ARM: OMAP: Add GPMC support for OMAP2

Implement basic support for General-Purpose Memory Controller
as found on OMAP2420.

Dynamic CS address space allocation still needs to be done.

Signed-off-by: Juha Yrjola <juha.yrjola@solidboot.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 7d57116..68456b7 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -27,6 +27,7 @@
 extern void omap_sram_init(void);
 extern int omap2_clk_init(void);
 extern void omap2_check_revision(void);
+extern void gpmc_init(void);
 
 /*
  * The machine specific code may provide the extra mapping besides the
@@ -67,4 +68,5 @@
 {
 	omap2_mux_init();
 	omap2_clk_init();
+	gpmc_init();
 }