xilinx: dts: Fix open drain warning on Zynq, ZynqMP and Versal

Fix for below open drain warning on Zynq, ZynqMP and Versal reported by
Linux.
"enforced open drain please flag it properly in DT/ACPI DSDT/board
file."

Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/056b6f60f89fa2addb762669b80640cd5b31b001.1688992653.git.michal.simek@amd.com
diff --git a/arch/arm/dts/zynqmp-zcu216-revA.dts b/arch/arm/dts/zynqmp-zcu216-revA.dts
index ea96f5c..574e484 100644
--- a/arch/arm/dts/zynqmp-zcu216-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu216-revA.dts
@@ -241,8 +241,8 @@
 	pinctrl-names = "default", "gpio";
 	pinctrl-0 = <&pinctrl_i2c0_default>;
 	pinctrl-1 = <&pinctrl_i2c0_gpio>;
-	scl-gpios = <&gpio 14 GPIO_ACTIVE_HIGH>;
-	sda-gpios = <&gpio 15 GPIO_ACTIVE_HIGH>;
+	scl-gpios = <&gpio 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+	sda-gpios = <&gpio 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 
 	tca6416_u15: gpio@20 { /* u15 */
 		compatible = "ti,tca6416";
@@ -407,8 +407,8 @@
 	pinctrl-names = "default", "gpio";
 	pinctrl-0 = <&pinctrl_i2c1_default>;
 	pinctrl-1 = <&pinctrl_i2c1_gpio>;
-	scl-gpios = <&gpio 16 GPIO_ACTIVE_HIGH>;
-	sda-gpios = <&gpio 17 GPIO_ACTIVE_HIGH>;
+	scl-gpios = <&gpio 16 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+	sda-gpios = <&gpio 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 
 	i2c-mux@74 {
 		compatible = "nxp,pca9548"; /* u20 */