <robherring2@gmail.com>,
Stephen Warren <swarren@wwwdotorg.org>,
Matt Porter <matt.porter@linaro.org>,
Koen Kooi <koen@dominion.thruhere.net>,
Alison Chaiken <Alison_Chaiken@mentor.com>,
Dinh Nguyen <dinh.linux@gmail.com>, Jan Lubbe <jluebbe@lasnet.de>,
Alexander Sverdlin <alexander.sverdlin@nsn.com>,
Michael Stickel <ms@mycable.de>,
Dirk Behme <dirk.behme@gmail.com>,
Alan Tull <delicious.quinoa@gmail.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Michael Bohan <mbohan@codeaurora.org>,
Ionut Nicu <ioan.nicu.ext@nsn.com>,
Michal Simek <monstr@monstr.eu>,
Matt Ranostay <mranostay@gmail.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Pete Popov <pete.popov@konsulko.com>,
Dan Malek <dan.malek@konsulko.com>,
Georgi Vlaev <georgi.vlaev@konsulko.com>
Subject: Re: [PATCH v4 2/8] OF: Introduce DT overlay support.
Date: Mon, 26 May 2014 16:47:57 -0700 [thread overview]
Message-ID: <5383D2AD.2050605@roeck-us.net> (raw)
In-Reply-To: <CAMuHMdWoQd=EJ7ToWMrSq728HL7d7Ht1YmaNUO1EYZBU0eB1FQ@mail.gmail.com>
On 05/26/2014 02:44 PM, Geert Uytterhoeven wrote:
> Hi Grant,
>
> On Mon, May 26, 2014 at 11:33 PM, Grant Likely
> <grant.likely@secretlab.ca> wrote:
>> After thinking about it more, I think it is very likely that removing
>> all the overlays is the correct thing to do in the kexec use-case. When
>> kexec-ing, it makes sense that we'd want the exact same behaviour from
>> the kexec'ed kernel. That means we want the device drivers to do the
>> same thing including loading whatever overlays they depend on.
>
> Are the device drivers loading the overlays?
> That sounds a bit backwards to me.
>
Depends on what you mean with 'device driver'. In our case we have a driver
dedicated to handle card status. Quite similar to what the connector subsystem
does but with significantly more functionality (including devicetree overlay
management).
Guenter
next prev parent reply other threads:[~2014-05-26 23:48 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-04 12:43 [PATCH v4 0/8] Introducing (yet again) Device Tree Overlays Pantelis Antoniou
2014-04-04 12:43 ` [PATCH v4 1/8] OF: Introduce Device Tree resolve support Pantelis Antoniou
2014-04-04 12:43 ` [PATCH v4 2/8] OF: Introduce DT overlay support Pantelis Antoniou
2014-05-14 10:08 ` Grant Likely
2014-05-14 12:11 ` Michael Stickel
2014-05-14 15:49 ` Grant Likely
2014-05-14 16:13 ` Guenter Roeck
2014-05-15 7:14 ` Pantelis Antoniou
2014-05-14 13:03 ` Geert Uytterhoeven
2014-05-14 13:18 ` Guenter Roeck
2014-05-15 7:15 ` Pantelis Antoniou
2014-05-14 15:34 ` Grant Likely
2014-05-15 7:12 ` Pantelis Antoniou
2014-05-15 7:20 ` Geert Uytterhoeven
2014-05-16 10:58 ` Grant Likely
2014-05-16 11:52 ` Geert Uytterhoeven
2014-05-20 5:50 ` Grant Likely
2014-05-20 7:38 ` Geert Uytterhoeven
2014-05-26 10:48 ` Grant Likely
2014-05-26 10:57 ` Geert Uytterhoeven
2014-05-26 11:08 ` Pantelis Antoniou
2014-05-26 11:23 ` Grant Likely
2014-05-26 11:55 ` Pantelis Antoniou
2014-05-26 15:09 ` Sebastian Reichel
2014-05-26 15:14 ` Guenter Roeck
2014-05-26 23:00 ` Sebastian Reichel
2014-05-26 15:14 ` Pantelis Antoniou
2014-05-26 21:33 ` Grant Likely
2014-05-26 21:44 ` Geert Uytterhoeven
2014-05-26 23:47 ` Guenter Roeck [this message]
2014-05-27 12:11 ` Grant Likely
2014-05-26 22:36 ` Sebastian Reichel
2014-05-26 23:42 ` Guenter Roeck
2014-05-27 0:32 ` Sebastian Reichel
2014-05-27 0:54 ` Guenter Roeck
2014-05-27 12:12 ` Grant Likely
2014-05-27 12:24 ` Pantelis Antoniou
2014-05-27 15:21 ` Guenter Roeck
2014-05-27 15:38 ` Pantelis Antoniou
2014-05-27 17:52 ` Geert Uytterhoeven
2014-05-27 18:22 ` Guenter Roeck
2014-05-27 20:11 ` Grant Likely
2014-05-20 12:27 ` Pantelis Antoniou
2014-05-15 14:18 ` Grant Likely
2014-04-04 12:43 ` [PATCH v4 3/8] OF: DT-Overlay configfs interface Pantelis Antoniou
2014-04-04 12:43 ` [PATCH v4 4/8] OF: platform: Add overlay bus handler Pantelis Antoniou
2014-04-04 12:43 ` [PATCH v4 5/8] of: i2c: Export single device registration method Pantelis Antoniou
2014-04-04 12:43 ` [PATCH v4 6/8] OF: i2c: Add overlay bus handler Pantelis Antoniou
2014-04-04 12:44 ` [PATCH v4 7/8] OF: spi: " Pantelis Antoniou
2014-04-04 12:44 ` [PATCH v4 8/8] OF: selftest: Add overlay self-test support Pantelis Antoniou
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