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authorCyrille Pitchen <cyrille.pitchen@atmel.com>2015-12-17 18:13:07 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2015-12-23 18:19:58 +0800
commitd4419548dba9575934fee6d9fa20a480257889b2 (patch)
treea699fa4ac7ba6a4734b05e148ff11ae737c570b8 /drivers/crypto/atmel-aes-regs.h
parent129f8bb6bb882d6af49f83a1369215aeb0ccb95d (diff)
downloadlinux-d4419548dba9575934fee6d9fa20a480257889b2.tar.gz
crypto: atmel-aes - add support to GCM mode
This patch adds support to the GCM mode. Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/atmel-aes-regs.h')
-rw-r--r--drivers/crypto/atmel-aes-regs.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/crypto/atmel-aes-regs.h b/drivers/crypto/atmel-aes-regs.h
index 2786bb1a5aa0..6c2951bb70b1 100644
--- a/drivers/crypto/atmel-aes-regs.h
+++ b/drivers/crypto/atmel-aes-regs.h
@@ -9,6 +9,7 @@
#define AES_MR 0x04
#define AES_MR_CYPHER_DEC (0 << 0)
#define AES_MR_CYPHER_ENC (1 << 0)
+#define AES_MR_GTAGEN (1 << 1)
#define AES_MR_DUALBUFF (1 << 3)
#define AES_MR_PROCDLY_MASK (0xF << 4)
#define AES_MR_PROCDLY_OFFSET 4
@@ -26,6 +27,7 @@
#define AES_MR_OPMOD_OFB (0x2 << 12)
#define AES_MR_OPMOD_CFB (0x3 << 12)
#define AES_MR_OPMOD_CTR (0x4 << 12)
+#define AES_MR_OPMOD_GCM (0x5 << 12)
#define AES_MR_LOD (0x1 << 15)
#define AES_MR_CFBS_MASK (0x7 << 16)
#define AES_MR_CFBS_128b (0x0 << 16)
@@ -44,6 +46,7 @@
#define AES_ISR 0x1C
#define AES_INT_DATARDY (1 << 0)
#define AES_INT_URAD (1 << 8)
+#define AES_INT_TAGRDY (1 << 16)
#define AES_ISR_URAT_MASK (0xF << 12)
#define AES_ISR_URAT_IDR_WR_PROC (0x0 << 12)
#define AES_ISR_URAT_ODR_RD_PROC (0x1 << 12)
@@ -57,6 +60,13 @@
#define AES_ODATAR(x) (0x50 + ((x) * 0x04))
#define AES_IVR(x) (0x60 + ((x) * 0x04))
+#define AES_AADLENR 0x70
+#define AES_CLENR 0x74
+#define AES_GHASHR(x) (0x78 + ((x) * 0x04))
+#define AES_TAGR(x) (0x88 + ((x) * 0x04))
+#define AES_CTRR 0x98
+#define AES_GCMHR(x) (0x9c + ((x) * 0x04))
+
#define AES_HW_VERSION 0xFC
#endif /* __ATMEL_AES_REGS_H__ */