ppc: Move cpu/$CPU to arch/ppc/cpu/$CPU

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/board/xes/xpedite1000/u-boot.lds.debug b/board/xes/xpedite1000/u-boot.lds.debug
index 555e1ac..c3f6fef 100644
--- a/board/xes/xpedite1000/u-boot.lds.debug
+++ b/board/xes/xpedite1000/u-boot.lds.debug
@@ -55,14 +55,14 @@
     /* WARNING - the following is hand-optimized to fit within	*/
     /* the sector layout of our flash chips!	XXX FIXME XXX	*/
 
-    cpu/ppc4xx/start.o	(.text)
+    arch/ppc/cpu/ppc4xx/start.o	(.text)
     board/xes/xpedite1000/init.o (.text)
-    cpu/ppc4xx/kgdb.o	(.text)
-    cpu/ppc4xx/traps.o	(.text)
-    cpu/ppc4xx/interrupts.o	(.text)
-    cpu/ppc4xx/4xx_uart.o	(.text)
-    cpu/ppc4xx/cpu_init.o	(.text)
-    cpu/ppc4xx/speed.o	(.text)
+    arch/ppc/cpu/ppc4xx/kgdb.o	(.text)
+    arch/ppc/cpu/ppc4xx/traps.o	(.text)
+    arch/ppc/cpu/ppc4xx/interrupts.o	(.text)
+    arch/ppc/cpu/ppc4xx/4xx_uart.o	(.text)
+    arch/ppc/cpu/ppc4xx/cpu_init.o	(.text)
+    arch/ppc/cpu/ppc4xx/speed.o	(.text)
     common/dlmalloc.o	(.text)
     lib/crc32.o		(.text)
     arch/ppc/lib/extable.o	(.text)
diff --git a/board/xes/xpedite5170/u-boot.lds b/board/xes/xpedite5170/u-boot.lds
index 7f04124..2f8730b 100644
--- a/board/xes/xpedite5170/u-boot.lds
+++ b/board/xes/xpedite5170/u-boot.lds
@@ -50,12 +50,12 @@
   .plt : { *(.plt) }
   .text      :
   {
-    cpu/mpc86xx/start.o	(.text)
-    cpu/mpc86xx/traps.o (.text)
-    cpu/mpc86xx/interrupts.o (.text)
-    cpu/mpc86xx/cpu_init.o (.text)
-    cpu/mpc86xx/cpu.o (.text)
-    cpu/mpc86xx/speed.o (.text)
+    arch/ppc/cpu/mpc86xx/start.o	(.text)
+    arch/ppc/cpu/mpc86xx/traps.o (.text)
+    arch/ppc/cpu/mpc86xx/interrupts.o (.text)
+    arch/ppc/cpu/mpc86xx/cpu_init.o (.text)
+    arch/ppc/cpu/mpc86xx/cpu.o (.text)
+    arch/ppc/cpu/mpc86xx/speed.o (.text)
     common/dlmalloc.o (.text)
     lib/crc32.o (.text)
     arch/ppc/lib/extable.o (.text)