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Date: Fri, 11 Nov 2011 17:07:11 +0530
From: Viresh Kumar <viresh.kumar@st.com>
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To: Rabin Vincent <rabin@rab.in>
Cc: Linus WALLEIJ <linus.walleij@stericsson.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "sameo@linux.intel.com" <sameo@linux.intel.com>,
        Armando VISCONTI <armando.visconti@st.com>,
        Shiraz HASHIM <shiraz.hashim@st.com>, Vipin KUMAR <vipin.kumar@st.com>,
        Rajeev KUMAR <rajeev-dlh.kumar@st.com>,
        Deepak SIKRI <deepak.sikri@st.com>,
        Vipul Kumar SAMAR <vipulkumar.samar@st.com>,
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        Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
Subject: Re: [PATCH 0/2] mfd/stmpe: Add SPI interface support
References: <cover.1320735864.git.viresh.kumar@st.com> <CAH+eYFAsLVU8A=m1Y1xm2YDRXhL1EGzxB-OcNQNd+w0tjMBZPA@mail.gmail.com> <4EBCF8FC.5020504@st.com> <CAH+eYFCvoy2eubAQkXROZVC7eNph58ohtdsP1pETLuS-6QExtQ@mail.gmail.com>
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On 11/11/2011 5:02 PM, Rabin Vincent wrote:
> On Fri, Nov 11, 2011 at 15:59, Viresh Kumar <viresh.kumar@st.com> wrote:
>> On 11/11/2011 3:13 PM, Rabin Vincent wrote:
>>> Could you instead convert stmpe to use the register map API, and then
>>> add the SPI interface?  Converting to regmap should both simplify the
>>> existing code as well as make it possible to add the second interface
>>> with fewer lines of code.
>>
>> Sorry Rabin, but i couldn't get your comment completely. :(
>> Can you please spend few lines on "what do you mean by register map API"?
> 
> drivers/base/regmap, added in b83a313bf25 ("regmap: Add generic
> non-memory mapped register access API").
> 
> Several MFDs are already using it (git grep regmap drivers/mfd/), and
> patches to convert more are making the rounds on the lists.

Ok. Got it now. :)

Can we get this patchset pushed as it is and i will do this regmap stuff
later in a separate patchset? Actually i am a bit busy currently with
some other activities and can come back to it after some time.

-- 
viresh