diff --git a/include/mbedtls/cipher.h b/include/mbedtls/cipher.h
index de3de8a798..03e23276f9 100644
--- a/include/mbedtls/cipher.h
+++ b/include/mbedtls/cipher.h
@@ -366,7 +366,7 @@ typedef struct mbedtls_cipher_context_t {
     mbedtls_cmac_context_t *MBEDTLS_PRIVATE(cmac_ctx);
 #endif
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     /** Indicates whether the cipher operations should be performed
      *  by Mbed TLS' own crypto library or an external implementation
      *  of the PSA Crypto API.
@@ -375,7 +375,7 @@ typedef struct mbedtls_cipher_context_t {
      *  mbedtls_cipher_setup_psa().
      */
     unsigned char MBEDTLS_PRIVATE(psa_enabled);
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
 } mbedtls_cipher_context_t;
 
diff --git a/include/mbedtls/psa_util.h b/include/mbedtls/psa_util.h
index 81de5fc81f..8ce15927b6 100644
--- a/include/mbedtls/psa_util.h
+++ b/include/mbedtls/psa_util.h
@@ -2,9 +2,6 @@
  * \file psa_util.h
  *
  * \brief Utility functions for the use of the PSA Crypto library.
- *
- * \warning This function is not part of the public API and may
- *          change at any time.
  */
 /*
  *  Copyright The Mbed TLS Contributors
@@ -29,214 +26,8 @@
 
 #include "mbedtls/build_info.h"
 
-#include "mbedtls/platform_util.h"
-
 #if defined(MBEDTLS_PSA_CRYPTO_C)
 
