diff --git a/src/drivers/net/ath/ath.h b/src/drivers/net/ath/ath.h
index 5a19a19c..42ad59f7 100644
--- a/src/drivers/net/ath/ath.h
+++ b/src/drivers/net/ath/ath.h
@@ -20,6 +20,8 @@
 #ifndef ATH_H
 #define ATH_H
 
+FILE_LICENCE ( BSD2 );
+
 #include <unistd.h>
 #include <ipxe/net80211.h>
 
diff --git a/src/drivers/net/ath/ath9k/ani.h b/src/drivers/net/ath/ath9k/ani.h
index 9a333b5f..dbd4d4d5 100644
--- a/src/drivers/net/ath/ath9k/ani.h
+++ b/src/drivers/net/ath/ath9k/ani.h
@@ -20,6 +20,8 @@
 #ifndef ANI_H
 #define ANI_H
 
+FILE_LICENCE ( BSD2 );
+
 #define HAL_PROCESS_ANI           0x00000001
 
 #define DO_ANI(ah) (((ah)->proc_phyerr & HAL_PROCESS_ANI) && ah->curchan)
diff --git a/src/drivers/net/ath/ath9k/ar9003_eeprom.h b/src/drivers/net/ath/ath9k/ar9003_eeprom.h
index 393f2de5..f0387923 100644
--- a/src/drivers/net/ath/ath9k/ar9003_eeprom.h
+++ b/src/drivers/net/ath/ath9k/ar9003_eeprom.h
@@ -20,6 +20,8 @@
 #ifndef AR9003_EEPROM_H
 #define AR9003_EEPROM_H
 
+FILE_LICENCE ( BSD2 );
+
 #define AR9300_EEP_VER               0xD000
 #define AR9300_EEP_VER_MINOR_MASK    0xFFF
 #define AR9300_EEP_MINOR_VER_1       0x1
diff --git a/src/drivers/net/ath/ath9k/ath9k.h b/src/drivers/net/ath/ath9k/ath9k.h
index d2dce9b7..36dc97e9 100644
--- a/src/drivers/net/ath/ath9k/ath9k.h
+++ b/src/drivers/net/ath/ath9k/ath9k.h
@@ -20,6 +20,8 @@
 #ifndef ATH9K_H
 #define ATH9K_H
 
+FILE_LICENCE ( BSD2 );
+
 #include "common.h"
 
 /*
diff --git a/src/drivers/net/ath/ath9k/ath9k_ar9002_hw.c b/src/drivers/net/ath/ath9k/ath9k_ar9002_hw.c
index cc4edece..85d0c7de 100644
--- a/src/drivers/net/ath/ath9k/ath9k_ar9002_hw.c
+++ b/src/drivers/net/ath/ath9k/ath9k_ar9002_hw.c
@@ -17,6 +17,8 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+FILE_LICENCE ( BSD2 );
+
 #include "hw.h"
 #include "ar5008_initvals.h"
 #include "ar9001_initvals.h"
diff --git a/src/drivers/net/ath/ath9k/ath9k_init.c b/src/drivers/net/ath/ath9k/ath9k_init.c
index 93fbe773..03de7701 100644
--- a/src/drivers/net/ath/ath9k/ath9k_init.c
+++ b/src/drivers/net/ath/ath9k/ath9k_init.c
@@ -17,6 +17,8 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+FILE_LICENCE ( BSD2 );
+
 #include <ipxe/malloc.h>
 #include <ipxe/pci_io.h>
 #include <ipxe/pci.h>
diff --git a/src/drivers/net/ath/ath9k/calib.h b/src/drivers/net/ath/ath9k/calib.h
index 5bf50f4a..b811accf 100644
--- a/src/drivers/net/ath/ath9k/calib.h
+++ b/src/drivers/net/ath/ath9k/calib.h
@@ -20,6 +20,8 @@
 #ifndef CALIB_H
 #define CALIB_H
 
+FILE_LICENCE ( BSD2 );
+
 #include "hw.h"
 
 #define AR_PHY_CCA_FILTERWINDOW_LENGTH_INIT     3
diff --git a/src/drivers/net/ath/ath9k/common.h b/src/drivers/net/ath/ath9k/common.h
index 009f8036..0fe3b5be 100644
--- a/src/drivers/net/ath/ath9k/common.h
+++ b/src/drivers/net/ath/ath9k/common.h
@@ -17,6 +17,8 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+FILE_LICENCE ( BSD2 );
+
 #include "../ath.h"
 
 #include "hw.h"
diff --git a/src/drivers/net/ath/ath9k/eeprom.h b/src/drivers/net/ath/ath9k/eeprom.h
index b451ebd7..8a48d6e5 100644
--- a/src/drivers/net/ath/ath9k/eeprom.h
+++ b/src/drivers/net/ath/ath9k/eeprom.h
@@ -20,6 +20,8 @@
 #ifndef EEPROM_H
 #define EEPROM_H
 
+FILE_LICENCE ( BSD2 );
+
 #define AR_EEPROM_MODAL_SPURS   5
 
 #include "../ath.h"
diff --git a/src/drivers/net/ath/ath9k/hw.h b/src/drivers/net/ath/ath9k/hw.h
index c10df388..05107469 100644
--- a/src/drivers/net/ath/ath9k/hw.h
+++ b/src/drivers/net/ath/ath9k/hw.h
@@ -20,6 +20,8 @@
 #ifndef HW_H
 #define HW_H
 
+FILE_LICENCE ( BSD2 );
+
 #include <errno.h>
 
 #include "mac.h"
diff --git a/src/drivers/net/ath/ath9k/mac.h b/src/drivers/net/ath/ath9k/mac.h
index 5899230e..0c0a7594 100644
--- a/src/drivers/net/ath/ath9k/mac.h
+++ b/src/drivers/net/ath/ath9k/mac.h
@@ -20,6 +20,8 @@
 #ifndef MAC_H
 #define MAC_H
 
+FILE_LICENCE ( BSD2 );
+
 #include <unistd.h>
 
 #define RXSTATUS_RATE(ah, ads) (AR_SREV_5416_20_OR_LATER(ah) ?		\
diff --git a/src/drivers/net/ath/reg.h b/src/drivers/net/ath/reg.h
index 484a8f1c..7982f434 100644
--- a/src/drivers/net/ath/reg.h
+++ b/src/drivers/net/ath/reg.h
@@ -20,6 +20,8 @@
 #ifndef ATH_REGISTERS_H
 #define ATH_REGISTERS_H
 
+FILE_LICENCE ( BSD2 );
+
 #define AR_MIBC			0x0040
 #define AR_MIBC_COW		0x00000001
 #define AR_MIBC_FMC		0x00000002
diff --git a/src/drivers/net/ath/regd.h b/src/drivers/net/ath/regd.h
index 6954c5f3..fd09a0c8 100644
--- a/src/drivers/net/ath/regd.h
+++ b/src/drivers/net/ath/regd.h
@@ -20,6 +20,8 @@
 #ifndef REGD_H
 #define REGD_H
 
+FILE_LICENCE ( BSD2 );
+
 #include "ath.h"
 
 enum ctl_group {