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SubjectRe: [PATCH v4 2/2] msm: gpio: Add irq support to v2 gpiolib.
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On Fri, Nov 19, 2010 at 11:00 AM, Gregory Bean <gbean@codeaurora.org> wrote:
>>>>> Targets with the v2 block define CONFIG_MSM_V2_TLMM.
>>>>
>>>> So in that case we can name  it as gpio-tlmm.c ??
>>>
>>> No, not and have things be any clearer.
>>>
>>> All MSM chips have a TLMM block.  The older chips have
>>> version 1 (v1) of the TLMM block.  The newer chips have v2.
>>
>> I think that we should differentiate the new gpio infrastructure with
>> appropriate naming that makes the diff between v1 and v2
>
> What do you suggest?  All MSM SoCs have a TLMM block.  The block itself
> carries no model or revision name, and is not tied specifically to any
> particular SoC, except for the fact that the second generation of this block
> happened to appear at the same time as the MSM8x60.
>
> gpio.c is already in wide use for v1 systems, and is well-establised
> in the android mainlines.  Changing without extremely good cause would not
> go pleasantly.
>
> Since gpio.c is v1, we used gpio-v2.c for v2.
Greg, i agree your point ,but i think v2 differs from v1 with a new
features distinguished.Also there might be a intention behind going
for v2 that might resolve some hardware erratas in v1.
what if again a new generation comes then we will name it gpio-v3.c ??
>
> --
> Employee of Qualcomm Innovation Center, Inc.
> Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.
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