From: Corentin Labbe <clabbe.montjoie@xxxxxxxxx>
The Allwinner D1 SoC has a crypto engine compatible with sun8i-ce.
Add support for it.
Signed-off-by: Corentin Labbe <clabbe.montjoie@xxxxxxxxx>
Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx>
---
.../crypto/allwinner/sun8i-ce/sun8i-ce-core.c | 21 +++++++++++++++++++
drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h | 1 +
2 files changed, 22 insertions(+)
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
index 00194d1d9ae6..d8623c7e0d1d 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
@@ -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",
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
index cec781d5063c..624a5926f21f 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
@@ -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)
--
2.32.0
