dm: powerpc: P5040DS: add i2c DM support

This supports i2c DM for board P5040DS

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/arch/powerpc/dts/p5040.dtsi b/arch/powerpc/dts/p5040.dtsi
index 67a62a7..4598857 100644
--- a/arch/powerpc/dts/p5040.dtsi
+++ b/arch/powerpc/dts/p5040.dtsi
@@ -3,7 +3,7 @@
  * P5040 Silicon/SoC Device Tree Source (pre include)
  *
  * Copyright 2012 - 2015 Freescale Semiconductor Inc.
- * Copyright 2019 NXP
+ * Copyright 2019-2020 NXP
  */
 
 /dts-v1/;
@@ -85,6 +85,9 @@
 			reg = <0x114000 0x1000>;
 			clock-frequency = <0>;
 		};
+
+		/include/ "qoriq-i2c-0.dtsi"
+		/include/ "qoriq-i2c-1.dtsi"
 	};
 
 	pcie@ffe200000 {