sysclk: add CPU governor and more governor settings

Source/sys-clk/common/include/sysclk/board.h

@@ -123,7 +123,7 @@ typedef enum {
 } GPUUndervoltLevel;
 
 enum {
-    DVFSMode_Disabled,
+    DVFSMode_Disabled = 0,
     DVFSMode_Hijack,
     // DVFSMode_OfficialService,
     // DVFSMode_Hack,
@@ -137,6 +137,15 @@ typedef enum {
     GpuSchedulingMode_EnumMax,
 } GpuSchedulingMode;
 
+typedef enum {
+    GovernorState_DoNotOverride = 0,
+    GovernorState_Disabled,
+    GovernorState_Enabled_CpuGpu,
+    GovernorState_Enabled_Cpu,
+    GovernorState_Enabled_Gpu,
+    GovernorState_EnumMax,
+} GovernorState;
+
 #define SYSCLK_ENUM_VALID(n, v) ((v) < n##_EnumMax)
 
 static inline const char* sysclkFormatModule(SysClkModule module, bool pretty)