CMSIS/RTX: Update CMSIS and RTX to 22b68c

This includes Cortex A support and directory reshuffle.

Author: bulislaw

cmsis/TARGET_CORTEX_A/TOOLCHAIN_ARM/cmsis_armcc.h renamed to cmsis/TARGET_CORTEX_A/cmsis_armcc.h

@@ -52,41 +52,9 @@
  * IAR Compiler
  */
 #elif defined ( __ICCARM__ )
+  #include "cmsis_iccarm.h"
 
-  #ifndef   __ASM
-    #define __ASM                     __asm
-  #endif
-  #ifndef   __INLINE
-    #define __INLINE                  inline
-  #endif
-  #ifndef   __STATIC_INLINE
-    #define __STATIC_INLINE           static inline
-  #endif
-
-  #include <cmsis_iar.h>
-
-  #ifndef   __NO_RETURN
-    #define __NO_RETURN               __noreturn
-  #endif
-  #ifndef   __USED
-    #define __USED                    __root
-  #endif
-  #ifndef   __WEAK
-    #define __WEAK                    __weak
-  #endif
-  #ifndef   __UNALIGNED_UINT32
-    __packed struct T_UINT32 { uint32_t v; };
-      #define __UNALIGNED_UINT32(x)     (((struct T_UINT32 *)(x))->v)
-  #endif
-  #ifndef   __ALIGNED
-    #warning No compiler specific solution for __ALIGNED. __ALIGNED is ignored.
-    #define __ALIGNED(x)
-  #endif
-  #ifndef   __PACKED
-    #define __PACKED                  __packed
-  #endif
-
-
+  
 /*
  * TI ARM Compiler
  */