iwlwifi: remove redundant reading from NVM file

The driver reads xtal_calib from NVM file, but actually never uses it.
This is only used in dvm driver.
Signed-off-by: Chaya Rachel Ivgi <chaya.rachel.ivgi@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c

@@ -89,10 +89,6 @@ enum wkp_nvm_offsets {
 	SKU = 2,
 	N_HW_ADDRS = 3,
 	NVM_CHANNELS = 0x1E0 - NVM_SW_SECTION,
-
-	/* NVM calibration section offset (in words) definitions */
-	NVM_CALIB_SECTION = 0x2B8,
-	XTAL_CALIB = 0x316 - NVM_CALIB_SECTION
 };
 
 enum ext_nvm_offsets {
@@ -748,9 +744,6 @@ iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
 			kfree(data);
 			return NULL;
 		}
-		/* in family 8000 Xtal calibration values moved to OTP */
-		data->xtal_calib[0] = *(nvm_calib + XTAL_CALIB);
-		data->xtal_calib[1] = *(nvm_calib + XTAL_CALIB + 1);
 		lar_enabled = true;
 		ch_section = &nvm_sw[NVM_CHANNELS];
 	} else {