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/fdt_support.h b/include/fdt_support.h
index 6062df9..16734c5 100644
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -59,7 +59,7 @@
 static inline void fdt_fixup_dr_usb(void *blob, bd_t *bd) {}
 #endif /* CONFIG_HAS_FSL_DR_USB */
 
-#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC83XX)
+#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC83xx)
 void fdt_fixup_crypto_node(void *blob, int sec_rev);
 #else
 static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {}