Re: [PATCH v4 2/2] msm: gpio: Add irq support to v2 gpiolib.

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On Thu, 18 Nov 2010, Janakiram Sistla wrote:

Can you let me know how this naming convention gpio-v2??

Do you mean to MSM have v1 and v2 gpio hardware ??? can not we
have one file under mach-msm as gpio.c??

The MSM8x60 is the first MSM chip to carry the second-generation, or v2,
GPIO hardware block.  This block is not backward compatible with the
v1 block found on older MSMs, so the two drivers cannot be elegantly merged.

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