arm/omap: use const char properly

The itention was probably to make both pointers const but as it is now,
it is just const used twice.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 1272c41..54e4c16 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -601,7 +601,7 @@
 
 #ifdef CONFIG_SOC_BUS
 
-static const char const *omap_types[] = {
+static const char * const omap_types[] = {
 	[OMAP2_DEVICE_TYPE_TEST]	= "TST",
 	[OMAP2_DEVICE_TYPE_EMU]		= "EMU",
 	[OMAP2_DEVICE_TYPE_SEC]		= "HS",