dra7xx: Add dra72_evm_defconfig using CONFIG_DM

- Import various DT files for DRA7 / DR72x / dra72-evm from Linux Kernel
  v4.1
- Add config file for this board, enable DM and DM_GPIO

Cc: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index ef71ac1..ff86891 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -58,6 +58,7 @@
 	socfpga_arria5_socdk.dtb			\
 	socfpga_cyclone5_socdk.dtb			\
 	socfpga_cyclone5_socrates.dtb
+dtb-$(CONFIG_TARGET_DRA7XX_EVM) += dra72-evm.dtb
 dtb-$(CONFIG_TARGET_STV0991) += stv0991.dtb
 
 dtb-$(CONFIG_LS102XA) += ls1021a-qds.dtb \