From: Mark Brown <broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
To: Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
arnd-r2nGTMty4D4@public.gmane.org,
linus.walleij-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org,
grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org,
cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org,
ben-linux-elnMNo+KYs3YtjvyW6yDsg@public.gmane.org,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
sameo-VuQAYsv1563Yd54FQh9/CA@public.gmane.org
Subject: Re: [PATCH 14/15] drivers/regulators: Enable the ab8500 for Device Tree
Date: Mon, 14 May 2012 18:01:43 +0100 [thread overview]
Message-ID: <20120514170143.GF25668@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <4FB12981.8050603-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 980 bytes --]
On Mon, May 14, 2012 at 04:49:21PM +0100, Lee Jones wrote:
> >You should be using of_regulator_match() for this (I think it's supposed
> >to do an equivalent job...) rather than open coding.
> I've ripped this out completely and the code appears to continue be
> fully functional. Happy days! :)
Great!
> The original driver places each of the registers inside a structure
> within the driver itself and recursively registers them from there.
> The constraints are united with the correct element using #defines.
> Can't we just assume that all of the regulators will be put into the
> Device Tree? As this is what I'll be doing.
Part of the idea here is to help with diagnostics, especially during
board bringup, so we really shouldn't be relying on the user to have set
things up reliably. This is also used to enabled features like powering
off any unused regulators that were left enabled in late init so things
that weren't set up turn out to be moderately important.
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WARNING: multiple messages have this Message-ID (diff)
From: broonie@opensource.wolfsonmicro.com (Mark Brown)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 14/15] drivers/regulators: Enable the ab8500 for Device Tree
Date: Mon, 14 May 2012 18:01:43 +0100 [thread overview]
Message-ID: <20120514170143.GF25668@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <4FB12981.8050603@linaro.org>
On Mon, May 14, 2012 at 04:49:21PM +0100, Lee Jones wrote:
> >You should be using of_regulator_match() for this (I think it's supposed
> >to do an equivalent job...) rather than open coding.
> I've ripped this out completely and the code appears to continue be
> fully functional. Happy days! :)
Great!
> The original driver places each of the registers inside a structure
> within the driver itself and recursively registers them from there.
> The constraints are united with the correct element using #defines.
> Can't we just assume that all of the regulators will be put into the
> Device Tree? As this is what I'll be doing.
Part of the idea here is to help with diagnostics, especially during
board bringup, so we really shouldn't be relying on the user to have set
things up reliably. This is also used to enabled features like powering
off any unused regulators that were left enabled in late init so things
that weren't set up turn out to be moderately important.
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next prev parent reply other threads:[~2012-05-14 17:01 UTC|newest]
Thread overview: 154+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-04 18:23 [PATCH 00/15] DT enablement for Snowball Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-1-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-04 18:23 ` [PATCH 01/15] i2c/busses: Add Device Tree support to the Nomadik I2C driver Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-2-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-04 20:02 ` Arnd Bergmann
2012-05-04 20:02 ` Arnd Bergmann
[not found] ` <201205042002.20943.arnd-r2nGTMty4D4@public.gmane.org>
2012-05-04 21:27 ` Lee Jones
2012-05-04 21:27 ` Lee Jones
2012-05-05 6:17 ` Lee Jones
2012-05-05 6:17 ` Lee Jones
[not found] ` <4FA4C5EA.7030006-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:42 ` Linus Walleij
2012-05-09 8:42 ` Linus Walleij
2012-05-04 18:23 ` [PATCH 02/15] ARM: ux500: Remove unused i2c platform_data initialisation code Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-3-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:46 ` Linus Walleij
2012-05-09 8:46 ` Linus Walleij
