83xx: Replace CONFIG_MPC83XX with CONFIG_MPC83xx

Use the standard lowercase "xx" capitalization that other Freescale
architectures use for CPU defines to prevent confusion and errors

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
diff --git a/include/asm-ppc/processor.h b/include/asm-ppc/processor.h
index 83e3581..8f73c69 100644
--- a/include/asm-ppc/processor.h
+++ b/include/asm-ppc/processor.h
@@ -923,7 +923,7 @@
 #if defined(CONFIG_MPC85xx)
 #define IS_E_PROCESSOR(svr)	(svr & 0x80000)
 #else
-#if defined(CONFIG_MPC83XX)
+#if defined(CONFIG_MPC83xx)
 #define IS_E_PROCESSOR(spridr)	(!(spridr & 0x00010000))
 #endif
 #endif
@@ -1023,7 +1023,7 @@
 #define CPU_TYPE_ENTRY(n, v) \
 	{ .name = #n, .soc_ver = SVR_##v, }
 #else
-#if defined(CONFIG_MPC83XX)
+#if defined(CONFIG_MPC83xx)
 #define CPU_TYPE_ENTRY(x) {#x, SPR_##x}
 #endif
 #endif