Commit d4905b38 authored by Nicolas Royer's avatar Nicolas Royer Committed by Herbert Xu
Browse files

crypto: atmel-sha - add support for latest release of the IP (0x410)



Updates from IP release 0x320 to 0x400:
 - add DMA support (previous IP revision use PDC)
 - add DMA double input buffer support
 - add SHA224 support

Update from IP release 0x400 to 0x410:
 - add SHA384 and SHA512 support
Signed-off-by: default avatarNicolas Royer <nicolas@eukrea.com>
Acked-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: default avatarEric Bénard <eric@eukrea.com>
Tested-by: default avatarEric Bénard <eric@eukrea.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 1f858040
......@@ -361,15 +361,17 @@ config CRYPTO_DEV_ATMEL_TDES
will be called atmel-tdes.
config CRYPTO_DEV_ATMEL_SHA
tristate "Support for Atmel SHA1/SHA256 hw accelerator"
tristate "Support for Atmel SHA hw accelerator"
depends on ARCH_AT91
select CRYPTO_SHA1
select CRYPTO_SHA256
select CRYPTO_SHA512
select CRYPTO_ALGAPI
help
Some Atmel processors have SHA1/SHA256 hw accelerator.
Some Atmel processors have SHA1/SHA224/SHA256/SHA384/SHA512
hw accelerator.
Select this if you want to use the Atmel module for
SHA1/SHA256 algorithms.
SHA1/SHA224/SHA256/SHA384/SHA512 algorithms.
To compile this driver as a module, choose M here: the module
will be called atmel-sha.
......
......@@ -14,10 +14,13 @@
#define SHA_MR_MODE_MANUAL 0x0
#define SHA_MR_MODE_AUTO 0x1
#define SHA_MR_MODE_PDC 0x2
#define SHA_MR_DUALBUFF (1 << 3)
#define SHA_MR_PROCDLY (1 << 4)
#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_DUALBUFF (1 << 16)
#define SHA_IER 0x10
#define SHA_IDR 0x14
......@@ -33,6 +36,8 @@
#define SHA_ISR_URAT_MR (0x2 << 12)
#define SHA_ISR_URAT_WO (0x5 << 12)
#define SHA_HW_VERSION 0xFC
#define SHA_TPR 0x108
#define SHA_TCR 0x10C
#define SHA_TNPR 0x118
......
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