diff --git a/CORE/SERVICES/COMMON/wmi_unified.h b/CORE/SERVICES/COMMON/wmi_unified.h
index 7cf8a33..354f5fe 100644
--- a/CORE/SERVICES/COMMON/wmi_unified.h
+++ b/CORE/SERVICES/COMMON/wmi_unified.h
@@ -13099,6 +13099,13 @@
     A_UINT32 input;                /* 0 - Output/ 1 - Input */
     A_UINT32 pull_type;            /* Pull type defined above */
     A_UINT32 intr_mode;            /* Interrupt mode defined above (Input) */
+    /* mux_config_val - configure pin MUX
+     * A value of 0x0 for this field means to use the default MUX configuration.
+     * Valid non-zero values are as follows:
+     * Rome:
+     *     0x4 - use the pin as GPIO (rather than UART)
+     */
+    A_UINT32 mux_config_val;
 } wmi_gpio_config_cmd_fixed_param;
 
 /* WMI_GPIO_OUTPUT_CMDID */
diff --git a/CORE/SERVICES/COMMON/wmi_version.h b/CORE/SERVICES/COMMON/wmi_version.h
index cc965fe..1f48d2f 100644
--- a/CORE/SERVICES/COMMON/wmi_version.h
+++ b/CORE/SERVICES/COMMON/wmi_version.h
@@ -36,7 +36,7 @@
 #define __WMI_VER_MINOR_    0
 /** WMI revision number has to be incremented when there is a
  *  change that may or may not break compatibility. */
-#define __WMI_REVISION_ 484
+#define __WMI_REVISION_ 485
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work