[POWERPC] cell: fix building without spufs

It may be desireable to build a kernel for cell without
spufs, e.g. as the initial kboot kernel. This requires
that the SPU specific parts of the core dump and the xmon
code depend on CONFIG_SPU_BASE instead of CONFIG_PPC_CELL.

Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 1cf90c8..dc8a376 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -213,7 +213,7 @@
   p 	call a procedure\n\
   r	print registers\n\
   s	single step\n"
-#ifdef CONFIG_PPC_CELL
+#ifdef CONFIG_SPU_BASE
 "  ss	stop execution on all spus\n\
   sr	restore execution on stopped spus\n\
   sf  #	dump spu fields for spu # (in hex)\n\
@@ -2654,7 +2654,7 @@
 		debugger(NULL);
 }
 
-#ifdef CONFIG_PPC_CELL
+#ifdef CONFIG_SPU_BASE
 
 struct spu_info {
 	struct spu *spu;
@@ -2907,7 +2907,7 @@
 
 	return 0;
 }
-#else /* ! CONFIG_PPC_CELL */
+#else /* ! CONFIG_SPU_BASE */
 static int do_spu_cmd(void)
 {
 	return -1;