-#include "psa/crypto.h"
-
-#include "mbedtls/ecp.h"
-#include "mbedtls/md.h"
-#include "mbedtls/pk.h"
-#include "mbedtls/oid.h"
-#include "mbedtls/error.h"
-#include <string.h>
-
-/* Translations for symmetric crypto. */
-
-static inline psa_key_type_t mbedtls_psa_translate_cipher_type(
-    mbedtls_cipher_type_t cipher)
-{
-    switch (cipher) {
-        case MBEDTLS_CIPHER_AES_128_CCM:
-        case MBEDTLS_CIPHER_AES_192_CCM:
-        case MBEDTLS_CIPHER_AES_256_CCM:
-        case MBEDTLS_CIPHER_AES_128_CCM_STAR_NO_TAG:
-        case MBEDTLS_CIPHER_AES_192_CCM_STAR_NO_TAG:
-        case MBEDTLS_CIPHER_AES_256_CCM_STAR_NO_TAG:
-        case MBEDTLS_CIPHER_AES_128_GCM:
-        case MBEDTLS_CIPHER_AES_192_GCM:
-        case MBEDTLS_CIPHER_AES_256_GCM:
-        case MBEDTLS_CIPHER_AES_128_CBC:
-        case MBEDTLS_CIPHER_AES_192_CBC:
-        case MBEDTLS_CIPHER_AES_256_CBC:
-        case MBEDTLS_CIPHER_AES_128_ECB:
-        case MBEDTLS_CIPHER_AES_192_ECB:
-        case MBEDTLS_CIPHER_AES_256_ECB:
-            return PSA_KEY_TYPE_AES;
-
-        /* ARIA not yet supported in PSA. */
-        /* case MBEDTLS_CIPHER_ARIA_128_CCM:
-           case MBEDTLS_CIPHER_ARIA_192_CCM:
-           case MBEDTLS_CIPHER_ARIA_256_CCM:
-           case MBEDTLS_CIPHER_ARIA_128_CCM_STAR_NO_TAG:
-           case MBEDTLS_CIPHER_ARIA_192_CCM_STAR_NO_TAG:
-           case MBEDTLS_CIPHER_ARIA_256_CCM_STAR_NO_TAG:
-           case MBEDTLS_CIPHER_ARIA_128_GCM:
-           case MBEDTLS_CIPHER_ARIA_192_GCM:
-           case MBEDTLS_CIPHER_ARIA_256_GCM:
-           case MBEDTLS_CIPHER_ARIA_128_CBC:
-           case MBEDTLS_CIPHER_ARIA_192_CBC:
-           case MBEDTLS_CIPHER_ARIA_256_CBC:
-               return( PSA_KEY_TYPE_ARIA ); */
-
-        default:
-            return 0;
-    }
-}
-
-static inline psa_algorithm_t mbedtls_psa_translate_cipher_mode(
-    mbedtls_cipher_mode_t mode, size_t taglen)
-{
-    switch (mode) {
-        case MBEDTLS_MODE_ECB:
-            return PSA_ALG_ECB_NO_PADDING;
-        case MBEDTLS_MODE_GCM:
-            return PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_GCM, taglen);
-        case MBEDTLS_MODE_CCM:
-            return PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen);
-        case MBEDTLS_MODE_CCM_STAR_NO_TAG:
-            return PSA_ALG_CCM_STAR_NO_TAG;
-        case MBEDTLS_MODE_CBC:
-            if (taglen == 0) {
-                return PSA_ALG_CBC_NO_PADDING;
-            } else {
-                return 0;
-            }
-        default:
-            return 0;
-    }
-}
-
-static inline psa_key_usage_t mbedtls_psa_translate_cipher_operation(
-    mbedtls_operation_t op)
-{
-    switch (op) {
-        case MBEDTLS_ENCRYPT:
-            return PSA_KEY_USAGE_ENCRYPT;
-        case MBEDTLS_DECRYPT:
-            return PSA_KEY_USAGE_DECRYPT;
-        default:
-            return 0;
-    }
-}
-
-/* Translations for ECC. */
-
-static inline int mbedtls_psa_get_ecc_oid_from_id(
-    psa_ecc_family_t curve, size_t bits,
-    char const **oid, size_t *oid_len)
-{
-    switch (curve) {
-        case PSA_ECC_FAMILY_SECP_R1:
-            switch (bits) {
-#if defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED)
-                case 192:
-                    *oid = MBEDTLS_OID_EC_GRP_SECP192R1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_SECP192R1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_SECP192R1_ENABLED */
-#if defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED)
-                case 224:
-                    *oid = MBEDTLS_OID_EC_GRP_SECP224R1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_SECP224R1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_SECP224R1_ENABLED */
-#if defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED)
-                case 256:
-                    *oid = MBEDTLS_OID_EC_GRP_SECP256R1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_SECP256R1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_SECP256R1_ENABLED */
-#if defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED)
-                case 384:
-                    *oid = MBEDTLS_OID_EC_GRP_SECP384R1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_SECP384R1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_SECP384R1_ENABLED */
-#if defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED)
-                case 521:
-                    *oid = MBEDTLS_OID_EC_GRP_SECP521R1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_SECP521R1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_SECP521R1_ENABLED */
-            }
-            break;
-        case PSA_ECC_FAMILY_SECP_K1:
-            switch (bits) {
-#if defined(MBEDTLS_ECP_DP_SECP192K1_ENABLED)
-                case 192:
-                    *oid = MBEDTLS_OID_EC_GRP_SECP192K1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_SECP192K1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_SECP192K1_ENABLED */
-#if defined(MBEDTLS_ECP_DP_SECP224K1_ENABLED)
-                case 224:
-                    *oid = MBEDTLS_OID_EC_GRP_SECP224K1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_SECP224K1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_SECP224K1_ENABLED */
-#if defined(MBEDTLS_ECP_DP_SECP256K1_ENABLED)
-                case 256:
-                    *oid = MBEDTLS_OID_EC_GRP_SECP256K1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_SECP256K1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_SECP256K1_ENABLED */
-            }
-            break;
-        case PSA_ECC_FAMILY_BRAINPOOL_P_R1:
-            switch (bits) {
-#if defined(MBEDTLS_ECP_DP_BP256R1_ENABLED)
-                case 256:
-                    *oid = MBEDTLS_OID_EC_GRP_BP256R1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_BP256R1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_BP256R1_ENABLED */
-#if defined(MBEDTLS_ECP_DP_BP384R1_ENABLED)
-                case 384:
-                    *oid = MBEDTLS_OID_EC_GRP_BP384R1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_BP384R1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_BP384R1_ENABLED */
-#if defined(MBEDTLS_ECP_DP_BP512R1_ENABLED)
-                case 512:
-                    *oid = MBEDTLS_OID_EC_GRP_BP512R1;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_EC_GRP_BP512R1);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_BP512R1_ENABLED */
-            }
-            break;
-        case PSA_ECC_FAMILY_MONTGOMERY:
-            switch (bits) {
-#if defined(MBEDTLS_ECP_DP_CURVE25519_ENABLED)
-                case 255:
-                    *oid = MBEDTLS_OID_X25519;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_X25519);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_CURVE25519_ENABLED */
-#if defined(MBEDTLS_ECP_DP_CURVE448_ENABLED)
-                case 448:
-                    *oid = MBEDTLS_OID_X448;
-                    *oid_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_X448);
-                    return 0;
-#endif /* MBEDTLS_ECP_DP_CURVE448_ENABLED */
-            }
-            break;
-    }
-    (void) oid;
-    (void) oid_len;
-    return -1;
-}
-
-#define MBEDTLS_PSA_MAX_EC_PUBKEY_LENGTH \
-    PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS)
-
-#define MBEDTLS_PSA_MAX_EC_KEY_PAIR_LENGTH \
-    PSA_KEY_EXPORT_ECC_KEY_PAIR_MAX_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS)
-
-#define MBEDTLS_PSA_MAX_FFDH_PUBKEY_LENGTH \
-    PSA_KEY_EXPORT_FFDH_PUBLIC_KEY_MAX_SIZE(PSA_VENDOR_FFDH_MAX_KEY_BITS)
-
 /* Expose whatever RNG the PSA subsystem uses to applications using the
  * mbedtls_xxx API. The declarations and definitions here need to be
  * consistent with the implementation in library/psa_crypto_random_impl.h.
@@ -321,58 +112,5 @@ extern mbedtls_psa_drbg_context_t *const mbedtls_psa_random_state;
 
