/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ATMEL_SHA_REGS_H__
#define __ATMEL_SHA_REGS_H__

#define SHA_REG_DIGEST(x)               (0x80 + ((x) * 0x04))
#define SHA_REG_DIN(x)                  (0x40 + ((x) * 0x04))

#define SHA_CR                          0x00
#define SHA_CR_START                    (1 << 0)
#define SHA_CR_FIRST                    (1 << 4)
#define SHA_CR_SWRST                    (1 << 8)
#define SHA_CR_WUIHV                    (1 << 12)
#define SHA_CR_WUIEHV                   (1 << 13)

#define SHA_MR                          0x04
#define SHA_MR_MODE_MASK                (0x3 << 0)
#define SHA_MR_MODE_MANUAL              0x0
#define SHA_MR_MODE_AUTO                0x1
#define SHA_MR_MODE_PDC                 0x2
#define SHA_MR_MODE_IDATAR0             0x2
#define SHA_MR_PROCDLY                  (1 << 4)
#define SHA_MR_UIHV                     (1 << 5)
#define SHA_MR_UIEHV                    (1 << 6)
#define SHA_MR_ALGO_MASK                GENMASK(10, 8)
#define SHA_MR_ALGO_SHA1                (0 << 8)
#define SHA_MR_ALGO_SHA256              (1 << 8)
#define SHA_MR_ALGO_SHA384              (2 << 8)
#define SHA_MR_ALGO_SHA512              (3 << 8)
#define SHA_MR_ALGO_SHA224              (4 << 8)
#define SHA_MR_HMAC                     (1 << 11)
#define SHA_MR_DUALBUFF                 (1 << 16)

#define SHA_FLAGS_ALGO_MASK     SHA_MR_ALGO_MASK
#define SHA_FLAGS_SHA1          SHA_MR_ALGO_SHA1
#define SHA_FLAGS_SHA256        SHA_MR_ALGO_SHA256
#define SHA_FLAGS_SHA384        SHA_MR_ALGO_SHA384
#define SHA_FLAGS_SHA512        SHA_MR_ALGO_SHA512
#define SHA_FLAGS_SHA224        SHA_MR_ALGO_SHA224
#define SHA_FLAGS_HMAC          SHA_MR_HMAC
#define SHA_FLAGS_HMAC_SHA1     (SHA_FLAGS_HMAC | SHA_FLAGS_SHA1)
#define SHA_FLAGS_HMAC_SHA256   (SHA_FLAGS_HMAC | SHA_FLAGS_SHA256)
#define SHA_FLAGS_HMAC_SHA384   (SHA_FLAGS_HMAC | SHA_FLAGS_SHA384)
#define SHA_FLAGS_HMAC_SHA512   (SHA_FLAGS_HMAC | SHA_FLAGS_SHA512)
#define SHA_FLAGS_HMAC_SHA224   (SHA_FLAGS_HMAC | SHA_FLAGS_SHA224)
#define SHA_FLAGS_MODE_MASK     (SHA_FLAGS_HMAC | SHA_FLAGS_ALGO_MASK)

#define SHA_IER                         0x10
#define SHA_IDR                         0x14
#define SHA_IMR                         0x18
#define SHA_ISR                         0x1C
#define SHA_INT_DATARDY                 (1 << 0)
#define SHA_INT_ENDTX                   (1 << 1)
#define SHA_INT_TXBUFE                  (1 << 2)
#define SHA_INT_URAD                    (1 << 8)
#define SHA_ISR_URAT_MASK               (0x7 << 12)
#define SHA_ISR_URAT_IDR                (0x0 << 12)
#define SHA_ISR_URAT_ODR                (0x1 << 12)
#define SHA_ISR_URAT_MR                 (0x2 << 12)
#define SHA_ISR_URAT_WO                 (0x5 << 12)

#define SHA_MSR                         0x20
#define SHA_BCR                         0x30

#define SHA_HW_VERSION          0xFC

#define SHA_TPR                         0x108
#define SHA_TCR                         0x10C
#define SHA_TNPR                        0x118
#define SHA_TNCR                        0x11C
#define SHA_PTCR                        0x120
#define SHA_PTCR_TXTEN          (1 << 8)
#define SHA_PTCR_TXTDIS         (1 << 9)
#define SHA_PTSR                        0x124
#define SHA_PTSR_TXTEN          (1 << 8)

#endif /* __ATMEL_SHA_REGS_H__ */