83xx: Replace CONFIG_MPC83[0-9]X with MPC83[0-9]x

Use the standard lowercase "x" 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/mpc8xxx_spi.h b/include/asm-ppc/mpc8xxx_spi.h
index 48b15e4..41737d3 100644
--- a/include/asm-ppc/mpc8xxx_spi.h
+++ b/include/asm-ppc/mpc8xxx_spi.h
@@ -27,10 +27,10 @@
 
 #include <asm/types.h>
 
-#if defined(CONFIG_MPC834X) || \
+#if defined(CONFIG_MPC834x) || \
 	defined(CONFIG_MPC8313) || \
 	defined(CONFIG_MPC8315) || \
-	defined(CONFIG_MPC837X)
+	defined(CONFIG_MPC837x)
 
 typedef struct spi8xxx {
 	u8 res0[0x20];	/* 0x0-0x01f reserved */