From: linus.walleij@linaro.org (Linus Walleij)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/3] DT binding: gpio-zynq: Document interrupt-controller
Date: Tue, 27 Oct 2015 17:03:29 +0100 [thread overview]
Message-ID: <CACRpkdan7oFcTWSF-fE-BiOsk4Pji7DgimfMji_eb3RGjdA4RQ@mail.gmail.com> (raw)
In-Reply-To: <1445617532-10228-1-git-send-email-soren.brinkmann@xilinx.com>
On Fri, Oct 23, 2015 at 6:25 PM, Soren Brinkmann
<soren.brinkmann@xilinx.com> wrote:
> HW and driver support the GPIO as interrupt-controller. Document that in
> the DT binding.
>
> Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Patch subject augmented and applied.
> +- interrupt-controller : Marks the device node as an interrupt controller.
> +- #interrupt-cells : Should be 2. The first cell is the GPIO number.
> + The second cell bits[3:0] is used to specify trigger type and level flags:
> + 1 = low-to-high edge triggered.
> + 2 = high-to-low edge triggered.
> + 4 = active high level-sensitive.
> + 8 = active low level-sensitive.
If these can be or:ed together, e.g 3 = both edges, that needs to be
documented. If they can't the current patch is fine I guess.
Yours,
Linus Walleij
prev parent reply other threads:[~2015-10-27 16:03 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-23 16:25 [PATCH 1/3] DT binding: gpio-zynq: Document interrupt-controller Soren Brinkmann
2015-10-23 16:25 ` [PATCH 2/3] ARM: zynq: DT: Add interrupt-controller property to GPIO Soren Brinkmann
2015-10-23 16:53 ` Moritz Fischer
2015-10-27 16:04 ` Linus Walleij
2015-10-29 7:53 ` Michal Simek
2015-10-23 16:25 ` [PATCH 3/3] ARM64: zynqmp: " Soren Brinkmann
2015-10-29 16:37 ` Michal Simek
2015-10-27 16:03 ` Linus Walleij [this message]
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