 #endif /* !defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG) */
 
-typedef struct {
-    /* Error codes used by PSA crypto are in -255..-128, fitting in 16 bits. */
-    int16_t psa_status;
-    /* Error codes used by Mbed TLS are in one of the ranges
-     * -127..-1 (low-level) or -32767..-4096 (high-level with a low-level
-     * code optionally added), fitting in 16 bits. */
-    int16_t mbedtls_error;
-} mbedtls_error_pair_t;
-
-#if defined(MBEDTLS_MD_LIGHT)
-extern const mbedtls_error_pair_t psa_to_md_errors[4];
-#endif
-
-#if defined(MBEDTLS_LMS_C)
-extern const mbedtls_error_pair_t psa_to_lms_errors[3];
-#endif
-
-#if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3)
-extern const mbedtls_error_pair_t psa_to_ssl_errors[7];
-#endif
-
-#if defined(PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY) ||    \
-    defined(MBEDTLS_PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_LEGACY)
-extern const mbedtls_error_pair_t psa_to_pk_rsa_errors[8];
-#endif
-
-#if defined(MBEDTLS_USE_PSA_CRYPTO) && \
-    defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY)
-extern const mbedtls_error_pair_t psa_to_pk_ecdsa_errors[7];
-#endif
-
-/* Generic fallback function for error translation,
- * when the received state was not module-specific. */
-int psa_generic_status_to_mbedtls(psa_status_t status);
-
-/* This function iterates over provided local error translations,
- * and if no match was found - calls the fallback error translation function. */
-int psa_status_to_mbedtls(psa_status_t status,
-                          const mbedtls_error_pair_t *local_translations,
-                          size_t local_errors_num,
-                          int (*fallback_f)(psa_status_t));
-
-/* The second out of three-stage error handling functions of the pk module,
- * acts as a fallback after RSA / ECDSA error translation, and if no match
- * is found, it itself calls psa_generic_status_to_mbedtls. */
-int psa_pk_status_to_mbedtls(psa_status_t status);
-
-/* Utility macro to shorten the defines of error translator in modules. */
-#define PSA_TO_MBEDTLS_ERR_LIST(status, error_list, fallback_f)       \
-    psa_status_to_mbedtls(status, error_list,                         \
-                          sizeof(error_list)/sizeof(error_list[0]),   \
-                          fallback_f)
-
 #endif /* MBEDTLS_PSA_CRYPTO_C */
 #endif /* MBEDTLS_PSA_UTIL_H */
diff --git a/library/cipher.c b/library/cipher.c
index 015e25d799..490326a6b0 100644
--- a/library/cipher.c
+++ b/library/cipher.c
@@ -54,10 +54,9 @@
 #include "mbedtls/cmac.h"
 #endif
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
 #include "psa/crypto.h"
-#include "mbedtls/psa_util.h"
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
 #if defined(MBEDTLS_NIST_KW_C)
 #include "mbedtls/nist_kw.h"
@@ -144,6 +143,72 @@ const mbedtls_cipher_info_t *mbedtls_cipher_info_from_values(
     return NULL;
 }
 
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
+static inline psa_key_type_t mbedtls_psa_translate_cipher_type(
+    mbedtls_cipher_type_t cipher)
+{
+    switch (cipher) {
+        case MBEDTLS_CIPHER_AES_128_CCM:
+        case MBEDTLS_CIPHER_AES_192_CCM:
+        case MBEDTLS_CIPHER_AES_256_CCM:
+        case MBEDTLS_CIPHER_AES_128_CCM_STAR_NO_TAG:
+        case MBEDTLS_CIPHER_AES_192_CCM_STAR_NO_TAG:
+        case MBEDTLS_CIPHER_AES_256_CCM_STAR_NO_TAG:
+        case MBEDTLS_CIPHER_AES_128_GCM:
+        case MBEDTLS_CIPHER_AES_192_GCM:
+        case MBEDTLS_CIPHER_AES_256_GCM:
+        case MBEDTLS_CIPHER_AES_128_CBC:
+        case MBEDTLS_CIPHER_AES_192_CBC:
+        case MBEDTLS_CIPHER_AES_256_CBC:
+        case MBEDTLS_CIPHER_AES_128_ECB:
+        case MBEDTLS_CIPHER_AES_192_ECB:
+        case MBEDTLS_CIPHER_AES_256_ECB:
+            return PSA_KEY_TYPE_AES;
+
+        /* ARIA not yet supported in PSA. */
+        /* case MBEDTLS_CIPHER_ARIA_128_CCM:
+           case MBEDTLS_CIPHER_ARIA_192_CCM:
+           case MBEDTLS_CIPHER_ARIA_256_CCM:
+           case MBEDTLS_CIPHER_ARIA_128_CCM_STAR_NO_TAG:
+           case MBEDTLS_CIPHER_ARIA_192_CCM_STAR_NO_TAG:
+           case MBEDTLS_CIPHER_ARIA_256_CCM_STAR_NO_TAG:
+           case MBEDTLS_CIPHER_ARIA_128_GCM:
+           case MBEDTLS_CIPHER_ARIA_192_GCM:
+           case MBEDTLS_CIPHER_ARIA_256_GCM:
+           case MBEDTLS_CIPHER_ARIA_128_CBC:
+           case MBEDTLS_CIPHER_ARIA_192_CBC:
+           case MBEDTLS_CIPHER_ARIA_256_CBC:
+               return( PSA_KEY_TYPE_ARIA ); */
+
+        default:
+            return 0;
+    }
+}
+
+static inline psa_algorithm_t mbedtls_psa_translate_cipher_mode(
+    mbedtls_cipher_mode_t mode, size_t taglen)
+{
+    switch (mode) {
+        case MBEDTLS_MODE_ECB:
+            return PSA_ALG_ECB_NO_PADDING;
+        case MBEDTLS_MODE_GCM:
+            return PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_GCM, taglen);
+        case MBEDTLS_MODE_CCM:
+            return PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen);
+        case MBEDTLS_MODE_CCM_STAR_NO_TAG:
+            return PSA_ALG_CCM_STAR_NO_TAG;
+        case MBEDTLS_MODE_CBC:
+            if (taglen == 0) {
+                return PSA_ALG_CBC_NO_PADDING;
+            } else {
+                return 0;
+            }
+        default:
+            return 0;
+    }
+}
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
+
 void mbedtls_cipher_init(mbedtls_cipher_context_t *ctx)
 {
     memset(ctx, 0, sizeof(mbedtls_cipher_context_t));
@@ -155,7 +220,7 @@ void mbedtls_cipher_free(mbedtls_cipher_context_t *ctx)
         return;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         if (ctx->cipher_ctx != NULL) {
             mbedtls_cipher_context_psa * const cipher_psa =
@@ -173,7 +238,7 @@ void mbedtls_cipher_free(mbedtls_cipher_context_t *ctx)
         mbedtls_platform_zeroize(ctx, sizeof(mbedtls_cipher_context_t));
         return;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
 #if defined(MBEDTLS_CMAC_C)
     if (ctx->cmac_ctx) {
@@ -219,8 +284,7 @@ int mbedtls_cipher_setup(mbedtls_cipher_context_t *ctx,
     return 0;
 }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
-#if !defined(MBEDTLS_DEPRECATED_REMOVED)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
 int mbedtls_cipher_setup_psa(mbedtls_cipher_context_t *ctx,
                              const mbedtls_cipher_info_t *cipher_info,
                              size_t taglen)
@@ -254,8 +318,7 @@ int mbedtls_cipher_setup_psa(mbedtls_cipher_context_t *ctx,
     ctx->psa_enabled = 1;
     return 0;
 }
-#endif /* MBEDTLS_DEPRECATED_REMOVED */
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
 int mbedtls_cipher_setkey(mbedtls_cipher_context_t *ctx,
                           const unsigned char *key,
@@ -269,7 +332,7 @@ int mbedtls_cipher_setkey(mbedtls_cipher_context_t *ctx,
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         mbedtls_cipher_context_psa * const cipher_psa =
             (mbedtls_cipher_context_psa *) ctx->cipher_ctx;
@@ -302,7 +365,6 @@ int mbedtls_cipher_setkey(mbedtls_cipher_context_t *ctx,
          * and use it for AEAD decryption. Until tests relying on this
          * are changed, allow any usage in PSA. */
         psa_set_key_usage_flags(&attributes,
-                                /* mbedtls_psa_translate_cipher_operation( operation ); */
                                 PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_DECRYPT);
         psa_set_key_algorithm(&attributes, cipher_psa->alg);
 
