Re: [PATCH 1/2] arm/mx5: parse iomuxc pad configuratoin from device tree

[Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>]

On Tue, Jul 26, 2011 at 10:43:55AM +0800, Shawn Guo wrote:
> On Mon, Jul 25, 2011 at 02:46:30PM -0600, Grant Likely wrote:
> > On Mon, Jul 25, 2011 at 11:07:46PM +0800, Shawn Guo wrote:
> > The current linux code has each pin config simply a u64.  Now, an
> > engineer certainly wouldn't be asked to write raw u64 values, but we
> > could add some form of #define or macro syntax to dtc so that the
> > symbolic names currently used in the board.c file would continue to
> > work.
> 
> I was told that the binding should not be bonded to Linux
> implementation.  Now I'm told to go the opposite direction? ;)

Nope; it's perfectly valid to use the current Linux implementation for
inspiration, since a real implementation can be proven to actually
/work/.  :-)  However, the binding must be documented from the
perspective of how the hardware works, not from the perspective of
what Linux currently wants.

g.