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

source code of linux/drivers/crypto/atmel-sha-regs.h