@@ -326,7 +388,7 @@ int mbedtls_cipher_setkey(mbedtls_cipher_context_t *ctx,
         ctx->operation = operation;
         return 0;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
     if ((ctx->cipher_info->flags & MBEDTLS_CIPHER_VARIABLE_KEY_LEN) == 0 &&
         (int) mbedtls_cipher_info_get_key_bitlen(ctx->cipher_info) != key_bitlen) {
@@ -364,14 +426,14 @@ int mbedtls_cipher_set_iv(mbedtls_cipher_context_t *ctx,
     if (ctx->cipher_info == NULL) {
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* While PSA Crypto has an API for multipart
          * operations, we currently don't make it
          * accessible through the cipher layer. */
         return MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
     /* avoid buffer overflow in ctx->iv */
     if (iv_len > MBEDTLS_MAX_IV_LENGTH) {
@@ -460,13 +522,13 @@ int mbedtls_cipher_reset(mbedtls_cipher_context_t *ctx)
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* We don't support resetting PSA-based
          * cipher contexts, yet. */
         return MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
     ctx->unprocessed_len = 0;
 
@@ -481,14 +543,14 @@ int mbedtls_cipher_update_ad(mbedtls_cipher_context_t *ctx,
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* While PSA Crypto has an API for multipart
          * operations, we currently don't make it
          * accessible through the cipher layer. */
         return MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
 #if defined(MBEDTLS_GCM_C)
     if (MBEDTLS_MODE_GCM == ((mbedtls_cipher_mode_t) ctx->cipher_info->mode)) {
@@ -532,14 +594,14 @@ int mbedtls_cipher_update(mbedtls_cipher_context_t *ctx, const unsigned char *in
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* While PSA Crypto has an API for multipart
          * operations, we currently don't make it
          * accessible through the cipher layer. */
         return MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
     *olen = 0;
     block_size = mbedtls_cipher_get_block_size(ctx);
@@ -956,14 +1018,14 @@ int mbedtls_cipher_finish(mbedtls_cipher_context_t *ctx,
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* While PSA Crypto has an API for multipart
          * operations, we currently don't make it
          * accessible through the cipher layer. */
         return MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
     *olen = 0;
 
@@ -1055,7 +1117,7 @@ int mbedtls_cipher_set_padding_mode(mbedtls_cipher_context_t *ctx,
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* While PSA Crypto knows about CBC padding
          * schemes, we currently don't make them
@@ -1066,7 +1128,7 @@ int mbedtls_cipher_set_padding_mode(mbedtls_cipher_context_t *ctx,
 
