From: Alexander Holler <holler@ahsoftware.de>
To: Grant Likely <grant.likely@linaro.org>, linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org, Jon Loeliger <jdl@jdl.com>,
Russell King <linux@arm.linux.org.uk>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [RFC PATCH 0/9] dt: dependencies (for deterministic driver initialization order based on the DT)
Date: Wed, 14 May 2014 17:02:24 +0200 [thread overview]
Message-ID: <53738580.7000902@ahsoftware.de> (raw)
In-Reply-To: <20140514141914.446F7C4153D@trevor.secretlab.ca>
Am 14.05.2014 16:19, schrieb Grant Likely:
> Rather than a dtb schema change, for the most common properties (irqs,
> clocks, gpios), we could extract dependencies at boot time. I don't like
> the idea of adding a separate depends-on property because it is very
> easy to get it out of sync with the actual binding data (dtc is not the
> only tool that manipulates .dtbs. Firmware will fiddle with it too).
Then that stuff has to fiddle correct. Sorry, but trying to solve all
problems right from the beginning just leads to endless talks with no
end and nothing will happen at all because nobody aggrees how to start.
Regards,
Alexander Holler
next prev parent reply other threads:[~2014-05-14 15:02 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-12 16:47 [RFC PATCH 0/9] dt: dependencies (for deterministic driver initialization order based on the DT) Alexander Holler
2014-05-12 16:47 ` [RFC PATCH 2/9] dt: deps: dependency based device creation Alexander Holler
2014-05-14 14:05 ` Grant Likely
[not found] ` <20140514140534.897F8C4153D-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2014-05-14 14:49 ` Alexander Holler
2014-05-14 17:20 ` Alexander Holler
[not found] ` <53738261.4000000-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-14 20:06 ` Grant Likely
2014-05-14 21:10 ` Alexander Holler
[not found] ` <5373DBCF.1080503-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-16 11:00 ` Grant Likely
2014-05-18 9:53 ` Alexander Holler
2014-05-16 17:31 ` Alexander Shiyan
2014-05-16 17:31 ` Alexander Shiyan
2014-05-16 17:31 ` Alexander Shiyan
2014-05-14 15:51 ` Alexander Holler
2014-05-17 14:24 ` Tomasz Figa
2014-05-18 14:59 ` Grant Likely
2014-05-19 8:41 ` Alexander Holler
2014-05-12 16:47 ` [RFC PATCH 4/9] dt: deps: dtc: Add option to print dependency graph as dot (Graphviz) Alexander Holler
2014-05-12 16:47 ` [RFC PATCH 7/9] dt: deps: kirkwood: make it possible to use CONFIG_OF_DEPENDENCIES Alexander Holler
2014-05-12 16:47 ` [RFC PATCH 8/9] dt: deps: dts: kirkwood: dockstar: add dependency ehci -> usb power regulator Alexander Holler
2014-05-12 16:48 ` [RFC PATCH 9/9] dt: deps: omap2: make it possible to use CONFIG_OF_DEPENDENCIES Alexander Holler
[not found] ` <1399913280-6915-1-git-send-email-holler-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-12 16:47 ` [RFC PATCH 1/9] dt: deps: dtc: Automatically add new property 'dependencies' which contains a list of referenced phandles Alexander Holler
[not found] ` <1399913280-6915-2-git-send-email-holler-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-17 12:16 ` Tomasz Figa
2014-05-19 12:35 ` Alexander Holler
2014-05-19 15:38 ` Jon Loeliger
2014-05-19 15:49 ` Jon Loeliger
[not found] ` <CAJgR-BhRtc1XGqk-TVOrf2y_pYS+nratkPrf+OenP4SFcyK3ng-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-05-19 17:26 ` Alexander Holler
[not found] ` <5379FAA5.10404-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-27 20:02 ` Grant Likely
2014-05-27 20:31 ` Alexander Holler
2014-05-12 16:47 ` [RFC PATCH 3/9] dt: deps: dtc: Add option to print initialization order Alexander Holler
2014-05-12 20:38 ` Jon Loeliger
[not found] ` <CAJgR-BhnFngGr9qxa7NvF7GExiCAr1=HS16AtN20uj7nCmLcKQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-05-12 22:58 ` Alexander Holler
[not found] ` <537151FF.8070104-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-13 8:54 ` [PATCH 0/3] add dependencies Alexander Holler
[not found] ` <1399971243-18153-1-git-send-email-holler-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-13 8:54 ` [PATCH 1/3] deps: Automatically add new property 'dependencies' which contains a list of referenced phandles Alexander Holler
2014-05-13 8:54 ` [PATCH 2/3] deps: Add option to print initialization order Alexander Holler
2014-05-13 8:54 ` [PATCH 3/3] deps: Add option to print dependency graph as dot (Graphviz) Alexander Holler
2014-05-13 18:48 ` [PATCH] deps: introduce new (virtual) property no-dependencies Alexander Holler
[not found] ` <1400006923-7950-1-git-send-email-holler-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-14 1:55 ` Alexander Holler
[not found] ` <5372CD15.5020001-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-14 7:02 ` Alexander Holler
2014-05-12 16:47 ` [RFC PATCH 5/9] dt: deps: register drivers based on the initialization order based on DT Alexander Holler
2014-05-14 14:13 ` Grant Likely
[not found] ` <20140514141300.67206C4153D-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2014-05-14 14:58 ` Alexander Holler
[not found] ` <53738496.2070800-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-14 19:32 ` Grant Likely
2014-05-12 16:47 ` [RFC PATCH 6/9] dt: deps: WIP: well done drivers Alexander Holler
2014-05-13 15:40 ` [PATCH 10/9] dt: deps: fix bug not registering late drivers when OF_DEPENDENCIES is disabled Alexander Holler
2014-05-13 19:27 ` [RFC PATCH 11/9] dt: deps: dtc: introduce new (virtual) property no-dependencies Alexander Holler
2014-05-14 14:19 ` [RFC PATCH 0/9] dt: dependencies (for deterministic driver initialization order based on the DT) Grant Likely
2014-05-14 15:02 ` Alexander Holler [this message]
[not found] ` <53738580.7000902-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-14 16:05 ` Grant Likely
[not found] ` <CACxGe6s4px_9CNk3bkc1OF1KGZGYdyh4gE_VufCKU5dLFBG48g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-05-14 16:23 ` Alexander Holler
2014-05-14 17:30 ` Rob Herring
2014-05-14 17:45 ` Alexander Holler
2014-05-14 17:53 ` Alexander Holler
[not found] ` <5373ADB6.1070702-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-14 18:16 ` Alexander Holler
2014-05-14 19:13 ` Alexander Holler
2014-05-14 19:06 ` Rob Herring
[not found] ` <CAL_JsqJ-=amrmRR9FfnOH1ELDQ1kTaG3e1n878mgpZP1FUw_jA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-05-14 19:24 ` Alexander Holler
[not found] ` <5373C2F4.50803-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-05-15 1:46 ` Alexander Holler
2014-05-14 23:00 ` Alexander Holler
[not found] ` <20140514141914.446F7C4153D-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2014-08-21 14:02 ` Thierry Reding
[not found] ` <20140821140211.GD19293-AwZRO8vwLAwmlAP/+Wk3EA@public.gmane.org>
2014-08-21 19:19 ` Alexander Holler
[not found] ` <53F64624.5000403-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-08-22 13:19 ` Mark Rutland
2014-08-22 15:45 ` Alexander Holler
2014-08-25 9:39 ` Thierry Reding
2014-08-25 13:08 ` Jon Loeliger
[not found] ` <E1XLu15-0002DP-6o-CYoMK+44s/E@public.gmane.org>
2014-08-25 13:37 ` Thierry Reding
[not found] ` <20140825133714.GH4163-AwZRO8vwLAwmlAP/+Wk3EA@public.gmane.org>
2014-08-25 14:13 ` Jon Loeliger
[not found] ` <E1XLv1z-0002Jv-VN-CYoMK+44s/E@public.gmane.org>
2014-08-25 14:41 ` Thierry Reding
2014-08-26 8:42 ` Grant Likely
2014-08-26 8:49 ` Thierry Reding
2014-08-26 9:42 ` Alexander Holler
2014-08-26 10:11 ` Mark Rutland
2014-08-26 10:24 ` Thierry Reding
2014-08-27 10:34 ` Grant Likely
[not found] ` <20140827103432.64927C409CB-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2014-08-27 14:44 ` Catalin Marinas
[not found] ` <20140827144403.GB13850-5wv7dgnIgG8@public.gmane.org>
2014-08-27 16:22 ` Stephen Warren
[not found] ` <53FE05AE.9000406-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-08-27 16:30 ` Alexander Holler
2014-08-27 16:37 ` Stephen Warren
2014-08-27 16:58 ` Alexander Holler
[not found] ` <53FE0966.5020206-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-08-27 17:52 ` Catalin Marinas
[not found] ` <20140827175243.GJ13850-5wv7dgnIgG8@public.gmane.org>
2014-08-27 18:14 ` Alexander Holler
2014-08-28 6:50 ` Alexander Holler
2014-08-28 9:23 ` Catalin Marinas
[not found] ` <20140828092308.GA31111-5wv7dgnIgG8@public.gmane.org>
2014-08-29 1:43 ` Alexander Holler
[not found] ` <53FC566C.30904-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-08-26 10:25 ` Thierry Reding
2014-08-26 10:44 ` Alexander Holler
[not found] ` <53FC6513.5040800-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-08-26 11:01 ` Alexander Holler
2014-08-26 11:08 ` Thierry Reding
2014-08-26 11:23 ` Alexander Holler
[not found] ` <53FC6E4A.6030407-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-08-26 11:47 ` Thierry Reding
2014-08-26 12:00 ` Alexander Holler
[not found] ` <53FC76E8.5050009-SXC+2es9fhnfWeYVQQPykw@public.gmane.org>
2014-08-26 13:58 ` Jon Loeliger
2014-08-26 14:17 ` Thierry Reding
[not found] ` <E1XMHGc-0008TS-CQ-CYoMK+44s/E@public.gmane.org>
2014-08-27 7:16 ` Alexander Holler
2014-08-27 9:26 ` Alexander Holler
2014-08-26 7:56 ` Alexander Holler
2014-08-26 8:51 ` Grant Likely
[not found] ` <20140826085128.958A9C40989-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2014-08-26 9:56 ` Alexander Holler
2014-08-26 10:18 ` Alexander Holler
2014-08-26 9:54 ` Mark Rutland
2014-05-14 8:20 ` dt: deps: some tips about how to debug/evaluate this feature Alexander Holler
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