OMAP2: add voltage domains and connect to powerdomains

Create basic voltagedomains for OMAP2 and associate OMAP2 powerdomains
with the newly created voltage domains.

While here, update copyright on powerdomain data to 2011.

Signed-off-by: Kevin Hilman <khilman@ti.com>
diff --git a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c
index cf600e2..6a17e4c 100644
--- a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c
+++ b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c
@@ -1,7 +1,7 @@
 /*
  * OMAP2 and OMAP3 powerdomain control
  *
- * Copyright (C) 2009-2010 Texas Instruments, Inc.
+ * Copyright (C) 2009-2011 Texas Instruments, Inc.
  * Copyright (C) 2007-2009 Nokia Corporation
  *
  * Derived from mach-omap2/powerdomain.c written by Paul Walmsley