tree bbe7d6f08f9dbd706882c48024d41fc2578c3370
parent a2879fef7ccd1e0891a8f147c20ce6f1501e373b
author Anton Vorontsov <avorontsov@ru.mvista.com> 1207919205 +1000
committer Paul Mackerras <paulus@samba.org> 1208382371 +1000

[POWERPC] OF helpers for the GPIO API

This implements various helpers to support OF bindings for the GPIO
LIB API.

Previously this was PowerPC specific, but it seems this code isn't
arch-dependent anyhow, so let's place it into of/.

SPARC will not see this addition yet, real hardware seem to not use
GPIOs at all. But this might change:

   http://www.leox.org/docs/faq_MLleon.html

"16-bit I/O port" sounds promising. :-)

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Paul Mackerras <paulus@samba.org>