From: Tony Lindgren <tony@atomide.com>
To: Grant Likely <grant.likely@linaro.org>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Rob Herring <rob.herring@calxeda.com>
Subject: Re: [RFC 9/9] of/irq: create interrupts-extended property
Date: Thu, 17 Oct 2013 10:33:11 -0700 [thread overview]
Message-ID: <20131017173310.GC15154@atomide.com> (raw)
In-Reply-To: <1381869563-16083-10-git-send-email-grant.likely@linaro.org>
* Grant Likely <grant.likely@linaro.org> [131015 13:43]:
> The standard interrupts property in device tree can only handle
> interrupts coming from a single interrupt parent. If a device is wired
> to multiple interrupt controllers, then it needs to be attached to a
> node with an interrupt-map property to demux the interrupt specifiers
> which is confusing. It would be a lot easier if there was a form of the
> interrupts property that allows for a separate interrupt phandle for
> each interrupt specifier.
>
> This patch does exactly that by creating a new interrupts-extended
> property which reuses the phandle+arguments pattern used by GPIOs and
> other core bindings.
>
> Signed-off-by: Grant Likely <grant.likely@linaro.org>
> Cc: Rob Herring <rob.herring@calxeda.com>
Works for me and solves the issue for devices with interrupts
from multiple interrupt controllers:
Acked-by: Tony Lindgren <tony@atomide.com>
next prev parent reply other threads:[~2013-10-17 17:33 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-15 20:39 [RFC 0/9] of: refactor IRQ parsing and add interrupts-extended implementation Grant Likely
2013-10-15 20:39 ` [RFC 1/9] of/irq: Rename of_irq_map_* functions to of_irq_parse_* Grant Likely
2013-10-16 10:47 ` Michal Simek
2013-10-15 20:39 ` [RFC 2/9] of/irq: Replace of_irq with of_phandle_args Grant Likely
2013-10-15 20:39 ` [RFC 4/9] of/irq: Refactor interrupt-map parsing Grant Likely
2013-10-29 16:23 ` Olof Johansson
2013-10-31 1:19 ` Ming Lei
[not found] ` <CACxGe6uE+KvycQq3XBavRcvprff6PhBaxX54W_Cb1cfuVpMXvQ@mail.gmail.com>
2013-10-31 18:57 ` Olof Johansson
2013-11-01 14:48 ` Grant Likely
2013-11-01 17:53 ` Grant Likely
[not found] ` <20131101175317.A812AC40868-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2013-11-01 18:54 ` Grant Likely
2013-11-02 4:16 ` Ming Lei
[not found] ` <20131101185401.B298FC40868-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2013-11-04 5:04 ` Olof Johansson
2013-11-05 15:18 ` Tomasz Figa
2013-11-05 15:21 ` [PATCH 1/2] of: irq: Fix interrupt-map entry matching Tomasz Figa
2013-11-07 11:32 ` Tomasz Figa
2013-11-07 16:40 ` Rob Herring
[not found] ` <CAL_JsqKUaioiz2dw3Sr8f7UfqzjagWH_je2-u_QGYXRK5g1=yg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-11-07 22:11 ` Tomasz Figa
2013-11-08 9:37 ` Grant Likely
2013-11-07 11:50 ` Sachin Kamat
2013-11-05 15:21 ` [PATCH 2/2] of: irq: Check for reg property presence only when parsing interrupt-map Tomasz Figa
2013-11-07 11:33 ` Tomasz Figa
2013-11-01 19:07 ` [RFC 4/9] of/irq: Refactor interrupt-map parsing Stephen Warren
2013-10-31 20:45 ` [RFC 4/9] of/irq: Refactor interrupt-map parsing [CPU hotplug clockevents issue] Stephen Warren
2013-10-15 20:39 ` [RFC 5/9] of: Add helper for printing an of_phandle_args structure Grant Likely