         return 0;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
     switch (mode) {
 #if defined(MBEDTLS_CIPHER_PADDING_PKCS7)
@@ -1118,14 +1180,14 @@ int mbedtls_cipher_write_tag(mbedtls_cipher_context_t *ctx,
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* While PSA Crypto has an API for multipart
          * operations, we currently don't make it
          * accessible through the cipher layer. */
         return MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
 #if defined(MBEDTLS_GCM_C)
     if (MBEDTLS_MODE_GCM == ((mbedtls_cipher_mode_t) ctx->cipher_info->mode)) {
@@ -1167,14 +1229,14 @@ int mbedtls_cipher_check_tag(mbedtls_cipher_context_t *ctx,
         return MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA;
     }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* While PSA Crypto has an API for multipart
          * operations, we currently don't make it
          * accessible through the cipher layer. */
         return MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
     /* Status to return on a non-authenticated algorithm. */
     ret = MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE;
@@ -1242,7 +1304,7 @@ int mbedtls_cipher_crypt(mbedtls_cipher_context_t *ctx,
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
     size_t finish_olen;
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* As in the non-PSA case, we don't check that
          * a key has been set. If not, the key slot will
@@ -1300,7 +1362,7 @@ int mbedtls_cipher_crypt(mbedtls_cipher_context_t *ctx,
         *olen += part_len;
         return 0;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
     if ((ret = mbedtls_cipher_set_iv(ctx, iv, iv_len)) != 0) {
         return ret;
@@ -1337,7 +1399,7 @@ static int mbedtls_cipher_aead_encrypt(mbedtls_cipher_context_t *ctx,
                                        unsigned char *output, size_t *olen,
                                        unsigned char *tag, size_t tag_len)
 {
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* As in the non-PSA case, we don't check that
          * a key has been set. If not, the key slot will
@@ -1368,7 +1430,7 @@ static int mbedtls_cipher_aead_encrypt(mbedtls_cipher_context_t *ctx,
         *olen -= tag_len;
         return 0;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
 #if defined(MBEDTLS_GCM_C)
     if (MBEDTLS_MODE_GCM == ((mbedtls_cipher_mode_t) ctx->cipher_info->mode)) {
@@ -1414,7 +1476,7 @@ static int mbedtls_cipher_aead_decrypt(mbedtls_cipher_context_t *ctx,
                                        unsigned char *output, size_t *olen,
                                        const unsigned char *tag, size_t tag_len)
 {
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
     if (ctx->psa_enabled == 1) {
         /* As in the non-PSA case, we don't check that
          * a key has been set. If not, the key slot will
@@ -1446,7 +1508,7 @@ static int mbedtls_cipher_aead_decrypt(mbedtls_cipher_context_t *ctx,
 
         return 0;
     }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO && !MBEDTLS_DEPRECATED_REMOVED */
 
 #if defined(MBEDTLS_GCM_C)
     if (MBEDTLS_MODE_GCM == ((mbedtls_cipher_mode_t) ctx->cipher_info->mode)) {
@@ -1519,7 +1581,7 @@ int mbedtls_cipher_auth_encrypt_ext(mbedtls_cipher_context_t *ctx,
 {
 #if defined(MBEDTLS_NIST_KW_C)
     if (
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
         ctx->psa_enabled == 0 &&
 #endif
         (MBEDTLS_MODE_KW == ((mbedtls_cipher_mode_t) ctx->cipher_info->mode) ||
@@ -1570,7 +1632,7 @@ int mbedtls_cipher_auth_decrypt_ext(mbedtls_cipher_context_t *ctx,
 {
 #if defined(MBEDTLS_NIST_KW_C)
     if (
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && !defined(MBEDTLS_DEPRECATED_REMOVED)
         ctx->psa_enabled == 0 &&
 #endif
         (MBEDTLS_MODE_KW == ((mbedtls_cipher_mode_t) ctx->cipher_info->mode) ||
diff --git a/library/lmots.c b/library/lmots.c
index 4ef2c5178e..40306546d0 100644
--- a/library/lmots.c
+++ b/library/lmots.c
@@ -41,7 +41,7 @@
 #include "mbedtls/lms.h"
 #include "mbedtls/platform_util.h"
 #include "mbedtls/error.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 
 #include "psa/crypto.h"
 
diff --git a/library/lms.c b/library/lms.c
index 823ce09f89..4a42f679ac 100644
--- a/library/lms.c
+++ b/library/lms.c
@@ -39,7 +39,7 @@
 #include "lmots.h"
 
 #include "psa/crypto.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #include "mbedtls/lms.h"
 #include "mbedtls/error.h"
 #include "mbedtls/platform_util.h"
diff --git a/library/md.c b/library/md.c
index a29d876e9e..964d4bd301 100644
--- a/library/md.c
+++ b/library/md.c
@@ -56,7 +56,7 @@
 #if defined(MBEDTLS_PSA_CRYPTO_C)
 #include <psa/crypto.h>
 #include "md_psa.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #endif
 
 #if defined(MBEDTLS_MD_SOME_PSA)
diff --git a/library/pk.c b/library/pk.c
index 77bf29183b..03c1e353bd 100644
--- a/library/pk.c
+++ b/library/pk.c
@@ -39,7 +39,7 @@
 #endif
 
 #if defined(MBEDTLS_PSA_CRYPTO_C)
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #include "md_psa.h"
 #endif
 
diff --git a/library/pk_internal.h b/library/pk_internal.h
index 3d05f57b9f..416ef234f6 100644
--- a/library/pk_internal.h
+++ b/library/pk_internal.h
@@ -34,7 +34,7 @@
 #endif
 
 #if defined(MBEDTLS_PSA_CRYPTO_C)
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #define PSA_PK_TO_MBEDTLS_ERR(status) psa_pk_status_to_mbedtls(status)
 #define PSA_PK_RSA_TO_MBEDTLS_ERR(status) PSA_TO_MBEDTLS_ERR_LIST(status,     \
                                                                   psa_to_pk_rsa_errors,            \
diff --git a/library/pk_wrap.c b/library/pk_wrap.c
index 3c14fd1f49..3fe2c3e0d2 100644
--- a/library/pk_wrap.c
+++ b/library/pk_wrap.c
@@ -43,7 +43,7 @@
 #endif
 
