From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [linux-sunxi] Re: [PATCH 4/4] simplefb: add clock handling code
Date: Wed, 27 Aug 2014 08:22:08 +0000 [thread overview]
Message-ID: <20140827082208.GQ15297@lukather> (raw)
In-Reply-To: <20140827074057.GS17528@sirena.org.uk>
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On Wed, Aug 27, 2014 at 08:40:57AM +0100, Mark Brown wrote:
> On Tue, Aug 26, 2014 at 08:40:09PM +0200, Henrik Nordström wrote:
>
> > It is not clear to me where the hardware resources should be listed in
> > DT, being it a simplefb node or part of the actual hardware device node
> > properly marked as dynamic boot defaults or something else? It's
> > somewhere inbetween hardware and virtual device, and somewhat volatile.
> > As far as simplefb is concerned it is a hardware desription of the
> > framebuffer, but for a kms driver it's no more than firmware handover of
> > boottime settings and ceases to exists once the kms driver have
> > reconfigured the hardware.
>
> Is simplefb something that should be in the device tree distinctly in
> the first place - shouldn't it be a subset of the functionality of the
> video nodes? It's the same hardware being driven differently.
Therorically, yes, but that would mean knowing beforehand what the
final binding will look like, even before submitting the driver. Since
the bindings are always reviewed, and most of the time changed
slightly, that wouldn't work very well with the DT as a stable ABI
policy I guess.
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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next prev parent reply other threads:[~2014-08-27 8:22 UTC|newest]
Thread overview: 269+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-13 7:17 simplefb: add clock handling Luc Verhaegen
2014-08-13 7:17 ` [PATCH 1/4] simplefb: formalize pseudo palette handling Luc Verhaegen
2014-08-13 7:25 ` David Herrmann
2014-08-13 8:46 ` Geert Uytterhoeven
2014-08-13 8:50 ` David Herrmann
2014-08-13 16:45 ` Stephen Warren
2014-08-13 7:17 ` [PATCH 2/4] simplefb: add goto error path to probe Luc Verhaegen
2014-08-13 7:27 ` David Herrmann
2014-08-14 10:29 ` Luc Verhaegen
2014-08-14 10:33 ` David Herrmann
2014-08-14 10:42 ` Luc Verhaegen
2014-08-13 7:17 ` [PATCH 3/4] simplefb: disable dt node upon remove Luc Verhaegen
2014-08-13 8:40 ` Grant Likely
2014-08-13 8:49 ` David Herrmann
2014-08-13 9:23 ` Grant Likely
2014-08-13 9:32 ` David Herrmann
2014-08-13 9:45 ` Luc Verhaegen
2014-08-13 10:19 ` [linux-sunxi] " Luc Verhaegen
2014-08-13 12:54 ` jonsmirl
2014-08-13 19:14 ` Grant Likely
2014-08-13 19:25 ` Luc Verhaegen
2014-08-13 19:58 ` Stephen Warren
2014-08-13 20:01 ` Luc Verhaegen
2014-08-13 20:00 ` Grant Likely
2014-08-13 20:19 ` Luc Verhaegen
