Add lpc313x header files

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2431 42af7a65-404d-4744-a932-0658087f49c3

arch/arm/src/lpc313x/lpc313x_memorymap.h

@@ -80,7 +80,7 @@
 #define LPC313X_APB0_EVNTRTR_OFFSET   0x00000000 /* Event Router */
 #define LPC313X_APB0_ADC_OFFSET       0x00002000 /* ADC 10-bit */
 #define LPC313X_APB0_WDT_OFFSET       0x00002400 /* WDT */
-#define LPC313X_APB0_SYSCONFIG_OFFSET 0x00002800 /* SYSCONFIG register */
+#define LPC313X_APB0_SYSCREG_OFFSET   0x00002800 /* SYSCREG block */
 #define LPC313X_APB0_IOCONFIG_OFFSET  0x00003000 /* IOCONFIG */
 #define LPC313X_APB0_GCU_OFFSET       0x00004000 /* GCU */
                                    /* 0x00005000    Reserved */