From: plagnioj@jcrosoft.com (Jean-Christophe PLAGNIOL-VILLARD)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 09/14] at91: switch pit timer to early platform devices
Date: Fri, 29 Apr 2011 10:31:22 +0200 [thread overview]
Message-ID: <20110429083122.GE13104@game.jcrosoft.org> (raw)
In-Reply-To: <20110429060801.GN3755@atomide.com>
On 23:08 Thu 28 Apr , Tony Lindgren wrote:
> * Russell King - ARM Linux <linux@arm.linux.org.uk> [110428 04:32]:
> > On Thu, Apr 28, 2011 at 01:23:03PM +0200, Andrew Victor wrote:
> > > hi,
> > >
> > > > this will allow to specify the resources per soc
> > > >
> > > > as the 5series use a different start address for the pit
> > >
> > > I really don't see the fascination with early platform_devices for timer.
> > > A sys_timer is initialized way earlier, and there are surely cleaner
> > > ways to just pass a "base address" through to the driver.
> > > The interrupt is always AT91_ID_SYS on all chips, so there is no point
> > > making it configurable.
> >
> > Me too - it looks like this early device stuff is heading in the
> > wrong direction.
>
> Me too. Most of the stuff can be initialized much later and really
> only timer and interrupts are needed early. Sure there are easily
> dependencies to clock framework etc, but only those clocks need
> to be initialized.
I agree too
that's why I just do timer, interrupt, earlyprintk and clocks
the rest no need to be so early
Best Regards,
J.
next prev parent reply other threads:[~2011-04-29 8:31 UTC|newest]
Thread overview: 85+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-25 18:08 [PATCH 0/14] at91: factorize soc init and switch to early platform Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:31 ` [PATCH 01/14] at91rm9200: introduce at91rm9200_set_type to specficy cpu package Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:31 ` [PATCH 02/14] at91: introduce commom AT91_BASE_SYS Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 21:48 ` Ryan Mallon
2011-04-26 4:27 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:31 ` [PATCH 03/14] at91: factorize at91 interrupts init to soc Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 21:52 ` Ryan Mallon
2011-04-25 22:11 ` H Hartley Sweeten
2011-04-26 17:29 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-26 22:04 ` Andrew Victor
2011-04-26 23:39 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-28 11:43 ` Russell King - ARM Linux
2011-04-25 18:31 ` [PATCH 04/14 v2] at91: merge board usb-a9260 and usb-a9263 together Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:31 ` [PATCH 05/14] at91: use structure to store the current soc Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 22:08 ` Ryan Mallon
2011-04-26 4:21 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-26 4:44 ` Ryan Mallon
2011-04-26 6:42 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-26 20:22 ` Ryan Mallon
2011-04-26 23:45 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-27 0:13 ` Ryan Mallon
2011-04-27 1:27 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-27 1:47 ` Ryan Mallon
2011-04-27 3:18 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-27 3:41 ` Ryan Mallon
2011-04-28 14:04 ` Andrew Victor
2011-04-28 14:10 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-28 20:20 ` Ryan Mallon
2011-04-28 23:06 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-28 23:24 ` Ryan Mallon
2011-04-29 2:10 ` Ryan Mallon
2011-04-29 8:32 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-29 8:35 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-29 8:50 ` Ryan Mallon
2011-05-02 15:38 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-02 20:25 ` Ryan Mallon
2011-05-02 20:24 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-02 20:38 ` Ryan Mallon
2011-05-02 20:51 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-02 21:27 ` Ryan Mallon
2011-05-02 21:29 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-02 22:05 ` Ryan Mallon
2011-05-02 22:06 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-02 22:32 ` Ryan Mallon
2011-05-02 22:41 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-02 23:16 ` Russell King - ARM Linux
2011-05-02 23:16 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:31 ` [PATCH 06/14 v3] at91: switch to CLKDEV_LOOKUP Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:31 ` [PATCH 07/14] at91: switch gpio to early platfrom device Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 22:51 ` Ryan Mallon
2011-04-26 4:11 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:31 ` [PATCH 08/14] at91: move gpio to drivers/gpio Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:31 ` [PATCH 09/14] at91: switch pit timer to early platform devices Jean-Christophe PLAGNIOL-VILLARD
2011-04-28 5:07 ` Ryan Mallon
2011-04-28 11:23 ` Andrew Victor
2011-04-28 11:34 ` Russell King - ARM Linux
2011-04-28 13:15 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-28 16:56 ` Andrew Victor
2011-04-28 17:33 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-28 18:15 ` Russell King - ARM Linux
2011-04-28 20:47 ` Andrew Victor
2011-04-28 21:46 ` Russell King - ARM Linux
2011-04-28 23:38 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-29 9:28 ` Russell King - ARM Linux
2011-04-30 1:36 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-08 10:08 ` Russell King - ARM Linux
2011-05-08 10:44 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-29 7:55 ` Greg Ungerer
2011-04-29 6:08 ` Tony Lindgren
2011-04-29 8:31 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2011-04-25 18:31 ` [PATCH 10/14] at91: switch st " Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 18:40 ` [PATCH 11/14] at91: move pit timer to drivers/clocksource Jean-Christophe PLAGNIOL-VILLARD
2011-04-25 19:14 ` [PATCH 12/14] at91: move st " Jean-Christophe PLAGNIOL-VILLARD
2011-04-26 1:11 ` [PATCH 13/14] at91: move register clocks to soc generic init Jean-Christophe PLAGNIOL-VILLARD
2011-04-26 3:13 ` Ryan Mallon
2011-04-26 1:11 ` [PATCH 14/14] at91: move clock subsystem init " Jean-Christophe PLAGNIOL-VILLARD
2011-04-26 3:13 ` Ryan Mallon
2011-04-26 4:13 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-26 4:32 ` Ryan Mallon
2011-04-26 4:32 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-27 21:13 ` [PATCH 0/14] at91: factorize soc init and switch to early platform Ryan Mallon
2011-04-28 2:26 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-28 2:41 ` Jean-Christophe PLAGNIOL-VILLARD
2011-04-28 3:59 ` Ryan Mallon
2011-04-28 4:14 ` Jean-Christophe PLAGNIOL-VILLARD
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