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crypto: sun8i-ce - Add support for the D1 variant 

The Allwinner D1 SoC has a crypto engine compatible with sun8i-ce.
Add support for it.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Corentin Labbe 2021-11-18 23:10:25 -06:00 committed by Herbert Xu
parent 8616b628ef
commit 83f50f2948
2 changed files with 22 additions and 0 deletions
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21
drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
View File

@ -106,6 +106,24 @@ static const struct ce_variant ce_a64_variant = {
.trng = CE_ID_NOTSUPP,
};
static const struct ce_variant ce_d1_variant = {
.alg_cipher = { CE_ALG_AES, CE_ALG_DES, CE_ALG_3DES,
},
.alg_hash = { CE_ALG_MD5, CE_ALG_SHA1, CE_ALG_SHA224, CE_ALG_SHA256,
CE_ALG_SHA384, CE_ALG_SHA512
},
.op_mode = { CE_OP_ECB, CE_OP_CBC
},
.ce_clks = {
{ "bus", 0, 200000000 },
{ "mod", 300000000, 0 },
{ "ram", 0, 400000000 },
},
.esr = ESR_D1,
.prng = CE_ALG_PRNG,
.trng = CE_ALG_TRNG,
};
static const struct ce_variant ce_r40_variant = {
.alg_cipher = { CE_ALG_AES, CE_ALG_DES, CE_ALG_3DES,
},
@ -192,6 +210,7 @@ int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name)
dev_err(ce->dev, "CE ERROR: keysram access error for AES\n");
break;
case ESR_A64:
case ESR_D1:
case ESR_H5:
case ESR_R40:
v >>= (flow * 4);
@ -990,6 +1009,8 @@ static const struct of_device_id sun8i_ce_crypto_of_match_table[] = {
.data = &ce_h3_variant },
{ .compatible = "allwinner,sun8i-r40-crypto",
.data = &ce_r40_variant },
{ .compatible = "allwinner,sun20i-d1-crypto",
.data = &ce_d1_variant },
{ .compatible = "allwinner,sun50i-a64-crypto",
.data = &ce_a64_variant },
{ .compatible = "allwinner,sun50i-h5-crypto",

1
drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
View File

@ -94,6 +94,7 @@
#define ESR_R40 2
#define ESR_H5 3
#define ESR_H6 4
#define ESR_D1 5
#define PRNG_DATA_SIZE (160 / 8)
#define PRNG_SEED_SIZE DIV_ROUND_UP(175, 8)