diff --git a/soc/arm/nxp_imx/rt/Kconfig.defconfig.series b/soc/arm/nxp_imx/rt/Kconfig.defconfig.series
index 8ed9f0cd50f..6037aa99fde 100644
--- a/soc/arm/nxp_imx/rt/Kconfig.defconfig.series
+++ b/soc/arm/nxp_imx/rt/Kconfig.defconfig.series
@@ -94,50 +94,50 @@ endif # SPI
 if CODE_ITCM
 
 config FLASH_SIZE
-	default $(dt_int_val,DT_INST_0_NXP_IMX_ITCM_SIZE,K)
+	default $(dt_node_reg_size,/soc/flexram@400b0000/itcm@0,0,K)
 
 config FLASH_BASE_ADDRESS
-	default $(dt_hex_val,DT_INST_0_NXP_IMX_ITCM_BASE_ADDRESS)
+	default $(dt_node_reg_addr,/soc/flexram@400b0000/itcm@0)
 
 endif # CODE_ITCM
 
 if CODE_FLEXSPI
 
 config FLASH_SIZE
-	default $(dt_int_val,DT_NXP_IMX_FLEXSPI_402A8000_SIZE_1,K)
+	default $(dt_node_reg_size,/soc/spi@402a8000,1,K)
 
 config FLASH_BASE_ADDRESS
-	default $(dt_hex_val,DT_NXP_IMX_FLEXSPI_402A8000_BASE_ADDRESS_1)
+	default $(dt_node_reg_addr,/soc/spi@402a8000,1)
 
 endif # CODE_FLEXSPI
 
 if CODE_FLEXSPI2
 
 config FLASH_SIZE
-        default $(dt_int_val,DT_NXP_IMX_FLEXSPI_402A4000_SIZE_1,K)
+	default $(dt_node_reg_size,/soc/spi@402a4000,1,K)
 
 config FLASH_BASE_ADDRESS
-        default $(dt_hex_val,DT_NXP_IMX_FLEXSPI_402A4000_BASE_ADDRESS_1)
+	default $(dt_node_reg_addr,/soc/spi@402a4000,1)
 
 endif # CODE_FLEXSPI2
 
 if DATA_DTCM
 
 config SRAM_SIZE
-	default $(dt_int_val,DT_INST_0_NXP_IMX_DTCM_SIZE,K)
+	default $(dt_node_reg_size,/soc/flexram@400b0000/dtcm@20000000,0,K)
 
 config SRAM_BASE_ADDRESS
-	default $(dt_hex_val,DT_INST_0_NXP_IMX_DTCM_BASE_ADDRESS)
+	default $(dt_node_reg_addr,/soc/flexram@400b0000/dtcm@20000000)
 
 endif # DATA_DTCM
 
 if DATA_SEMC
 
 config SRAM_SIZE
-	default $(dt_int_val,DT_MMIO_SRAM_80000000_SIZE,K)
+	default $(dt_node_reg_size,/memory@80000000,0,K)
 
 config SRAM_BASE_ADDRESS
-	default $(dt_hex_val,DT_MMIO_SRAM_80000000_BASE_ADDRESS)
+	default $(dt_node_reg_addr,/memory@80000000)
 
 endif # DATA_SEMC