MXC arch: Add gpio support for the whole platform

This patch bases on the one from Daniel Mack. The most important change to
Daniel's patch is to be more generic. This gpio routine supports at least
the i.MX27 and i.MX31 processors.

Signed-off-by: Juergen Beisert <j.beisert@pengutronix.de>
Acked-by: Daniel Mack <daniel@caiaq.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-arm/arch-mxc/common.h b/include/asm-arm/arch-mxc/common.h
index c6d4aa360635..8774783ed984 100644
--- a/include/asm-arm/arch-mxc/common.h
+++ b/include/asm-arm/arch-mxc/common.h
@@ -17,5 +17,6 @@ extern void mxc_map_io(void);
 extern void mxc_init_irq(void);
 extern struct sys_timer mxc_timer;
 extern int mxc_clocks_init(unsigned long fref);
+extern int mxc_register_gpios(void);
 
 #endif