[PATCHv4 0/9] Add I2C support for Allwinner SoCs

Arnd Bergmann
2013-06-12T11:26:56Z

On Wednesday 12 June 2013 10:07:09 Maxime Ripard wrote:
>
> This patchset adds support for the I2C controller found on most of the
> Allwinner SoCs, especially the already supported A10 and A13, and the
> yet to come A31.
>
> This driver leverages the Marvel mv64xxx i2c controller driver, that has
> an almost identical logic, with a slightly different register layout.
>
> It has been tested on a A13-Olinuxino and an A10s-Olinuxino.

It doesn't really matter, but can someone clarify why this driver can
be reused? Did marvell and allwinner license the same hardware block
or is just a really simple driver that does things in an obvious way?

Arnd