diff --git a/drivers/net/wireless/ath/reg.h b/drivers/net/wireless/ath/reg.h
index dfe1fbe..e798ef4 100644
--- a/drivers/net/wireless/ath/reg.h
+++ b/drivers/net/wireless/ath/reg.h
@@ -24,4 +24,27 @@
 #define AR_BSSMSKL		0x80e0
 #define AR_BSSMSKU		0x80e4
 
+#define AR_KEYTABLE_0           0x8800
+#define AR_KEYTABLE(_n)         (AR_KEYTABLE_0 + ((_n)*32))
+#define AR_KEY_CACHE_SIZE       128
+#define AR_RSVD_KEYTABLE_ENTRIES 4
+#define AR_KEY_TYPE             0x00000007
+#define AR_KEYTABLE_TYPE_40     0x00000000
+#define AR_KEYTABLE_TYPE_104    0x00000001
+#define AR_KEYTABLE_TYPE_128    0x00000003
+#define AR_KEYTABLE_TYPE_TKIP   0x00000004
+#define AR_KEYTABLE_TYPE_AES    0x00000005
+#define AR_KEYTABLE_TYPE_CCM    0x00000006
+#define AR_KEYTABLE_TYPE_CLR    0x00000007
+#define AR_KEYTABLE_ANT         0x00000008
+#define AR_KEYTABLE_VALID       0x00008000
+#define AR_KEYTABLE_KEY0(_n)    (AR_KEYTABLE(_n) + 0)
+#define AR_KEYTABLE_KEY1(_n)    (AR_KEYTABLE(_n) + 4)
+#define AR_KEYTABLE_KEY2(_n)    (AR_KEYTABLE(_n) + 8)
+#define AR_KEYTABLE_KEY3(_n)    (AR_KEYTABLE(_n) + 12)
+#define AR_KEYTABLE_KEY4(_n)    (AR_KEYTABLE(_n) + 16)
+#define AR_KEYTABLE_TYPE(_n)    (AR_KEYTABLE(_n) + 20)
+#define AR_KEYTABLE_MAC0(_n)    (AR_KEYTABLE(_n) + 24)
+#define AR_KEYTABLE_MAC1(_n)    (AR_KEYTABLE(_n) + 28)
+
 #endif /* ATH_REGISTERS_H */