ice: Move CGU block

Move CGU block to the beginning of ice_ptp_hw.c
Signed-off-by: Sergey Temerkhanov <sergey.temerkhanov@intel.com>
Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Reviewed-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
Signed-off-by: Karol Kolacinski <karol.kolacinski@intel.com>
Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pucha@intel.com>
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://lore.kernel.org/r/20240528-next-2024-05-28-ptp-refactors-v1-5-c082739bb6f6@intel.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/intel/ice/ice_ptp_hw.h

@@ -377,7 +377,7 @@ int ice_cgu_get_output_pin_state_caps(struct ice_hw *hw, u8 pin_id,
 #define P_REG_TIMETUS_L			0x410
 #define P_REG_TIMETUS_U			0x414
 
-#define P_REG_40B_LOW_M			0xFF
+#define P_REG_40B_LOW_M			GENMASK(7, 0)
 #define P_REG_40B_HIGH_S		8
 
 /* PHY window length registers */