diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 053eb3c25aa0..9cebd1bbdc1b 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -13015,6 +13015,13 @@ typedef struct {
     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/fw/wmi_version.h b/fw/wmi_version.h
index df56726e808b..3cc951277203 100644
--- a/fw/wmi_version.h
+++ b/fw/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