From: Hector Palacios <hector.palacios-i7dp0qKlBMg@public.gmane.org>
To: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
Subject: Re: GPIO polarity in bindings for Freescale MXS
Date: Thu, 14 Mar 2013 13:35:47 +0100 [thread overview]
Message-ID: <5141C423.7030202@digi.com> (raw)
In-Reply-To: <5141A04D.8020805-i7dp0qKlBMg@public.gmane.org>
On 03/14/2013 11:02 AM, Hector Palacios wrote:
> Hello,
>
> Maybe I'm missing something but the MXS processors (at least i.MX23 and i.MX28) cannot
> set the polarity of the GPIOs, so shouldn't the #gpio-cells be 1?
>
> (From Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt):
Sorry, I meant: from Documentation/devicetree/bindings/gpio/gpio-mxs.txt
>
> - #gpio-cells : Should be two. The first cell is the pin number and
> the second cell is used to specify the gpio polarity:
> 0 = active high
> 1 = active low
>
> Regards,
next prev parent reply other threads:[~2013-03-14 12:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-14 10:02 GPIO polarity in bindings for Freescale MXS Hector Palacios
[not found] ` <5141A04D.8020805-i7dp0qKlBMg@public.gmane.org>
2013-03-14 12:35 ` Hector Palacios [this message]
[not found] ` <5141C423.7030202-i7dp0qKlBMg@public.gmane.org>
2013-03-15 5:24 ` Shawn Guo
2013-03-14 18:00 ` Stephen Warren
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