 #if defined(MBEDTLS_PSA_CRYPTO_C)
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #endif
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
diff --git a/library/pkcs12.c b/library/pkcs12.c
index 2f1495a1a0..db31722c1b 100644
--- a/library/pkcs12.c
+++ b/library/pkcs12.c
@@ -39,7 +39,7 @@
 #include "mbedtls/des.h"
 #endif
 
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 
 #if defined(MBEDTLS_ASN1_PARSE_C)
 
diff --git a/library/pkcs5.c b/library/pkcs5.c
index d620dc1ceb..5d415ca41f 100644
--- a/library/pkcs5.c
+++ b/library/pkcs5.c
@@ -44,7 +44,7 @@
 
 #include "mbedtls/platform.h"
 
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 
 #if defined(MBEDTLS_ASN1_PARSE_C)
 static int pkcs5_parse_pbkdf2_params(const mbedtls_asn1_buf *params,
diff --git a/library/pkparse.c b/library/pkparse.c
index 483176abc2..e3d84c266a 100644
--- a/library/pkparse.c
+++ b/library/pkparse.c
@@ -54,7 +54,7 @@
 #endif
 
 #if defined(MBEDTLS_PSA_CRYPTO_C)
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #endif
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
diff --git a/library/pkwrite.c b/library/pkwrite.c
index 5f801e27d4..4ec0b81c58 100644
--- a/library/pkwrite.c
+++ b/library/pkwrite.c
@@ -53,7 +53,7 @@
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #include "psa/crypto.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #endif
 #include "mbedtls/platform.h"
 
diff --git a/library/psa_crypto_ffdh.c b/library/psa_crypto_ffdh.c
index a65ef46604..d8a208fae2 100644
--- a/library/psa_crypto_ffdh.c
+++ b/library/psa_crypto_ffdh.c
@@ -27,6 +27,7 @@
 #include "psa_crypto_ffdh.h"
 #include "psa_crypto_random_impl.h"
 #include "mbedtls/platform.h"
+#include "mbedtls/error.h"
 
 #if defined(MBEDTLS_PSA_BUILTIN_KEY_TYPE_DH_KEY_PAIR_LEGACY) ||   \
     defined(MBEDTLS_PSA_BUILTIN_KEY_TYPE_DH_PUBLIC_KEY) || \
diff --git a/library/psa_crypto_pake.c b/library/psa_crypto_pake.c
index e22bcf825b..c2e7dba241 100644
--- a/library/psa_crypto_pake.c
+++ b/library/psa_crypto_pake.c
@@ -28,7 +28,7 @@
 #include "psa_crypto_slot_management.h"
 
 #include <mbedtls/ecjpake.h>
-#include <mbedtls/psa_util.h>
+#include <psa_util_internal.h>
 
 #include <mbedtls/platform.h>
 #include <mbedtls/error.h>
diff --git a/library/psa_crypto_random_impl.h b/library/psa_crypto_random_impl.h
index 4197b4be42..2a75a439a2 100644
--- a/library/psa_crypto_random_impl.h
+++ b/library/psa_crypto_random_impl.h
@@ -3,12 +3,12 @@
  * \brief PSA crypto random generator implementation abstraction.
  *
  * The definitions here need to be consistent with the declarations
- * in include/mbedtls/psa_util.h. This file contains some redundant
+ * in include/psa_util_internal.h. This file contains some redundant
  * declarations to increase the chance that a compiler will detect
  * inconsistencies if one file is changed without updating the other,
  * but not all potential inconsistencies can be enforced, so make sure
  * to check the public declarations and contracts in
- * include/mbedtls/psa_util.h if you modify this file.
+ * include/psa_util_internal.h if you modify this file.
  */
 /*
  *  Copyright The Mbed TLS Contributors
@@ -30,7 +30,7 @@
 #ifndef PSA_CRYPTO_RANDOM_IMPL_H
 #define PSA_CRYPTO_RANDOM_IMPL_H
 
-#include <mbedtls/psa_util.h>
+#include <psa_util_internal.h>
 
 #if defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG)
 
@@ -123,7 +123,7 @@ typedef struct {
     mbedtls_psa_drbg_context_t drbg;
 } mbedtls_psa_random_context_t;
 
-/* Defined in include/mbedtls/psa_util.h so that it's visible to
+/* Defined in include/psa_util_internal.h so that it's visible to
  * application code. The declaration here is redundant, but included
  * as a safety net to make it more likely that a future change that
  * accidentally causes the implementation to diverge from the interface
@@ -154,7 +154,7 @@ static mbedtls_f_rng_t *const mbedtls_psa_get_random;
 /* psa_crypto.c sets this variable to a pointer to the DRBG state in the
  * global PSA crypto state. */
 /* The type `mbedtls_psa_drbg_context_t` is defined in
- * include/mbedtls/psa_util.h so that `mbedtls_psa_random_state` can be
+ * include/psa_util_internal.h so that `mbedtls_psa_random_state` can be
  * declared there and be visible to application code. */
 extern mbedtls_psa_drbg_context_t *const mbedtls_psa_random_state;
 
diff --git a/library/psa_util.c b/library/psa_util.c
index 70b80d84c4..ef623168f6 100644
--- a/library/psa_util.c
+++ b/library/psa_util.c
@@ -25,11 +25,31 @@
 #include <psa/crypto.h>
 
