TI DaVinci: Fix DM6467 EVM Compilation Warning

Due to new TI boards being added to U-Boot, the hardware.h
is getting very messy. The warning being fixed is due to
the EMIF addresses being redefined.

The long term solution(after 2009.11) to this is to
have SOC specific header files.

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

include/asm-arm/arch-davinci/hardware.h

@@ -71,10 +71,12 @@ typedef volatile unsigned int *	dv_reg_p;
 #define DAVINCI_SPI_BASE			(0x01c66800)
 #define DAVINCI_GPIO_BASE			(0x01c67000)
 #define DAVINCI_VPSS_REGS_BASE			(0x01c70000)
+#if !defined(CONFIG_SOC_DM646X)
 #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE	(0x02000000)
 #define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE	(0x04000000)
 #define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE	(0x06000000)
 #define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE	(0x08000000)
+#endif
 #define DAVINCI_DDR_BASE			(0x80000000)
 
 #ifdef CONFIG_SOC_DM644X