diff --git a/src/mainboard/ocp/wedge100s/Kconfig b/src/mainboard/ocp/wedge100s/Kconfig
index ce9c097cca..bd5e6655af 100644
--- a/src/mainboard/ocp/wedge100s/Kconfig
+++ b/src/mainboard/ocp/wedge100s/Kconfig
@@ -9,13 +9,13 @@ config BOARD_SPECIFIC_OPTIONS
 	select TSC_MONOTONIC_TIMER
 	select HAVE_FSP_BIN if FSP_PACKAGE_DEFAULT
 	select SERIRQ_CONTINUOUS_MODE
-	select SUPERIO_ITE_COMMON_PRE_RAM
 	select FSP_EHCI1_ENABLE
 	select MRC_CACHE_FMAP
 	select ENABLE_FSP_FAST_BOOT
 	select MAINBOARD_HAS_LPC_TPM
 	select MAINBOARD_HAS_TPM1
 	select DRIVERS_UART_8250IO
+	select SUPERIO_ITE_IT8528E
 
 config VBOOT
 	select VBOOT_VBNV_CMOS
diff --git a/src/mainboard/ocp/wedge100s/devicetree.cb b/src/mainboard/ocp/wedge100s/devicetree.cb
index 3d66d0d361..bbea89e558 100644
--- a/src/mainboard/ocp/wedge100s/devicetree.cb
+++ b/src/mainboard/ocp/wedge100s/devicetree.cb
@@ -11,6 +11,39 @@ chip soc/intel/fsp_broadwell_de
 			chip drivers/pc80/tpm
 				device pnp 0c31.0 on end
 			end
+			chip superio/ite/it8528e
+				# COM1, routed to COM-e header
+				device pnp 6e.1 on
+					io 0x60 = 0x3f8
+					irq 0x70 = 4
+				end
+				# COM2, routed to COM-e header
+				device pnp 6e.2 on
+					io 0x60 = 0x2f8
+					irq 0x70 = 3
+				end
+				device pnp 6e.4 off end
+				device pnp 6e.5 off end
+				device pnp 6e.6 off end
+				device pnp 6e.a off end
+				device pnp 6e.f off end
+				device pnp 6e.10 off end
+				device pnp 6e.11 on
+					io 0x60 = 0x62
+					io 0x62 = 0x66
+					irq 0x70 = 1
+				end
+				device pnp 6e.12 on
+					io 0x60 = 0x68
+					io 0x62 = 0x6c
+					irq 0x70 = 1
+				end
+				device pnp 6e.13 off end
+				device pnp 6e.14 off end
+				device pnp 6e.17 off end
+				device pnp 6e.18 off end
+				device pnp 6e.19 off end
+			end	#superio/ite/it8528e
 		end # LPC Bridge
 		device pci 1f.2 on end # SATA Controller
 		device pci 1f.3 on end # SMBus Controller