[GIT PULL RESEND] rk3288 i2s controller

[Arnd Bergmann]

On Monday 22 September 2014, Heiko Stübner wrote:
> While everything will of course work in next/dt of arm-soc where both my
> past pulls landed, it would produce build errors in rockchip/dts1 [if the 
> kbuild
> robot tried to "make dtbs" there] as the dma patches not in there.

The right approach for this case would be to send a pull request with this
commit based on the earlier one that has the dependency, or to send it
as a plain patch.

I've cherry-picked the one commit from this branch on top of next/dt, so
everything should be good now.

	Arnd