 #include "psa_crypto_core.h"
-#include <mbedtls/psa_util.h>
+#include <psa_util_internal.h>
+
+/* The following includes are needed for MBEDTLS_ERR_XXX macros */
 #include <mbedtls/error.h>
+#if defined(MBEDTLS_MD_LIGHT)
+#include <mbedtls/md.h>
+#endif
+#if defined(MBEDTLS_LMS_C)
 #include <mbedtls/lms.h>
+#endif
+#if defined(MBEDTLS_SSL_TLS_C) && \
+    (defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3))
 #include <mbedtls/ssl.h>
+#endif
+#if defined(PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY) ||    \
+    defined(MBEDTLS_PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_LEGACY)
 #include <mbedtls/rsa.h>
+#endif
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && \
+    defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY)
+#include <mbedtls/ecp.h>
+#endif
+#if defined(MBEDTLS_PK_C)
+#include <mbedtls/pk.h>
+#endif
 
 /* PSA_SUCCESS is kept at the top of each error table since
  * it's the most common status when everything functions properly. */
@@ -50,7 +70,8 @@ const mbedtls_error_pair_t psa_to_lms_errors[] =
     { PSA_ERROR_INVALID_ARGUMENT,      MBEDTLS_ERR_LMS_BAD_INPUT_DATA }
 };
 #endif
-#if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3)
+#if defined(MBEDTLS_SSL_TLS_C) && \
+    (defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3))
 const mbedtls_error_pair_t psa_to_ssl_errors[] =
 {
     { PSA_SUCCESS,                     0 },
@@ -123,6 +144,7 @@ int psa_status_to_mbedtls(psa_status_t status,
     return fallback_f(status);
 }
 
+#if defined(MBEDTLS_PK_C)
 int psa_pk_status_to_mbedtls(psa_status_t status)
 {
     switch (status) {
@@ -146,4 +168,5 @@ int psa_pk_status_to_mbedtls(psa_status_t status)
             return psa_generic_status_to_mbedtls(status);
     }
 }
+#endif /* MBEDTLS_PK_C */
 #endif /* MBEDTLS_PSA_CRYPTO_C */
diff --git a/library/psa_util_internal.h b/library/psa_util_internal.h
new file mode 100644
index 0000000000..18bdc9e1d9
--- /dev/null
+++ b/library/psa_util_internal.h
@@ -0,0 +1,108 @@
+/**
+ * \file psa_util_internal.h
+ *
+ * \brief Internal utility functions for use of PSA Crypto.
+ */
+/*
+ *  Copyright The Mbed TLS Contributors
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#ifndef MBEDTLS_PSA_UTIL_INTERNAL_H
+#define MBEDTLS_PSA_UTIL_INTERNAL_H
+
+/* Include the public header so that users only need one include. */
+#include "mbedtls/psa_util.h"
+
+#include "psa/crypto.h"
+
+#if defined(MBEDTLS_PSA_CRYPTO_C)
+
+/*************************************************************************
+ * FFDH
+ ************************************************************************/
+
+#define MBEDTLS_PSA_MAX_FFDH_PUBKEY_LENGTH \
+    PSA_KEY_EXPORT_FFDH_PUBLIC_KEY_MAX_SIZE(PSA_VENDOR_FFDH_MAX_KEY_BITS)
+
+/*************************************************************************
+ * ECC
+ ************************************************************************/
+
+#define MBEDTLS_PSA_MAX_EC_PUBKEY_LENGTH \
+    PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS)
+
+#define MBEDTLS_PSA_MAX_EC_KEY_PAIR_LENGTH \
+    PSA_KEY_EXPORT_ECC_KEY_PAIR_MAX_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS)
+
+/*************************************************************************
+ * Error translation
+ ************************************************************************/
+
+typedef struct {
+    /* Error codes used by PSA crypto are in -255..-128, fitting in 16 bits. */
+    int16_t psa_status;
+    /* Error codes used by Mbed TLS are in one of the ranges
+     * -127..-1 (low-level) or -32767..-4096 (high-level with a low-level
+     * code optionally added), fitting in 16 bits. */
+    int16_t mbedtls_error;
+} mbedtls_error_pair_t;
+
+#if defined(MBEDTLS_MD_LIGHT)
+extern const mbedtls_error_pair_t psa_to_md_errors[4];
+#endif
+
+#if defined(MBEDTLS_LMS_C)
+extern const mbedtls_error_pair_t psa_to_lms_errors[3];
+#endif
+
+#if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3)
+extern const mbedtls_error_pair_t psa_to_ssl_errors[7];
+#endif
+
+#if defined(PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY) ||    \
+    defined(MBEDTLS_PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_LEGACY)
+extern const mbedtls_error_pair_t psa_to_pk_rsa_errors[8];
+#endif
+
+#if defined(MBEDTLS_USE_PSA_CRYPTO) && \
+    defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY)
+extern const mbedtls_error_pair_t psa_to_pk_ecdsa_errors[7];
+#endif
+
+/* Generic fallback function for error translation,
+ * when the received state was not module-specific. */
+int psa_generic_status_to_mbedtls(psa_status_t status);
+
+/* This function iterates over provided local error translations,
+ * and if no match was found - calls the fallback error translation function. */
+int psa_status_to_mbedtls(psa_status_t status,
+                          const mbedtls_error_pair_t *local_translations,
+                          size_t local_errors_num,
+                          int (*fallback_f)(psa_status_t));
+
+/* The second out of three-stage error handling functions of the pk module,
+ * acts as a fallback after RSA / ECDSA error translation, and if no match
+ * is found, it itself calls psa_generic_status_to_mbedtls. */
+int psa_pk_status_to_mbedtls(psa_status_t status);
+
+/* Utility macro to shorten the defines of error translator in modules. */
+#define PSA_TO_MBEDTLS_ERR_LIST(status, error_list, fallback_f)       \
+    psa_status_to_mbedtls(status, error_list,                         \
+                          sizeof(error_list)/sizeof(error_list[0]),   \
+                          fallback_f)
+
+#endif /* MBEDTLS_PSA_CRYPTO_C */
+#endif /* MBEDTLS_PSA_UTIL_INTERNAL_H */
diff --git a/library/ssl_misc.h b/library/ssl_misc.h
index cc893b4c62..21a89bea45 100644
--- a/library/ssl_misc.h
+++ b/library/ssl_misc.h
@@ -24,12 +24,14 @@
 
