From: Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Carlo Caione <carlo-KA+7E9HrN00dnm+yROfE0A@public.gmane.org>
Cc: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
"devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Jiang Liu <jiang.liu-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
Marc Zyngier <marc.zyngier-5wv7dgnIgG8@public.gmane.org>,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
Beniamino Galvani
<b.galvani-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
linux-meson-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
Daniel Drake <drake-6IF/jdPJHihWk0Htik3J/w@public.gmane.org>,
Jerry Cao <jerry.cao-LpR1jeaWuhtBDgjK7y7TUQ@public.gmane.org>,
Victor Wan <victor.wan-LpR1jeaWuhtBDgjK7y7TUQ@public.gmane.org>,
Carlo Caione <carlo-6IF/jdPJHihWk0Htik3J/w@public.gmane.org>
Subject: Re: [PATCH v3 0/6] pinctrl: meson: enable support for external GPIO interrupts
Date: Thu, 10 Dec 2015 18:31:25 +0100 [thread overview]
Message-ID: <CACRpkdZ+kmyRKR9RwcLzAXWsUDGVniAhoidEp-kbwhoVEDhPvQ@mail.gmail.com> (raw)
In-Reply-To: <1448987062-31225-1-git-send-email-carlo-KA+7E9HrN00dnm+yROfE0A@public.gmane.org>
On Tue, Dec 1, 2015 at 5:24 PM, Carlo Caione <carlo-KA+7E9HrN00dnm+yROfE0A@public.gmane.org> wrote:
> From: Carlo Caione <carlo-6IF/jdPJHihWk0Htik3J/w@public.gmane.org>
>
> In Meson SoCs we have 8 independent GPIO interrupts that can be programmed to
> use any of the GPIOs in the chip as interrupt source.
>
> These GPIOs are managed by GIC but they can be conditioned (and enabled) by
> some registers external to the GIC.
>
> GPIOs |--[mux1 or mux2]--[polarity]--[filter]--[edge_select]--> GIC
>
> Changelog:
>
> * V2:
> - Introduced .irq_request_resources() and .irq_release_resources()
> - s/virq/irq/ and s/pin/hwirq/
> - Moved to the new irq_fwspec
>
> * V3:
> - EXPORT_SYMBOL_GPL for of_irq_find_parent()
> - split GPIO management and irqchip side
> - the GIC IRQs list is not kept as set of fwspecs. it's now a regular
> integer array.
> - irq_of_phandle_args_to_fwspec discarded
I don't know where this patch set is standing but I get the impression that it
still needs revising so waiting for a v4.
Given the complex nature of the IRQs I will probably want Marc to provide
his Review/ACK before applying.
Yours,
Linus Walleij
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prev parent reply other threads:[~2015-12-10 17:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-01 16:24 [PATCH v3 0/6] pinctrl: meson: enable support for external GPIO interrupts Carlo Caione
[not found] ` <1448987062-31225-1-git-send-email-carlo-KA+7E9HrN00dnm+yROfE0A@public.gmane.org>
2015-12-01 16:24 ` [PATCH v3 1/6] of/irq: Export of_irq_find_parent again Carlo Caione
[not found] ` <1448987062-31225-2-git-send-email-carlo-KA+7E9HrN00dnm+yROfE0A@public.gmane.org>
2015-12-03 15:14 ` Rob Herring
2015-12-01 16:24 ` [PATCH v3 2/6] pinctrl: meson: Update pinctrl data with GPIO IRQ info Carlo Caione
2015-12-01 16:24 ` [PATCH v3 3/6] pinctrl: meson: Make helper functions public Carlo Caione
2015-12-01 16:24 ` [PATCH v3 4/6] pinctrl: meson: Enable GPIO IRQs Carlo Caione
[not found] ` <1448987062-31225-5-git-send-email-carlo-KA+7E9HrN00dnm+yROfE0A@public.gmane.org>
2015-12-01 19:16 ` Marc Zyngier
[not found] ` <565DF211.8000005-5wv7dgnIgG8@public.gmane.org>
2015-12-01 19:41 ` Carlo Caione
[not found] ` <CAOQ7t2YN8Ey1vZO4yrn9SdbR7FzPNVY-HGRBZOctLgK1vHo9VA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-12-02 9:03 ` Marc Zyngier
[not found] ` <565EB3D8.5070400-5wv7dgnIgG8@public.gmane.org>
2015-12-02 11:37 ` Carlo Caione
[not found] ` <CAL9uMOE1orp8zQABMOW0eFMuZ9XcGfLF1RLOwurEcN-csxfGtg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-12-02 11:47 ` Marc Zyngier
2015-12-01 16:24 ` [PATCH v3 5/6] pinctrl: dt-binding: Extend meson documentation with GPIO IRQs support Carlo Caione
[not found] ` <1448987062-31225-6-git-send-email-carlo-KA+7E9HrN00dnm+yROfE0A@public.gmane.org>
2015-12-02 15:30 ` Rob Herring
2015-12-02 15:44 ` Carlo Caione
2015-12-01 16:24 ` [PATCH v3 6/6] ARM: meson: DTS: Enable GPIO IRQs Carlo Caione
2015-12-10 17:31 ` Linus Walleij [this message]
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