[not found] ` <CACRpkdZ70FasMuTTgBe68xaePB-4UNZ0W44BCxDve7fqXYT+vg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-09 10:22 ` Lee Jones
2012-05-09 10:22 ` Lee Jones
[not found] ` <4FAA4576.1020106-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-10 11:24 ` Linus Walleij
2012-05-10 11:24 ` Linus Walleij
2012-05-04 18:23 ` [PATCH 03/15] ARM: ux500: Provide auxdata to be used as name base clock search for nmk-i2c Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-4-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:48 ` Linus Walleij
2012-05-09 8:48 ` Linus Walleij
2012-05-04 18:23 ` [PATCH 04/15] ARM: ux500: CONFIG: Compile in support for leds-gpio Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-5-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:49 ` Linus Walleij
2012-05-09 8:49 ` Linus Walleij
[not found] ` <CACRpkdbv780oUaDL1-m4kj5iRr5=1U6QhE975Z4gNADoTNk8YA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-09 10:23 ` Lee Jones
2012-05-09 10:23 ` Lee Jones
[not found] ` <4FAA45B5.2030000-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-10 11:25 ` Linus Walleij
2012-05-10 11:25 ` Linus Walleij
2012-05-04 18:23 ` [PATCH 05/15] ARM: ux500: Enable the user LED on Snowball via Device Tree Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-6-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:50 ` Linus Walleij
2012-05-09 8:50 ` Linus Walleij
2012-05-04 18:23 ` [PATCH 06/15] mfd/ab8500: Remove confusing ab8500-i2c file and merge into ab8500-core Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-7-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-04 20:25 ` Arnd Bergmann
2012-05-04 20:25 ` Arnd Bergmann
[not found] ` <201205042025.15421.arnd-r2nGTMty4D4@public.gmane.org>
2012-05-04 21:24 ` Lee Jones
2012-05-04 21:24 ` Lee Jones
2012-05-05 6:30 ` Lee Jones
2012-05-05 6:30 ` Lee Jones
2012-05-07 16:54 ` Mark Brown
2012-05-07 16:54 ` Mark Brown
2012-05-09 12:20 ` Linus Walleij
2012-05-09 12:20 ` Linus Walleij
[not found] ` <CACRpkdanG7KgYuZw29KwZe7wRp-AVZJ9n_hwBEZzf5gDAbGneg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-14 8:41 ` Lee Jones
2012-05-14 8:41 ` Lee Jones
[not found] ` <4FB0C52E.9030109-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-14 9:11 ` Linus Walleij
2012-05-14 9:11 ` Linus Walleij
2012-05-04 18:23 ` [PATCH 07/15] drivers/power: Carry out platform_data error checking on ab8500 devices Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-8-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:51 ` Linus Walleij
2012-05-09 8:51 ` Linus Walleij
[not found] ` <CACRpkdYkqj6Zr=05Byk+tPc1ohjfDoZKCkTmu9zcZpgKxV8wpg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-09 10:24 ` Lee Jones
2012-05-09 10:24 ` Lee Jones
2012-05-04 18:23 ` [PATCH 08/15] ARM: ux500: PRCMU related configuration and layout corrections for Device Tree Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-9-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:53 ` Linus Walleij
2012-05-09 8:53 ` Linus Walleij
[not found] ` <CACRpkdanU4eWhRobxzBV1mcU5T6QLCrWfBAczRFtn6gguhRNng-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-09 10:27 ` Lee Jones
2012-05-09 10:27 ` Lee Jones
[not found] ` <4FAA469B.2030200-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-10 11:27 ` Linus Walleij
2012-05-10 11:27 ` Linus Walleij
2012-05-04 18:23 ` [PATCH 09/15] drivers/mfd: Enable Device Tree support for the db8500-prcmu Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-10-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:56 ` Linus Walleij
2012-05-09 8:56 ` Linus Walleij
2012-05-09 14:30 ` Samuel Ortiz
2012-05-09 14:30 ` Samuel Ortiz
2012-05-04 18:23 ` [PATCH 10/15] drivers/mfd: db8500-prcmu: Add support for regulator supply for nmk-i2c.4 Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-11-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 8:56 ` Linus Walleij
2012-05-09 8:56 ` Linus Walleij
2012-05-09 14:31 ` Samuel Ortiz
2012-05-09 14:31 ` Samuel Ortiz
2012-05-04 18:23 ` [PATCH 11/15] drivers/mfd: Enable Device Tree for ab8500-core driver Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-12-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 9:02 ` Linus Walleij
2012-05-09 9:02 ` Linus Walleij
[not found] ` <CACRpkdaju5y6pduWrkH97LujzqJu5hAaGozyHY3Rsvvn7ZyKhA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-09 10:28 ` Lee Jones
2012-05-09 10:28 ` Lee Jones
[not found] ` <4FAA46E1.4050708-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 11:18 ` Mark Brown
2012-05-09 11:18 ` Mark Brown
