crypto: atmel - add Atmel DES/TDES driver
Signed-off-by: Nicolas Royer <nicolas@eukrea.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Eric Bénard <eric@eukrea.com>
Tested-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/drivers/crypto/atmel-tdes-regs.h b/drivers/crypto/atmel-tdes-regs.h
new file mode 100644
index 0000000..5ac2a90
--- /dev/null
+++ b/drivers/crypto/atmel-tdes-regs.h
@@ -0,0 +1,89 @@
+#ifndef __ATMEL_TDES_REGS_H__
+#define __ATMEL_TDES_REGS_H__
+
+#define TDES_CR 0x00
+#define TDES_CR_START (1 << 0)
+#define TDES_CR_SWRST (1 << 8)
+#define TDES_CR_LOADSEED (1 << 16)
+
+#define TDES_MR 0x04
+#define TDES_MR_CYPHER_DEC (0 << 0)
+#define TDES_MR_CYPHER_ENC (1 << 0)
+#define TDES_MR_TDESMOD_MASK (0x3 << 1)
+#define TDES_MR_TDESMOD_DES (0x0 << 1)
+#define TDES_MR_TDESMOD_TDES (0x1 << 1)
+#define TDES_MR_TDESMOD_XTEA (0x2 << 1)
+#define TDES_MR_KEYMOD_3KEY (0 << 4)
+#define TDES_MR_KEYMOD_2KEY (1 << 4)
+#define TDES_MR_SMOD_MASK (0x3 << 8)
+#define TDES_MR_SMOD_MANUAL (0x0 << 8)
+#define TDES_MR_SMOD_AUTO (0x1 << 8)
+#define TDES_MR_SMOD_PDC (0x2 << 8)
+#define TDES_MR_OPMOD_MASK (0x3 << 12)
+#define TDES_MR_OPMOD_ECB (0x0 << 12)
+#define TDES_MR_OPMOD_CBC (0x1 << 12)
+#define TDES_MR_OPMOD_OFB (0x2 << 12)
+#define TDES_MR_OPMOD_CFB (0x3 << 12)
+#define TDES_MR_LOD (0x1 << 15)
+#define TDES_MR_CFBS_MASK (0x3 << 16)
+#define TDES_MR_CFBS_64b (0x0 << 16)
+#define TDES_MR_CFBS_32b (0x1 << 16)
+#define TDES_MR_CFBS_16b (0x2 << 16)
+#define TDES_MR_CFBS_8b (0x3 << 16)
+#define TDES_MR_CKEY_MASK (0xF << 20)
+#define TDES_MR_CKEY_OFFSET 20
+#define TDES_MR_CTYPE_MASK (0x3F << 24)
+#define TDES_MR_CTYPE_OFFSET 24
+
+#define TDES_IER 0x10
+#define TDES_IDR 0x14
+#define TDES_IMR 0x18
+#define TDES_ISR 0x1C
+#define TDES_INT_DATARDY (1 << 0)
+#define TDES_INT_ENDRX (1 << 1)
+#define TDES_INT_ENDTX (1 << 2)
+#define TDES_INT_RXBUFF (1 << 3)
+#define TDES_INT_TXBUFE (1 << 4)
+#define TDES_INT_URAD (1 << 8)
+#define TDES_ISR_URAT_MASK (0x3 << 12)
+#define TDES_ISR_URAT_IDR (0x0 << 12)
+#define TDES_ISR_URAT_ODR (0x1 << 12)
+#define TDES_ISR_URAT_MR (0x2 << 12)
+#define TDES_ISR_URAT_WO (0x3 << 12)
+
+
+#define TDES_KEY1W1R 0x20
+#define TDES_KEY1W2R 0x24
+#define TDES_KEY2W1R 0x28
+#define TDES_KEY2W2R 0x2C
+#define TDES_KEY3W1R 0x30
+#define TDES_KEY3W2R 0x34
+#define TDES_IDATA1R 0x40
+#define TDES_IDATA2R 0x44
+#define TDES_ODATA1R 0x50
+#define TDES_ODATA2R 0x54
+#define TDES_IV1R 0x60
+#define TDES_IV2R 0x64
+
+#define TDES_XTEARNDR 0x70
+#define TDES_XTEARNDR_XTEA_RNDS_MASK (0x3F << 0)
+#define TDES_XTEARNDR_XTEA_RNDS_OFFSET 0
+
+#define TDES_RPR 0x100
+#define TDES_RCR 0x104
+#define TDES_TPR 0x108
+#define TDES_TCR 0x10C
+#define TDES_RNPR 0x118
+#define TDES_RNCR 0x11C
+#define TDES_TNPR 0x118
+#define TDES_TNCR 0x11C
+#define TDES_PTCR 0x120
+#define TDES_PTCR_RXTEN (1 << 0)
+#define TDES_PTCR_RXTDIS (1 << 1)
+#define TDES_PTCR_TXTEN (1 << 8)
+#define TDES_PTCR_TXTDIS (1 << 9)
+#define TDES_PTSR 0x124
+#define TDES_PTSR_RXTEN (1 << 0)
+#define TDES_PTSR_TXTEN (1 << 8)
+
+#endif /* __ATMEL_TDES_REGS_H__ */