diff --git a/common/hw-gfx-gma-config.ads.template b/common/hw-gfx-gma-config.ads.template
index 7867268..6a6bc9c 100644
--- a/common/hw-gfx-gma-config.ads.template
+++ b/common/hw-gfx-gma-config.ads.template
@@ -281,6 +281,7 @@
    Has_Broadwell_CDClk           : <hswbool> := CPU_Broadwell;
    Can_Switch_CDClk              : <hswbool> := Broadwell_On;
    Has_Fractional_RawClk         : <genbool> := Cannon_Point_On;
+   Has_New_Type_C_PLL_Enable     : <tglbool> := Alderlake_On;
 
    ----------- DDI: -------------
    End_EDP_Training_Late         : <genbool> := Gen_Haswell;