mx53evk: Place machine ID into board config

Let common code set the machine ID.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>
Acked-by: Jason Liu <jason.hui@linaro.org>
diff --git a/include/configs/mx53evk.h b/include/configs/mx53evk.h
index 7fb1d9a..b127b06 100644
--- a/include/configs/mx53evk.h
+++ b/include/configs/mx53evk.h
@@ -29,6 +29,8 @@
 #define CONFIG_DISPLAY_CPUINFO
 #define CONFIG_DISPLAY_BOARDINFO
 
+#define CONFIG_MACH_TYPE	MACH_TYPE_MX53_EVK
+
 #include <asm/arch/imx-regs.h>
 
 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */