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From: Lee Jones <lee.jones@linaro.org>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Srinivas KANDAGATLA <srinivas.kandagatla@st.com>,
	Mark Rutland <mark.rutland@arm.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	Russell King <linux@arm.linux.org.uk>,
	Pawel Moll <pawel.moll@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>, Rob Landley <rob@landley.net>,
	Kumar Gala <galak@codeaurora.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2 2/4] pinctrl: st: Add software edge trigger interrupt support.
Date: Fri, 24 Jan 2014 08:28:59 +0000	[thread overview]
Message-ID: <20140124082859.GJ8586@lee--X1> (raw)
In-Reply-To: <CACRpkdaBAnpfHBqkgU2emZrYwHGh9KvDvqfnCvaWdU5jYgxStA@mail.gmail.com>


> > +/*
> > + * As edge triggers are not supported at hardware level, it is supported by
> > + * software by exploiting the level trigger support in hardware.
> 
> (...)
> 
> All this is quite hard to understand. Maybe it's just because
> it's hard overall. Edge triggers are not supported by hardware
> so we use the hardware edge trigger support?
> 
> That is a bit oxymoronic...

That's not what is says. Read it again. :)

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog

  reply	other threads:[~2014-01-24  8:28 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-14 14:51 [PATCH v1 0/5] pinctrl: st: Add interrupt controller support srinivas.kandagatla-qxv4g6HH51o
2014-01-14 14:52 ` [PATCH v1 1/5] pinctrl: st: Fix a typo in probe srinivas.kandagatla
2014-01-15 10:08   ` Linus Walleij
2014-01-14 14:52 ` [PATCH v1 2/5] pinctrl: st: Add Interrupt support srinivas.kandagatla
     [not found]   ` <1389711134-21049-1-git-send-email-srinivas.kandagatla-qxv4g6HH51o@public.gmane.org>
2014-01-15 14:15     ` Linus Walleij
2014-01-15 16:21       ` srinivas kandagatla
2014-01-14 14:52 ` [PATCH v1 3/5] pinctrl: st: Add software edge trigger interrupt support srinivas.kandagatla
2014-01-15 14:27   ` Linus Walleij
2014-01-15 14:44     ` srinivas kandagatla
2014-01-14 14:52 ` [PATCH v1 4/5] ARM:STi: STiH416: Add interrupt support for pin controller srinivas.kandagatla
2014-01-14 14:52 ` [PATCH v1 5/5] ARM:STi: STiH415: " srinivas.kandagatla
2014-01-16 15:35 ` [PATCH v2 0/4] pinctrl: st: Add interrupt controller support srinivas.kandagatla
     [not found]   ` <1389886545-31498-1-git-send-email-srinivas.kandagatla-qxv4g6HH51o@public.gmane.org>
2014-01-16 15:36     ` [PATCH v2 1/4] pinctrl: st: Add Interrupt support srinivas.kandagatla-qxv4g6HH51o
2014-01-23  7:22       ` Linus Walleij
2014-01-23 12:54         ` srinivas kandagatla
2014-01-16 15:37   ` [PATCH v2 2/4] pinctrl: st: Add software edge trigger interrupt support srinivas.kandagatla
     [not found]     ` <1389886651-31990-1-git-send-email-srinivas.kandagatla-qxv4g6HH51o@public.gmane.org>
2014-01-23  7:29       ` Linus Walleij
2014-01-24  8:28         ` Lee Jones [this message]
2014-01-27  9:43           ` Linus Walleij
2014-01-16 15:37   ` [PATCH v2 3/4] ARM:STi: STiH416: Add interrupt support for pin controller srinivas.kandagatla
2014-01-23  7:30     ` Linus Walleij
2014-01-23 12:56       ` srinivas kandagatla
2014-01-16 15:37   ` [PATCH v2 4/4] ARM:STi: STiH415: " srinivas.kandagatla
2014-01-23  7:33     ` Linus Walleij

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