 #include "mbedtls/build_info.h"
 
+#include "mbedtls/error.h"
+
 #include "mbedtls/ssl.h"
 #include "mbedtls/cipher.h"
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3)
 #include "psa/crypto.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #endif
 
 #if defined(MBEDTLS_MD_CAN_MD5)
diff --git a/library/ssl_msg.c b/library/ssl_msg.c
index e9050230b3..2aba17b57e 100644
--- a/library/ssl_msg.c
+++ b/library/ssl_msg.c
@@ -40,7 +40,7 @@
 #include <string.h>
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #include "psa/crypto.h"
 #endif
 
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index b97d4eecf5..d18b80a720 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -42,7 +42,7 @@
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #include "md_psa.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #include "psa/crypto.h"
 #endif
 
diff --git a/library/ssl_tls12_client.c b/library/ssl_tls12_client.c
index 0d5e777870..4d8442ecaf 100644
--- a/library/ssl_tls12_client.c
+++ b/library/ssl_tls12_client.c
@@ -31,7 +31,7 @@
 #include "mbedtls/constant_time.h"
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #include "psa/crypto.h"
 #if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED)
 /* Define a local translating function to save code size by not using too many
diff --git a/library/ssl_tls13_generic.c b/library/ssl_tls13_generic.c
index 665ea71550..d6f72f800c 100644
--- a/library/ssl_tls13_generic.c
+++ b/library/ssl_tls13_generic.c
@@ -37,7 +37,7 @@
 #include "ssl_debug_helpers.h"
 
 #include "psa/crypto.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 
 #if defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL_ENABLED) || \
     defined(PSA_WANT_ALG_ECDH) || defined(PSA_WANT_ALG_FFDH)
diff --git a/library/ssl_tls13_server.c b/library/ssl_tls13_server.c
index 5aeb358a88..0167835e2e 100644
--- a/library/ssl_tls13_server.c
+++ b/library/ssl_tls13_server.c
@@ -25,6 +25,7 @@
 #include "mbedtls/error.h"
 #include "mbedtls/platform.h"
 #include "mbedtls/constant_time.h"
+#include "mbedtls/oid.h"
 #include "md_psa.h"
 
 #include "ssl_misc.h"
diff --git a/library/x509_crt.c b/library/x509_crt.c
index a783b185a6..b3bcdaf669 100644
--- a/library/x509_crt.c
+++ b/library/x509_crt.c
@@ -46,7 +46,7 @@
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #include "psa/crypto.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #include "md_psa.h"
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 #include "pk_internal.h"
diff --git a/library/x509write_crt.c b/library/x509write_crt.c
index 59fd589003..bcee4dcca5 100644
--- a/library/x509write_crt.c
+++ b/library/x509write_crt.c
@@ -44,7 +44,7 @@
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #include "psa/crypto.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #include "md_psa.h"
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
diff --git a/library/x509write_csr.c b/library/x509write_csr.c
index d792d34509..b67cdde282 100644
--- a/library/x509write_csr.c
+++ b/library/x509write_csr.c
@@ -35,7 +35,7 @@
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #include "psa/crypto.h"
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 #include "md_psa.h"
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
diff --git a/tests/include/test/psa_crypto_helpers.h b/tests/include/test/psa_crypto_helpers.h
index 6ff235dbb4..34a42c448e 100644
--- a/tests/include/test/psa_crypto_helpers.h
+++ b/tests/include/test/psa_crypto_helpers.h
@@ -28,10 +28,6 @@
 #include <psa/crypto.h>
 #endif
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
-#include "mbedtls/psa_util.h"
-#endif
-
 #if defined(MBEDTLS_MD_LIGHT)
 #include "mbedtls/md.h"
 #endif
diff --git a/tests/suites/test_suite_pk.function b/tests/suites/test_suite_pk.function
index a204841eac..1519cf598b 100644
--- a/tests/suites/test_suite_pk.function
+++ b/tests/suites/test_suite_pk.function
@@ -19,7 +19,7 @@
 #include "md_psa.h"
 
 /* Used for properly sizing the key buffer in pk_genkey_ec() */
-#include "mbedtls/psa_util.h"
+#include "psa_util_internal.h"
 
 #define RSA_KEY_SIZE 512
 #define RSA_KEY_LEN   64
diff --git a/tests/suites/test_suite_pkcs7.function b/tests/suites/test_suite_pkcs7.function
index 3c93d0fcfe..35855225b2 100644
--- a/tests/suites/test_suite_pkcs7.function
+++ b/tests/suites/test_suite_pkcs7.function
@@ -8,6 +8,7 @@
 #include "sys/types.h"
 #include "sys/stat.h"
 #include "mbedtls/rsa.h"
+#include "mbedtls/error.h"
 /* END_HEADER */
 
 /* BEGIN_DEPENDENCIES