2014-08-13 20:41 ` [linux-sunxi] " jonsmirl
2014-08-14 10:15 ` Grant Likely
2014-08-14 12:07 ` jonsmirl
2014-08-15 0:45 ` Henrik Nordström
2014-08-15 1:27 ` jonsmirl
2014-08-15 6:43 ` Maxime Ripard
2014-08-15 12:34 ` jonsmirl
2014-08-13 16:44 ` Stephen Warren
2014-08-13 17:26 ` [linux-sunxi] " jonsmirl
2014-08-13 17:34 ` Stephen Warren
2014-08-13 17:44 ` jonsmirl
2014-08-13 7:17 ` [PATCH 4/4] simplefb: add clock handling code Luc Verhaegen
2014-08-13 16:38 ` Stephen Warren
2014-08-13 16:47 ` Luc Verhaegen
2014-08-13 17:01 ` Maxime Ripard
2014-08-14 9:37 ` [linux-sunxi] " Hans de Goede
2014-08-14 10:31 ` [linux-sunxi] " Koen Kooi
2014-08-14 10:57 ` Luc Verhaegen
2014-08-14 11:18 ` Hans de Goede
2014-08-14 11:18 ` Hans de Goede
2014-08-25 12:12 ` Thierry Reding
2014-08-25 12:44 ` Maxime Ripard
2014-08-25 13:39 ` Thierry Reding
2014-08-25 13:47 ` [linux-sunxi] " Hans de Goede
2014-08-25 14:16 ` Thierry Reding
2014-08-25 14:23 ` jonsmirl
2014-08-25 14:27 ` Hans de Goede
2014-08-25 15:12 ` Thierry Reding
2014-08-25 15:18 ` Luc Verhaegen
2014-08-26 8:40 ` Thierry Reding
2014-08-26 13:22 ` Maxime Ripard
2014-08-26 13:43 ` Thierry Reding
2014-08-25 15:49 ` jonsmirl
2014-08-26 9:02 ` Hans de Goede
2014-08-25 15:01 ` Thierry Reding
2014-08-25 14:23 ` Hans de Goede
2014-08-25 14:53 ` Thierry Reding
2014-08-25 15:07 ` Maxime Ripard
2014-08-26 8:26 ` Thierry Reding
2014-08-26 9:00 ` Mark Brown
2014-08-26 9:18 ` Thierry Reding
2014-08-26 10:06 ` Mark Brown
2014-08-26 10:55 ` Thierry Reding
2014-08-26 11:33 ` Mark Brown
2014-08-26 18:40 ` Henrik Nordström
2014-08-27 7:40 ` Mark Brown
2014-08-27 8:22 ` Maxime Ripard [this message]
2014-08-27 8:37 ` Geert Uytterhoeven
2014-08-27 8:55 ` Maxime Ripard
2014-08-27 9:05 ` Geert Uytterhoeven
2014-08-27 10:32 ` Maxime Ripard
2014-08-27 10:07 ` Thierry Reding
2014-08-27 10:26 ` Henrik Nordström
2014-08-27 12:45 ` Julian Calaby
2014-08-27 13:24 ` Maxime Ripard
2014-08-25 15:08 ` jonsmirl
2014-08-25 14:58 ` Maxime Ripard
2014-08-25 15:05 ` Thierry Reding
2014-08-25 15:09 ` Luc Verhaegen
2014-08-26 7:52 ` Thierry Reding
2014-08-26 12:02 ` Luc Verhaegen
2014-08-26 12:21 ` Thierry Reding
2014-08-26 12:33 ` Luc Verhaegen
2014-08-26 14:41 ` Thierry Reding
2014-08-25 15:22 ` Maxime Ripard
2014-08-26 8:04 ` Thierry Reding
2014-08-26 8:45 ` Michal Suchanek
2014-08-26 13:53 ` Maxime Ripard
2014-08-26 14:35 ` Thierry Reding
2014-08-26 19:59 ` Hans de Goede
2014-08-27 9:31 ` Thierry Reding
2014-08-27 10:35 ` Hans de Goede
2014-08-27 12:44 ` jonsmirl
2014-08-27 12:50 ` Hans de Goede
2014-08-27 12:56 ` jonsmirl
2014-08-27 13:05 ` Thierry Reding
2014-08-27 12:56 ` Thierry Reding
2014-08-27 13:44 ` Hans de Goede
2014-08-27 14:16 ` Thierry Reding
2014-08-28 12:15 ` Hans de Goede
