From mboxrd@z Thu Jan  1 00:00:00 1970
From: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
Subject: Re: [PATCH 02/17] of_spi: add generic binding support to specify cs
 gpio
Date: Mon, 15 Apr 2013 13:55:43 +0100
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Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org,
 spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
To: Wenyou Yang <wenyou.yang-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org>, andy.gao-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org
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On Fri, 22 Mar 2013 17:16:54 +0800, Wenyou Yang <wenyou.yang-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org> wrote:
> From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj-sclMFOaUSTBWk0Htik3J/w@public.gmane.org>
> 
> This will allow to use gpio for chip select with no modification in the
> driver binding
> 
> When use the cs-gpios, the gpio number will be passed via the cs_gpio field
> and the number of chip select will automatically increased.
> 
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj-sclMFOaUSTBWk0Htik3J/w@public.gmane.org>

This patch has been in mainline since Dec 13

g.