[LPC1114] fixed to use IRC and System PLL clock

Author: ytsuboi

libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC11XX/system_LPC11xx.c

@@ -108,8 +108,8 @@
 #define SYSOSCCTRL_Val        0x00000000              // Reset: 0x000
 #define WDTOSCCTRL_Val        0x00000000              // Reset: 0x000
 #define SYSPLLCTRL_Val        0x00000023              // Reset: 0x000
-#define SYSPLLCLKSEL_Val      0x00000001              // Reset: 0x000
-#define MAINCLKSEL_Val        0x00000000              // Reset: 0x000
+#define SYSPLLCLKSEL_Val      0x00000000              // Reset: 0x000	// Define as using IRC
+#define MAINCLKSEL_Val        0x00000003              // Reset: 0x000	// Define as using System PLL clock out
 #define SYSAHBCLKDIV_Val      0x00000001              // Reset: 0x001
 
 /*