diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl8/Kconfig b/src/mainboard/siemens/mc_ehl/variants/mc_ehl8/Kconfig
index d07cd32ef8..b0941d7ed1 100644
--- a/src/mainboard/siemens/mc_ehl/variants/mc_ehl8/Kconfig
+++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl8/Kconfig
@@ -4,7 +4,7 @@ if BOARD_SIEMENS_MC_EHL8
 
 config BOARD_SPECIFIC_OPTIONS
 	def_bool y
-	select DRIVERS_I2C_RX6110SA
+	select DRIVERS_I2C_RV3028C7
 	select DRIVERS_I2C_PI608GP
 	select DRIVER_INTEL_I210
 	select INTEL_LPSS_UART_FOR_CONSOLE
diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl8/devicetree.cb b/src/mainboard/siemens/mc_ehl/variants/mc_ehl8/devicetree.cb
index b4fca918f0..34cf91baa2 100644
--- a/src/mainboard/siemens/mc_ehl/variants/mc_ehl8/devicetree.cb
+++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl8/devicetree.cb
@@ -95,18 +95,19 @@ chip soc/intel/elkhartlake
 	# LPSS Serial IO (I2C/UART/GSPI) related UPDs
 	register "SerialIoI2cMode" = "{
 		[PchSerialIoIndexI2C0] = PchSerialIoDisabled,
-		[PchSerialIoIndexI2C1] = PchSerialIoPci,
-		[PchSerialIoIndexI2C2] = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C1] = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C2] = PchSerialIoPci,
 		[PchSerialIoIndexI2C3] = PchSerialIoDisabled,
 		[PchSerialIoIndexI2C4] = PchSerialIoPci,
 		[PchSerialIoIndexI2C5] = PchSerialIoDisabled,
-		[PchSerialIoIndexI2C6] = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C6] = PchSerialIoPci,
 		[PchSerialIoIndexI2C7] = PchSerialIoDisabled,
 	}"
 
 	register "SerialIoI2cPadsTermination" = "{
-		[PchSerialIoIndexI2C1] = 1,
+		[PchSerialIoIndexI2C2] = 1,
 		[PchSerialIoIndexI2C4] = 1,
+		[PchSerialIoIndexI2C6] = 1,
 	}"
 
 	register "SerialIoUartMode" = "{
@@ -141,10 +142,12 @@ chip soc/intel/elkhartlake
 		device pci 00.0 on	end # Host Bridge
 		device pci 02.0 on	end # Integrated Graphics Device
 
+		device pci 10.0 on	end # I2C6
+
 		device pci 14.0 on	end # USB3.1 xHCI
 
 		device pci 15.0 off	end # I2C0
-		device pci 15.1 on	end # I2C1
+		device pci 15.2 on	end # I2C2
 
 		device pci 16.0 hidden	end # Management Engine Interface 1
 
@@ -173,18 +176,16 @@ chip soc/intel/elkhartlake
 		device pci 1f.2 hidden	end # Power Management Controller
 		device pci 1f.4	on	    # SMBus
 			# Enable external RTC chip
-			chip drivers/i2c/rx6110sa
+			chip drivers/i2c/rv3028c7
 				register "bus_speed" = "I2C_SPEED_STANDARD"
-				register "pmon_sampling" = "PMON_SAMPL_256_MS"
-				register "bks_on" = "0"
-				register "bks_off" = "1"
-				register "iocut_en" = "1"
 				register "set_user_date" = "1"
 				register "user_year" = "04"
 				register "user_month" = "07"
 				register "user_day" = "01"
 				register "user_weekday" = "4"
-				device i2c 0x32 on end  # RTC RX6110 SA
+				register "bckup_sw_mode" = "BACKUP_SW_LEVEL"
+				register "cap_charge" = "CHARGE_OFF"
+				device i2c 0x52 on end  # RTC RV3028-C7
 			end
 			# PI7C9X2G608GP PCIe switch configuration
 			chip drivers/i2c/pi608gp