diff --git a/coral-enviro-devicetree/coral-enviro-board.dtbo b/coral-enviro-devicetree/coral-enviro-board.dtbo
index 500600d..7fe6978 100644
--- a/coral-enviro-devicetree/coral-enviro-board.dtbo
+++ b/coral-enviro-devicetree/coral-enviro-board.dtbo
Binary files differ
diff --git a/coral-enviro-devicetree/coral-enviro-board.dts b/coral-enviro-devicetree/coral-enviro-board.dts
index 1a305de..5499535 100644
--- a/coral-enviro-devicetree/coral-enviro-board.dts
+++ b/coral-enviro-devicetree/coral-enviro-board.dts
@@ -46,6 +46,8 @@
 
 			tla2021@49 {
 				compatible = "ti,tla202x";
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_enviro>;
 				reg = <0x49>; /* address */
 				#address-cells = <1>;
 				#size-cells = <0>;
@@ -57,5 +59,27 @@
 			};
 		};
 	};
+
+	fragment@1 {
+		target-path = "/iomuxc@30330000";
+		__overlay__ {
+			status = "okay";
+			imx8mq-phanbell {
+				pinctrl_enviro: envirogrp {
+					fsl,pins = <
+						0x118 0x380 0x000 0x5 0x0 0xd8 /* MX8MQ_IOMUXC_NAND_DATA03_GPIO3_IO9 */
+						0x18C 0x3F4 0x000 0x5 0x0 0xd8 /* MX8MQ_IOMUXC_SAI1_TXD0_GPIO4_IO12  */
+					>;
+				};
+			};
+		};
+	};
+
+	fragment@2 {
+		target-path = "/sai@30010000";
+		__overlay__ {
+			status = "disabled";
+		};
+	};
 };