ARM: dts: imx27-phytec-phycore-som: Add on-flash BBT support

This patch adds support for On Flash Bad Block Table for PCM-038
onboard NAND.
Signed-off-by: NAlexander Shiyan <shc_work@mail.ru>
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/imx27-phytec-phycore-som.dts

@@ -201,6 +201,7 @@
 &nfc {
 	nand-bus-width = <8>;
 	nand-ecc-mode = "hw";
+	nand-on-flash-bbt;
 	status = "okay";
 };