2014-08-28 13:22 ` jonsmirl
2014-08-28 14:20 ` Geert Uytterhoeven
2014-08-28 14:33 ` jonsmirl
2014-08-28 14:37 ` Geert Uytterhoeven
2014-08-28 15:11 ` jonsmirl
2014-08-28 16:25 ` Michal Suchanek
2014-08-28 16:34 ` jonsmirl
2014-08-28 16:50 ` Luc Verhaegen
2014-08-28 20:31 ` Michal Suchanek
2014-08-29 7:16 ` Thierry Reding
2014-08-29 7:01 ` Thierry Reding
2014-08-29 7:23 ` Hans de Goede
2014-08-29 8:12 ` Thierry Reding
2014-08-29 14:12 ` Maxime Ripard
2014-08-29 14:38 ` Thierry Reding
2014-08-29 15:25 ` Michal Suchanek
2014-09-02 9:25 ` Maxime Ripard
2014-09-27 23:56 ` Mike Turquette
2014-09-29 8:06 ` Thierry Reding
2014-09-29 8:27 ` Geert Uytterhoeven
2014-09-29 8:54 ` Thierry Reding
2014-09-29 9:10 ` Geert Uytterhoeven
2014-09-29 9:29 ` Thierry Reding
2014-09-29 9:44 ` Michal Suchanek
2014-09-29 10:40 ` Thierry Reding
2014-09-29 9:23 ` Maxime Ripard
2014-09-29 10:18 ` Thierry Reding
2014-09-29 10:35 ` Geert Uytterhoeven
2014-09-29 10:44 ` Thierry Reding
2014-09-29 11:32 ` Geert Uytterhoeven
2014-09-29 14:00 ` Thierry Reding
2014-09-29 11:34 ` Maxime Ripard
2014-09-29 13:54 ` Thierry Reding
2014-09-29 15:57 ` Maxime Ripard
2014-09-30 4:59 ` Thierry Reding
2014-09-30 7:46 ` Maxime Ripard
2014-09-30 11:43 ` Hans de Goede
2014-09-30 11:46 ` Thierry Reding
2014-09-30 21:37 ` Mike Turquette
2014-10-01 7:30 ` Thierry Reding
2014-10-01 18:17 ` Mike Turquette
2014-10-02 8:12 ` Thierry Reding
2014-09-29 11:00 ` Julian Calaby
2014-09-29 13:21 ` Thierry Reding
2014-09-29 14:46 ` Julian Calaby
2014-09-29 15:19 ` Thierry Reding
2014-09-29 15:42 ` Michal Suchanek
2014-09-30 0:10 ` Julian Calaby
2014-09-29 11:46 ` Maxime Ripard
2014-09-29 13:47 ` Thierry Reding
2014-09-29 15:04 ` Michal Suchanek
2014-09-29 15:49 ` Thierry Reding
2014-09-29 16:39 ` Michal Suchanek
2014-09-29 15:55 ` Mark Brown
2014-09-30 5:09 ` Thierry Reding
2014-09-30 17:39 ` Mark Brown
2014-10-01 7:41 ` Thierry Reding
2014-10-01 11:10 ` Javier Martinez Canillas
2014-10-01 12:32 ` Mark Brown
2014-10-01 12:48 ` Thierry Reding
2014-10-01 17:05 ` Mark Brown
2014-10-01 17:26 ` Hans de Goede
2014-10-01 17:54 ` jonsmirl
2014-10-01 18:12 ` Stephen Warren
2014-10-01 18:16 ` Luc Verhaegen
2014-10-02 6:42 ` Hans de Goede
2014-10-02 12:22 ` jonsmirl
2014-10-02 12:39 ` Hans de Goede
2014-10-02 12:56 ` jonsmirl
2014-10-02 13:14 ` Hans de Goede
2014-10-02 13:27 ` jonsmirl
2014-10-02 13:33 ` Hans de Goede
2014-10-02 13:40 ` jonsmirl
2014-10-02 14:08 ` Hans de Goede
2014-10-02 14:16 ` jonsmirl
2014-10-02 14:21 ` Hans de Goede
2014-10-02 14:41 ` jonsmirl
2014-10-02 14:50 ` Hans de Goede
2014-10-02 15:14 ` jonsmirl
2014-10-02 15:30 ` jonsmirl
2014-10-02 15:38 ` Hans de Goede
2014-10-02 15:36 ` Michal Suchanek
2014-10-02 23:31 ` Julian Calaby
