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From: "Ivan T. Ivanov" <iivanov@mm-sol.com>
To: Timur Tabi <timur@codeaurora.org>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	Kumar Gala <galak@codeaurora.org>,
	Russell King <linux@arm.linux.org.uk>,
	devicetree@vger.kernel.org, lkml <linux-kernel@vger.kernel.org>,
	linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH 2/2] ARM: dts: MSM8974: Add pinctrl node
Date: Tue, 08 Apr 2014 15:14:44 +0300	[thread overview]
Message-ID: <1396959284.28420.45.camel@iivanov-dev> (raw)
In-Reply-To: <CAOZdJXVE7MSMBaL+bt0kjw5LEidz-aVp+vrWqQWkye6HdE7EeA@mail.gmail.com>


Hi,

On Mon, 2014-04-07 at 18:53 -0500, Timur Tabi wrote:
> On Thu, Feb 6, 2014 at 9:28 AM, Ivan T. Ivanov <iivanov@mm-sol.com> wrote:
> > +                       spi8_default: spi8_default {
> > +                               mosi {
> > +                                       pins = "gpio45";
> > +                                       function = "blsp_spi8";
> > +                               };
> > +                               miso {
> > +                                       pins = "gpio46";
> > +                                       function = "blsp_spi8";
> > +                               };
> > +                               cs {
> > +                                       pins = "gpio47";
> > +                                       function = "blsp_spi8";
> > +                               };
> > +                               clk {
> > +                                       pins = "gpio48";
> > +                                       function = "blsp_spi8";
> > +                               };
> 
> I'm confused by this.  Isn't this information already defined in the
> pinctrl-msm8x74.c driver?
> 
> static const char * const blsp_spi8_groups[] = {
>     "gpio45", "gpio46", "gpio47", "gpio48"
> };

I am not sure that I understand the question. This is one of 
possible ways to describe relationship between pins and functions. 
As they are described is visible what is their real purpose.

Regards,
Ivan

  reply	other threads:[~2014-04-08 12:14 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1391700529-11816-1-git-send-email-iivanov@mm-sol.com>
2014-02-06 15:28 ` [PATCH 2/2] ARM: dts: MSM8974: Add pinctrl node Ivan T. Ivanov
2014-02-10 18:55   ` Bjorn Andersson
2014-02-11 20:28     ` Kumar Gala
     [not found]   ` <1391700529-11816-2-git-send-email-iivanov-NEYub+7Iv8PQT0dZR+AlfA@public.gmane.org>
2014-02-24  9:57     ` Linus Walleij
2014-02-25 15:50       ` Kumar Gala
2014-04-07 23:53   ` Timur Tabi
2014-04-08 12:14     ` Ivan T. Ivanov [this message]
2014-04-08 12:33       ` Timur Tabi
2014-04-08 13:46         ` Ivan T. Ivanov
2014-04-08 14:18           ` Timur Tabi
2014-04-08 15:26             ` Timur Tabi
2014-04-08 18:39             ` Bjorn Andersson
2014-04-10 16:22               ` Linus Walleij
2014-04-08 12:12   ` Timur Tabi

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