Added _xxAC version linker script.

nrf51_xxac_softdevice.ld

@@ -0,0 +1,28 @@
+/* Linker script to configure memory regions. */
+
+SEARCH_DIR(.)
+GROUP(-lgcc -lc -lnosys)
+
+MEMORY
+{
+  FLASH (rx) : ORIGIN = 0x1b000, LENGTH = 0x25000   /*        ---         */
+  RAM (rwx) :  ORIGIN = 0x20001fe8, LENGTH = 0x6018 /* Nordic S130 SDS v2 */
+}
+
+SECTIONS
+{
+  .fs_data :
+  {
+    PROVIDE(__start_fs_data = .);
+    KEEP(*(.fs_data))
+    PROVIDE(__stop_fs_data = .);
+  } > RAM
+  .pwr_mgmt_data :
+  {
+    PROVIDE(__start_pwr_mgmt_data = .);
+    KEEP(*(.pwr_mgmt_data))
+    PROVIDE(__stop_pwr_mgmt_data = .);
+  } > RAM
+} INSERT AFTER .data;
+
+INCLUDE "nrf5x_common.ld"