[U-Boot] (G)PIO access trends, architecture independant solutions?

[Mike Frysinger]

On Wed, Aug 11, 2010 at 6:02 PM, Reinhard Meyer wrote:
> recently a patch for soft-i2c has been accepted that uses gpio_* functions.
> Supposedly they are generic, but grep-ing shows that such functions
> only exist in the nios2 architecture.

grep harder ... other ports implement the common gpio layer

> So, before potentially reworking the at91 solution(s), I'd like to have some
> input/insight if there is a tendency towards a generalization across all
> architectures?

the Linux GPIO API is the adopted one.  use that.
-mike