arm: mx6: Change defines ENET_xxMHz to ENET_xxMHZ (no CamelCase)

As checkpatch complaines about these camel-case defines, lets change
them to only use upper-case characters.

Signed-off-by: Stefan Roese <sr@denx.de>
Acked-by: Heiko Schocher <hs@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Jon Nettleton <jon.nettleton@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Fabio Estevam <fabio.estevam@freescale.com>
diff --git a/arch/arm/include/asm/arch-mx6/clock.h b/arch/arm/include/asm/arch-mx6/clock.h
index 323805c..226a4cd 100644
--- a/arch/arm/include/asm/arch-mx6/clock.h
+++ b/arch/arm/include/asm/arch-mx6/clock.h
@@ -43,10 +43,10 @@
 };
 
 enum enet_freq {
-	ENET_25MHz,
-	ENET_50MHz,
-	ENET_100MHz,
-	ENET_125MHz,
+	ENET_25MHZ,
+	ENET_50MHZ,
+	ENET_100MHZ,
+	ENET_125MHZ,
 };
 
 u32 imx_get_uartclk(void);