2012-05-09 11:56 ` Arnd Bergmann
2012-05-09 11:56 ` Arnd Bergmann
2012-05-10 10:26 ` Russell King - ARM Linux
2012-05-10 10:26 ` Russell King - ARM Linux
[not found] ` <20120510102657.GD3190-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2012-05-10 12:27 ` Linus Walleij
2012-05-10 12:27 ` Linus Walleij
2012-05-11 10:12 ` Samuel Ortiz
2012-05-11 10:12 ` Samuel Ortiz
2012-05-14 8:45 ` Lee Jones
2012-05-14 8:45 ` Lee Jones
2012-05-04 18:23 ` [PATCH 12/15] drivers/regulator: ab8500: Split up probe() into manageable pieces Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-13-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-07 16:58 ` Mark Brown
2012-05-07 16:58 ` Mark Brown
[not found] ` <CAF2Aj3h7pgh=Kbt+M5Xd_RDRbJN7K+WbaH1+8nM2Eakb1QNpsg@mail.gmail.com>
[not found] ` <CAF2Aj3h7pgh=Kbt+M5Xd_RDRbJN7K+WbaH1+8nM2Eakb1QNpsg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-07 18:44 ` Mark Brown
2012-05-07 18:44 ` Mark Brown
[not found] ` <20120507184453.GQ17002-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-05-08 11:08 ` Lee Jones
2012-05-08 11:08 ` Lee Jones
2012-05-04 18:23 ` [PATCH 13/15] ARM: ux500: Add support for ab8500 regulators into the Device Tree Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-14-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 9:04 ` Linus Walleij
2012-05-09 9:04 ` Linus Walleij
2012-05-04 18:23 ` [PATCH 14/15] drivers/regulators: Enable the ab8500 for " Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-15-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-07 17:08 ` Mark Brown
2012-05-07 17:08 ` Mark Brown
[not found] ` <20120507170832.GO17002-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-05-08 12:04 ` Lee Jones
2012-05-08 12:04 ` Lee Jones
[not found] ` <4FA90BE1.3050304-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-08 12:19 ` Mark Brown
2012-05-08 12:19 ` Mark Brown
[not found] ` <20120508121940.GL15893-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-05-08 12:38 ` Lee Jones
2012-05-08 12:38 ` Lee Jones
[not found] ` <4FA913BA.30908-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-08 13:34 ` Mark Brown
2012-05-08 13:34 ` Mark Brown
[not found] ` <20120508133411.GP15893-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-05-08 14:54 ` Lee Jones
2012-05-08 14:54 ` Lee Jones
[not found] ` <4FA93391.8040905-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-08 14:57 ` Mark Brown
2012-05-08 14:57 ` Mark Brown
[not found] ` <20120508145758.GV15893-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-05-08 17:00 ` Lee Jones
2012-05-08 17:00 ` Lee Jones
2012-05-08 13:48 ` Arnd Bergmann
2012-05-08 13:48 ` Arnd Bergmann
[not found] ` <201205081348.14269.arnd-r2nGTMty4D4@public.gmane.org>
2012-05-08 14:29 ` Mark Brown
2012-05-08 14:29 ` Mark Brown
[not found] ` <20120508142926.GT15893-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-05-08 14:36 ` Arnd Bergmann
2012-05-08 14:36 ` Arnd Bergmann
[not found] ` <201205081436.46471.arnd-r2nGTMty4D4@public.gmane.org>
2012-05-08 14:44 ` Mark Brown
2012-05-08 14:44 ` Mark Brown
2012-05-14 15:49 ` Lee Jones
2012-05-14 15:49 ` Lee Jones
[not found] ` <4FB12981.8050603-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-14 16:18 ` Arnd Bergmann
2012-05-14 16:18 ` Arnd Bergmann
2012-05-14 17:01 ` Mark Brown [this message]
2012-05-14 17:01 ` Mark Brown
2012-05-14 15:57 ` Lee Jones
2012-05-14 15:57 ` Lee Jones
[not found] ` <4FB12B73.50302-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-14 16:39 ` Mark Brown
2012-05-14 16:39 ` Mark Brown
2012-05-04 18:23 ` [PATCH 15/15] ARM: ux500: Disable platform setup of the ab8500 when DT is enabled Lee Jones
2012-05-04 18:23 ` Lee Jones
[not found] ` <1336155805-18554-16-git-send-email-lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-05-09 9:05 ` Linus Walleij
2012-05-09 9:05 ` Linus Walleij
2012-05-04 20:26 ` [PATCH 00/15] DT enablement for Snowball Arnd Bergmann
2012-05-04 20:26 ` Arnd Bergmann
[not found] <CAF2Aj3gHaha9mO4gKf0ReQc-wR7wpomf_9m59AfAUNBr2fLyCQ@mail.gmail.com>
[not found] ` <CAF2Aj3gHaha9mO4gKf0ReQc-wR7wpomf_9m59AfAUNBr2fLyCQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-14 18:06 ` [PATCH 14/15] drivers/regulators: Enable the ab8500 for Device Tree Mark Brown
2012-05-14 18:06 ` Mark Brown
[not found] ` <20120514180619.GH25668-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-05-14 20:38 ` Lee Jones
2012-05-14 20:38 ` Lee Jones
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