Drop generation suffix from `Power_And_Clocks`

There's no need to differentiate between `Power_And_Clocks` packages for
different generations anymore.

Change-Id: Ide297d52959285e93185c84690a343a2679282db
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/libgfxinit/+/43597
Tested-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Nico Huber <nico.h@gmx.de>
diff --git a/common/skylake/hw-gfx-gma-power_and_clocks.ads b/common/skylake/hw-gfx-gma-power_and_clocks.ads
index 98a3bba..e4f2611 100644
--- a/common/skylake/hw-gfx-gma-power_and_clocks.ads
+++ b/common/skylake/hw-gfx-gma-power_and_clocks.ads
@@ -12,7 +12,27 @@
 -- GNU General Public License for more details.
 --
 
-with HW.GFX.GMA.Power_And_Clocks_Skylake;
+with HW.GFX.GMA.Config_Helpers;
 
-private package HW.GFX.GMA.Power_And_Clocks
-   renames HW.GFX.GMA.Power_And_Clocks_Skylake;
+private package HW.GFX.GMA.Power_And_Clocks is
+
+   procedure Pre_All_Off;
+   procedure Post_All_Off;
+
+   procedure Initialize;
+
+   procedure Limit_Dotclocks
+     (Configs        : in out Pipe_Configs;
+      CDClk_Switch   :    out Boolean)
+   with
+      Post => Config_Helpers.Stable_FB (Configs'Old, Configs);
+   procedure Update_CDClk (Configs : in out Pipe_Configs)
+   with
+      Post => Config_Helpers.Stable_FB (Configs'Old, Configs);
+   procedure Enable_CDClk is null;
+
+   procedure Power_Set_To (Configs : Pipe_Configs);
+   procedure Power_Up (Old_Configs, New_Configs : Pipe_Configs);
+   procedure Power_Down (Old_Configs, Tmp_Configs, New_Configs : Pipe_Configs);
+
+end HW.GFX.GMA.Power_And_Clocks;