Add CONFIG_OF_LIBFDT to more boards.

The following boards gain device tree support with this patch:

ca9x4_ct_vxp - Versatile Express

i.mx5 boards:
efikamx
mx51evk
mx53evk

OMAP boards:
devkit8000
igep0020
igep0030
omap3_overo
omap3_pandora
omap4_sdp3430
omap3_zoom1
omap3_zoom2
omap4_panda
omap4_sdp4430

Tegra boards:
Harmony

Signed-off-by: Grant Likely <grant.likely@linaro.org>
diff --git a/include/configs/omap3_sdp3430.h b/include/configs/omap3_sdp3430.h
index 5ddf920..1d6ba7f 100644
--- a/include/configs/omap3_sdp3430.h
+++ b/include/configs/omap3_sdp3430.h
@@ -71,6 +71,8 @@
 #define CONFIG_INITRD_TAG		1
 #define CONFIG_REVISION_TAG		1
 
+#define CONFIG_OF_LIBFDT		1
+
 /*
  * Size of malloc() pool
  * Total Size Environment - 256k