2013-10-15 20:39 ` [RFC 7/9] of/irq: Create of_irq_parse_and_map_pci() to consolidate arch code Grant Likely
2013-10-15 20:39 ` [RFC 8/9] microblaze/pci: Drop PowerPC-ism from irq parsing Grant Likely
[not found] ` <1381869563-16083-1-git-send-email-grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-10-15 20:39 ` [RFC 3/9] of/irq: simplify args to irq_create_of_mapping Grant Likely
2013-10-15 20:39 ` [RFC 6/9] of: Add testcases for interrupt parsing Grant Likely
2013-10-15 20:39 ` [RFC 9/9] of/irq: create interrupts-extended property Grant Likely
2013-10-17 17:33 ` Tony Lindgren [this message]
2013-10-27 13:46 ` Grant Likely
2013-10-27 20:24 ` Rob Herring
2013-10-28 3:16 ` Mark Rutland
2013-10-28 6:54 ` Kumar Gala
[not found] ` <20131027134607.E1782C4039D-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2013-10-28 21:47 ` Stephen Warren
2013-10-28 22:49 ` Mark Rutland
2013-10-28 23:16 ` Benjamin Herrenschmidt
[not found] ` <1381869563-16083-10-git-send-email-grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-10-28 6:54 ` Kumar Gala
[not found] ` <31D756E7-A7CD-42ED-8D1D-D1B38B85E3A0-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2013-10-28 23:41 ` Grant Likely
2013-11-11 22:58 ` Peter Crosthwaite
[not found] ` <CAEgOgz6=HhBkb2KtxcmHpNdE_0sNngw0NaL2SnLWj1opZkO3SA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-11-12 6:54 ` Grant Likely
[not found] ` <20131112065405.C75E8C42024-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2013-11-12 7:49 ` Peter Crosthwaite
[not found] ` <CAEgOgz6j8YsvFgq8ZbE20ocHPA0C-eUGBb7F1gNiVBvJXLa8_g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-11-12 8:50 ` Grant Likely
[not found] ` <20131112085038.B6A75C421BB-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2013-11-12 23:17 ` Peter Crosthwaite
2013-11-13 6:14 ` Grant Likely
2013-11-24 7:04 ` Peter Crosthwaite
2013-10-17 17:30 ` [RFC 0/9] of: refactor IRQ parsing and add interrupts-extended implementation Tony Lindgren
[not found] ` < 1381869563-16083-10-git-send-email-grant.likely@linaro.org>
[not found] ` < CAEgOgz6=HhBkb2KtxcmHpNdE_0sNngw0NaL2SnLWj1opZkO3SA@mail.gmail.com>
[not found] ` < 20131112065405.C75E8C42024@trevor.secretlab.ca>
[not found] ` < CAEgOgz6j8YsvFgq8ZbE20ocHPA0C-eUGBb7F1gNiVBvJXLa8_g@mail.gmail.com>
[not found] ` < 20131112085038.B6A75C421BB@trevor.secretlab.ca>
[not found] ` < CAEgOgz4dM1zQdFpOkUwZqAUMUBe2eh3j1Ah0KgomVAOGgrPsVw@mail.gmail.com>
[not found] ` < 20131113061425.667F9C41807@trevor.secretlab.ca>
[not found] ` < CAEgOgz5BWzo-LGddjG6ZUtKt6GHxLmDUEndFOdVrn+1HTPvpGQ@mail.gmail.com>
[not found] ` <CAEgOgz5BWzo-LGddjG6ZUtKt6GHxLmDUEndFOdVrn+1HTPvpGQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-11-24 21:32 ` [RFC 9/9] of/irq: create interrupts-extended property Grant Likely
[not found] ` <20131124213212.226B8C402C3-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2013-11-27 9:06 ` Peter Crosthwaite
[not found] ` < 20131124213212.226B8C402C3@trevor.secretlab.ca>
[not found] ` < CAEgOgz4yhDzy_BFiotK5Qi48sczR3PL1oPjPhNYC9O94P6AnzQ@mail.gmail.com>
[not found] ` <CAEgOgz4yhDzy_BFiotK5Qi48sczR3PL1oPjPhNYC9O94P6AnzQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-11-27 14:17 ` Grant Likely
2013-11-28 7:28 ` Peter Crosthwaite
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