board/freescale: add the DM_ETH changes for the PPC DPAA platforms

Add the required changes for compiling with DM_ETH on the PPC
DPAA platforms.

Signed-off-by: Madalin Bucur <madalin.bucur@oss.nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/board/freescale/t102xqds/t102xqds.c b/board/freescale/t102xqds/t102xqds.c
index 84db2fa..fd48985 100644
--- a/board/freescale/t102xqds/t102xqds.c
+++ b/board/freescale/t102xqds/t102xqds.c
@@ -474,7 +474,9 @@
 #endif
 
 #ifdef CONFIG_SYS_DPAA_FMAN
+#ifndef CONFIG_DM_ETH
 	fdt_fixup_fman_ethernet(blob);
+#endif
 	fdt_fixup_board_enet(blob);
 #endif
 	fdt_fixup_spi_mux(blob);