Replace MBEDTLS_MD_CAN_SHA256 in md.h, ssl.h, and entropy.h

Signed-off-by: Elena Uziunaite <elena.uziunaite@arm.com>
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 3781b51..8f019c1 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -1153,7 +1153,7 @@
 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED) &&        \
     !defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
 #define MBEDTLS_SSL_PEER_CERT_DIGEST_MAX_LEN  48
-#if defined(MBEDTLS_MD_CAN_SHA256)
+#if defined(PSA_WANT_ALG_SHA_256)
 #define MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_TYPE MBEDTLS_MD_SHA256
 #define MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN  32
 #elif defined(PSA_WANT_ALG_SHA_384)
diff --git a/tf-psa-crypto/drivers/builtin/include/mbedtls/entropy.h b/tf-psa-crypto/drivers/builtin/include/mbedtls/entropy.h
index 20fd687..57af02a 100644
--- a/tf-psa-crypto/drivers/builtin/include/mbedtls/entropy.h
+++ b/tf-psa-crypto/drivers/builtin/include/mbedtls/entropy.h
@@ -22,7 +22,7 @@
 #define MBEDTLS_ENTROPY_MD  MBEDTLS_MD_SHA512
 #define MBEDTLS_ENTROPY_BLOCK_SIZE      64      /**< Block size of entropy accumulator (SHA-512) */
 #else
-#if defined(MBEDTLS_MD_CAN_SHA256)
+#if defined(PSA_WANT_ALG_SHA_256)
 #define MBEDTLS_ENTROPY_SHA256_ACCUMULATOR
 #define MBEDTLS_ENTROPY_MD  MBEDTLS_MD_SHA256
 #define MBEDTLS_ENTROPY_BLOCK_SIZE      32      /**< Block size of entropy accumulator (SHA-256) */
diff --git a/tf-psa-crypto/drivers/builtin/include/mbedtls/md.h b/tf-psa-crypto/drivers/builtin/include/mbedtls/md.h
index 52946e6..1bb9fa9 100644
--- a/tf-psa-crypto/drivers/builtin/include/mbedtls/md.h
+++ b/tf-psa-crypto/drivers/builtin/include/mbedtls/md.h
@@ -71,7 +71,7 @@
 #define MBEDTLS_MD_MAX_SIZE         64  /* longest known is SHA512 */
 #elif defined(PSA_WANT_ALG_SHA_384) || defined(MBEDTLS_MD_CAN_SHA3_384)
 #define MBEDTLS_MD_MAX_SIZE         48  /* longest known is SHA384 */
-#elif defined(MBEDTLS_MD_CAN_SHA256) || defined(PSA_WANT_ALG_SHA3_256)
+#elif defined(PSA_WANT_ALG_SHA_256) || defined(PSA_WANT_ALG_SHA3_256)
 #define MBEDTLS_MD_MAX_SIZE         32  /* longest known is SHA256 */
 #elif defined(PSA_WANT_ALG_SHA_224) || defined(MBEDTLS_MD_CAN_SHA3_224)
 #define MBEDTLS_MD_MAX_SIZE         28  /* longest known is SHA224 */