2014-10-03 7:56 ` Hans de Goede
2014-11-11 16:15 ` Grant Likely
2014-10-02 14:18 ` Maxime Ripard
2014-10-02 14:23 ` Hans de Goede
2014-10-02 14:17 ` Michal Suchanek
2014-10-02 13:59 ` Michal Suchanek
2014-10-02 13:23 ` Michal Suchanek
2014-10-02 13:34 ` jonsmirl
2014-10-02 13:40 ` Hans de Goede
2014-10-02 13:44 ` jonsmirl
2014-10-02 13:46 ` Geert Uytterhoeven
2014-10-02 13:49 ` jonsmirl
2014-10-02 19:15 ` Geert Uytterhoeven
2014-10-02 15:49 ` Stephen Warren
2014-10-03 11:16 ` Hans de Goede
2014-10-03 11:45 ` Tomi Valkeinen
2014-10-03 11:53 ` Hans de Goede
2014-10-01 11:31 ` Mark Brown
2014-09-29 16:28 ` Maxime Ripard
2014-09-29 16:58 ` Luc Verhaegen
2014-09-29 22:02 ` Luc Verhaegen
2014-09-30 5:39 ` Thierry Reding
2014-09-30 8:03 ` Maxime Ripard
2014-09-30 11:02 ` Thierry Reding
2014-09-30 12:41 ` Mark Brown
2014-09-30 12:50 ` jonsmirl
2014-09-30 5:21 ` Thierry Reding
2014-09-30 7:52 ` Maxime Ripard
2014-09-30 8:54 ` Thierry Reding
2014-09-30 9:38 ` Michal Suchanek
2014-09-30 11:31 ` Thierry Reding
2014-09-30 14:12 ` Michal Suchanek
2014-09-30 12:29 ` Maxime Ripard
2014-09-29 16:11 ` Mark Brown
2014-09-30 6:03 ` Thierry Reding
2014-09-30 18:00 ` Mark Brown
2014-10-01 8:14 ` Thierry Reding
2014-10-01 12:20 ` Mark Brown
2014-10-01 12:48 ` Thierry Reding
2014-10-01 13:01 ` jonsmirl
2014-10-01 13:17 ` Michal Suchanek
2014-10-01 13:40 ` jonsmirl
2014-10-01 17:17 ` Mark Brown
2014-10-01 18:43 ` Geert Uytterhoeven
2014-10-02 8:30 ` Thierry Reding
2014-10-02 8:27 ` Thierry Reding
2014-10-01 8:17 ` Thierry Reding
2014-09-29 17:51 ` jonsmirl
2014-09-29 18:06 ` Michal Suchanek
2014-08-27 13:56 ` Maxime Ripard
2014-08-27 14:30 ` Thierry Reding
2014-08-27 13:43 ` Maxime Ripard
2014-08-26 21:02 ` Maxime Ripard
2014-08-27 6:54 ` Thierry Reding
2014-08-27 8:00 ` Hans de Goede
2014-08-27 9:37 ` Thierry Reding
2014-08-27 8:45 ` Maxime Ripard
2014-08-27 9:52 ` Thierry Reding
2014-08-27 15:42 ` Maxime Ripard
2014-08-27 20:57 ` Michal Suchanek
2014-08-28 10:08 ` Thierry Reding
2014-08-29 5:13 ` Michal Suchanek
2014-08-29 6:19 ` Thierry Reding
2014-08-29 6:48 ` Michal Suchanek
2014-08-29 7:08 ` Thierry Reding
2014-08-28 10:11 ` Thierry Reding
2014-08-28 10:32 ` Michal Suchanek
2014-08-28 20:46 ` Maxime Ripard
2014-08-29 6:29 ` Thierry Reding
2014-08-29 13:57 ` Maxime Ripard
2014-08-29 14:31 ` Thierry Reding
2014-08-27 8:17 ` Henrik Nordström
2014-08-25 15:25 ` Andreas Färber
2014-08-26 13:19 ` Maxime Ripard
2014-08-13 7:54 ` simplefb: add clock handling David Herrmann
2014-08-13 8:11 ` Luc Verhaegen
2014-08-13 8:21 ` [linux-sunxi] " Koen Kooi
2014-08-13 8:36 ` Hans de Goede
2014-08-13 10:16 ` Koen Kooi
2014-08-13 10:24 ` David Herrmann
2014-08-13 11:36 ` Hans de Goede
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