Re: [PATCH 0/2] mfd/stmpe: Add SPI interface support

[Rabin Vincent]

On Fri, Nov 11, 2011 at 15:59, Viresh Kumar <viresh.kumar@xxxxxx> 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.
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