ARM: OMAP2/3: Remove OMAP2_PRCM_BASE

It's currently unused, and processor specific defines should
be used instead.
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/plat-omap/include/mach/omap24xx.h

@@ -87,12 +87,10 @@
 
 #if defined(CONFIG_ARCH_OMAP2420)
 
-#define OMAP2_PRCM_BASE		OMAP2420_PRCM_BASE
 #define OMAP2_CM_BASE		OMAP2420_CM_BASE
 
 #elif defined(CONFIG_ARCH_OMAP2430)
 
-#define OMAP2_PRCM_BASE		OMAP2430_PRCM_BASE
 #define OMAP2_CM_BASE		OMAP2430_CM_BASE
 
 #endif