diff --git a/arch/arm/dts/imx8mn.dtsi b/arch/arm/dts/imx8mn.dtsi
index cb2836bfbd95..9e0ddd6b7a32 100644
--- a/arch/arm/dts/imx8mn.dtsi
+++ b/arch/arm/dts/imx8mn.dtsi
@@ -139,6 +139,7 @@
 		A53_L2: l2-cache0 {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 			cache-size = <0x80000>;
 			cache-line-size = <64>;
 			cache-sets = <512>;
@@ -295,6 +296,7 @@
 				sai2: sai@30020000 {
 					compatible = "fsl,imx8mn-sai", "fsl,imx8mq-sai";
 					reg = <0x30020000 0x10000>;
+					#sound-dai-cells = <0>;
 					interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
 					clocks = <&clk IMX8MN_CLK_SAI2_IPG>,
 						<&clk IMX8MN_CLK_DUMMY>,
@@ -309,6 +311,7 @@
 				sai3: sai@30030000 {
 					compatible = "fsl,imx8mn-sai", "fsl,imx8mq-sai";
 					reg = <0x30030000 0x10000>;
+					#sound-dai-cells = <0>;
 					interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
 					clocks = <&clk IMX8MN_CLK_SAI3_IPG>,
 						 <&clk IMX8MN_CLK_DUMMY>,
@@ -323,6 +326,7 @@
 				sai5: sai@30050000 {
 					compatible = "fsl,imx8mn-sai", "fsl,imx8mq-sai";
 					reg = <0x30050000 0x10000>;
+					#sound-dai-cells = <0>;
 					interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
 					clocks = <&clk IMX8MN_CLK_SAI5_IPG>,
 						 <&clk IMX8MN_CLK_DUMMY>,
@@ -339,6 +343,7 @@
 				sai6: sai@30060000 {
 					compatible = "fsl,imx8mn-sai", "fsl,imx8mq-sai";
 					reg = <0x30060000  0x10000>;
+					#sound-dai-cells = <0>;
 					interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
 					clocks = <&clk IMX8MN_CLK_SAI6_IPG>,
 						 <&clk IMX8MN_CLK_DUMMY>,
@@ -396,6 +401,7 @@
 				sai7: sai@300b0000 {
 					compatible = "fsl,imx8mn-sai", "fsl,imx8mq-sai";
 					reg = <0x300b0000 0x10000>;
+					#sound-dai-cells = <0>;
 					interrupts = <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH>;
 					clocks = <&clk IMX8MN_CLK_SAI7_IPG>,
 						 <&clk IMX8MN_CLK_DUMMY>,
@@ -497,6 +503,8 @@
 				compatible = "fsl,imx8mn-tmu", "fsl,imx8mm-tmu";
 				reg = <0x30260000 0x10000>;
 				clocks = <&clk IMX8MN_CLK_TMU_ROOT>;
+				nvmem-cells = <&tmu_calib>;
+				nvmem-cell-names = "calib";
 				#thermal-sensor-cells = <0>;
 			};
 
@@ -551,7 +559,7 @@
 				reg = <0x30330000 0x10000>;
 			};
 
-			gpr: iomuxc-gpr@30340000 {
+			gpr: syscon@30340000 {
 				compatible = "fsl,imx8mn-iomuxc-gpr", "syscon";
 				reg = <0x30340000 0x10000>;
 			};
@@ -563,23 +571,40 @@
 				#address-cells = <1>;
 				#size-cells = <1>;
 
-				imx8mn_uid: unique-id@410 {
+				/*
+				 * The register address below maps to the MX8M
+				 * Fusemap Description Table entries this way.
+				 * Assuming
+				 *   reg = <ADDR SIZE>;
+				 * then
+				 *   Fuse Address = (ADDR * 4) + 0x400
+				 * Note that if SIZE is greater than 4, then
+				 * each subsequent fuse is located at offset
+				 * +0x10 in Fusemap Description Table (e.g.
+				 * reg = <0x4 0x8> describes fuses 0x410 and
+				 * 0x420).
+				 */
+				imx8mn_uid: unique-id@4 { /* 0x410-0x420 */
 					reg = <0x4 0x8>;
 				};
 
-				cpu_speed_grade: speed-grade@10 {
+				cpu_speed_grade: speed-grade@10 { /* 0x440 */
 					reg = <0x10 4>;
 				};
 
-				fec_mac_address: mac-address@90 {
+				tmu_calib: calib@3c { /* 0x4f0 */
+					reg = <0x3c 4>;
+				};
+
+				fec_mac_address: mac-address@90 { /* 0x640 */
 					reg = <0x90 6>;
 				};
 			};
 
-			anatop: anatop@30360000 {
-				compatible = "fsl,imx8mn-anatop", "fsl,imx8mm-anatop",
-					     "syscon";
+			anatop: clock-controller@30360000 {
+				compatible = "fsl,imx8mn-anatop", "fsl,imx8mm-anatop";
 				reg = <0x30360000 0x10000>;
+				#clock-cells = <1>;
 			};
 
 			snvs: snvs@30370000 {
@@ -662,7 +687,6 @@
 					pgc_otg1: power-domain@1 {
 						#power-domain-cells = <0>;
 						reg = <IMX8MN_POWER_DOMAIN_OTG1>;
-						power-domains = <&pgc_hsiomix>;
 					};
 
 					pgc_gpumix: power-domain@2 {
@@ -1076,7 +1100,7 @@
 				assigned-clock-parents = <&clk IMX8MN_SYS_PLL2_500M>;
 				phys = <&usbphynop1>;
 				fsl,usbmisc = <&usbmisc1 0>;
-				power-domains = <&pgc_otg1>;
+				power-domains = <&pgc_hsiomix>;
 				status = "disabled";
 			};
 
@@ -1094,7 +1118,6 @@
 				     <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
 				     <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
 				     <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
-			interrupt-names = "gpmi0", "gpmi1", "gpmi2", "gpmi3";
 			#dma-cells = <1>;
 			dma-channels = <4>;
 			clocks = <&clk IMX8MN_CLK_NAND_USDHC_BUS_RAWNAND_CLK>;
@@ -1103,7 +1126,7 @@
 		gpmi: nand-controller@33002000 {
 			compatible = "fsl,imx8mn-gpmi-nand", "fsl,imx7d-gpmi-nand";
 			#address-cells = <1>;
-			#size-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x33002000 0x2000>, <0x33004000 0x4000>;
 			reg-names = "gpmi-nand", "bch";
 			interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
@@ -1175,5 +1198,6 @@
 		assigned-clocks = <&clk IMX8MN_CLK_USB_PHY_REF>;
 		assigned-clock-parents = <&clk IMX8MN_SYS_PLL1_100M>;
 		clock-names = "main_clk";
+		power-domains = <&pgc_otg1>;
 	};
 };
