diff --git a/src/soc/intel/icelake/Kconfig b/src/soc/intel/icelake/Kconfig
index c4ee841..727fccee 100644
--- a/src/soc/intel/icelake/Kconfig
+++ b/src/soc/intel/icelake/Kconfig
@@ -126,6 +126,10 @@
 	help
 	  This option allows you to select MMIO Base Address of sideband bus.
 
+config MMCONF_BASE_ADDRESS
+	hex
+	default 0xc0000000
+
 config CPU_BCLK_MHZ
 	int
 	default 100
@@ -146,6 +150,10 @@
 	int
 	default 6
 
+config SOC_INTEL_UART_DEV_MAX
+	int
+	default 3
+
 # Clock divider parameters for 115200 baud rate
 config SOC_INTEL_COMMON_LPSS_UART_CLK_M_VAL
 	hex