xref: /linux/drivers/crypto/atmel-sha-regs.h (revision 498495dba268b20e8eadd7fe93c140c68b6cc9d2)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ATMEL_SHA_REGS_H__
3 #define __ATMEL_SHA_REGS_H__
4 
5 #define SHA_REG_DIGEST(x)		(0x80 + ((x) * 0x04))
6 #define SHA_REG_DIN(x)			(0x40 + ((x) * 0x04))
7 
8 #define SHA_CR				0x00
9 #define SHA_CR_START			(1 << 0)
10 #define SHA_CR_FIRST			(1 << 4)
11 #define SHA_CR_SWRST			(1 << 8)
12 #define SHA_CR_WUIHV			(1 << 12)
13 #define SHA_CR_WUIEHV			(1 << 13)
14 
15 #define SHA_MR				0x04
16 #define SHA_MR_MODE_MASK		(0x3 << 0)
17 #define SHA_MR_MODE_MANUAL		0x0
18 #define SHA_MR_MODE_AUTO		0x1
19 #define SHA_MR_MODE_PDC			0x2
20 #define SHA_MR_MODE_IDATAR0		0x2
21 #define SHA_MR_PROCDLY			(1 << 4)
22 #define SHA_MR_UIHV			(1 << 5)
23 #define SHA_MR_UIEHV			(1 << 6)
24 #define SHA_MR_ALGO_MASK		GENMASK(10, 8)
25 #define SHA_MR_ALGO_SHA1		(0 << 8)
26 #define SHA_MR_ALGO_SHA256		(1 << 8)
27 #define SHA_MR_ALGO_SHA384		(2 << 8)
28 #define SHA_MR_ALGO_SHA512		(3 << 8)
29 #define SHA_MR_ALGO_SHA224		(4 << 8)
30 #define SHA_MR_HMAC			(1 << 11)
31 #define	SHA_MR_DUALBUFF			(1 << 16)
32 
33 #define SHA_FLAGS_ALGO_MASK	SHA_MR_ALGO_MASK
34 #define SHA_FLAGS_SHA1		SHA_MR_ALGO_SHA1
35 #define SHA_FLAGS_SHA256	SHA_MR_ALGO_SHA256
36 #define SHA_FLAGS_SHA384	SHA_MR_ALGO_SHA384
37 #define SHA_FLAGS_SHA512	SHA_MR_ALGO_SHA512
38 #define SHA_FLAGS_SHA224	SHA_MR_ALGO_SHA224
39 #define SHA_FLAGS_HMAC		SHA_MR_HMAC
40 #define SHA_FLAGS_HMAC_SHA1	(SHA_FLAGS_HMAC | SHA_FLAGS_SHA1)
41 #define SHA_FLAGS_HMAC_SHA256	(SHA_FLAGS_HMAC | SHA_FLAGS_SHA256)
42 #define SHA_FLAGS_HMAC_SHA384	(SHA_FLAGS_HMAC | SHA_FLAGS_SHA384)
43 #define SHA_FLAGS_HMAC_SHA512	(SHA_FLAGS_HMAC | SHA_FLAGS_SHA512)
44 #define SHA_FLAGS_HMAC_SHA224	(SHA_FLAGS_HMAC | SHA_FLAGS_SHA224)
45 #define SHA_FLAGS_MODE_MASK	(SHA_FLAGS_HMAC | SHA_FLAGS_ALGO_MASK)
46 
47 #define SHA_IER				0x10
48 #define SHA_IDR				0x14
49 #define SHA_IMR				0x18
50 #define SHA_ISR				0x1C
51 #define SHA_INT_DATARDY			(1 << 0)
52 #define SHA_INT_ENDTX			(1 << 1)
53 #define SHA_INT_TXBUFE			(1 << 2)
54 #define SHA_INT_URAD			(1 << 8)
55 #define SHA_ISR_URAT_MASK		(0x7 << 12)
56 #define SHA_ISR_URAT_IDR		(0x0 << 12)
57 #define SHA_ISR_URAT_ODR		(0x1 << 12)
58 #define SHA_ISR_URAT_MR			(0x2 << 12)
59 #define SHA_ISR_URAT_WO			(0x5 << 12)
60 
61 #define SHA_MSR				0x20
62 #define SHA_BCR				0x30
63 
64 #define	SHA_HW_VERSION		0xFC
65 
66 #define SHA_TPR				0x108
67 #define SHA_TCR				0x10C
68 #define SHA_TNPR			0x118
69 #define SHA_TNCR			0x11C
70 #define SHA_PTCR			0x120
71 #define SHA_PTCR_TXTEN		(1 << 8)
72 #define SHA_PTCR_TXTDIS		(1 << 9)
73 #define SHA_PTSR			0x124
74 #define SHA_PTSR_TXTEN		(1 << 8)
75 
76 #endif /* __ATMEL_SHA_REGS_H__ */
77