1 files changed, 0 insertions, 109 deletions
diff --git a/drivers/auth/cryptocell/713/cryptocell_plat_helpers.c b/drivers/auth/cryptocell/713/cryptocell_plat_helpers.c
deleted file mode 100644
index 17e12807c..000000000
--- a/drivers/auth/cryptocell/713/cryptocell_plat_helpers.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * Copyright (c) 2017-2020 ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <stddef.h>
-#include <string.h>
-
-#include <plat/common/platform.h>
-#include <tools_share/tbbr_oid.h>
-
-#include <lib/libc/endian.h>
-#include <drivers/arm/cryptocell/713/bsv_api.h>
-#include <drivers/arm/cryptocell/713/bsv_error.h>
-
-/*
- * Return the ROTPK hash
- *
- * Return: 0 = success, Otherwise = error
- */
-int cc_get_rotpk_hash(unsigned char *dst, unsigned int len, unsigned int *flags)
-{
-	CCError_t error;
-	uint32_t lcs;
-	int i;
-	uint32_t *key = (uint32_t *)dst;
-
-	assert(dst != NULL);
-	assert(len >= HASH_RESULT_SIZE_IN_WORDS);
-	assert(flags != NULL);
-
-	error = CC_BsvLcsGet(PLAT_CRYPTOCELL_BASE, &lcs);
-	if (error != CC_OK)
-		return 1;
-
-	if ((lcs == CC_BSV_CHIP_MANUFACTURE_LCS) || (lcs == CC_BSV_RMA_LCS)) {
-		*flags = ROTPK_NOT_DEPLOYED;
-		return 0;
-	}
-
-	error = CC_BsvPubKeyHashGet(PLAT_CRYPTOCELL_BASE,
-				    CC_SB_HASH_BOOT_KEY_256B,
-				    key, HASH_RESULT_SIZE_IN_WORDS);
-
-	if (error == CC_BSV_HASH_NOT_PROGRAMMED_ERR) {
-		*flags = ROTPK_NOT_DEPLOYED;
-		return 0;
-	}
-
-	if (error == CC_OK) {
-
-		/* Keys are stored in OTP in little-endian format */
-		for (i = 0; i < HASH_RESULT_SIZE_IN_WORDS; i++)
-			key[i] = le32toh(key[i]);
-
-		*flags = ROTPK_IS_HASH;
-		return 0;
-	}
-
-	return 1;
-}
-
-/*
- * Return the non-volatile counter value stored in the platform. The cookie
- * specifies the OID of the counter in the certificate.
- *
- * Return: 0 = success, Otherwise = error
- */
-int plat_get_nv_ctr(void *cookie, unsigned int *nv_ctr)
-{
-	CCError_t error = CC_FAIL;
-
-	if (strcmp(cookie, TRUSTED_FW_NVCOUNTER_OID) == 0) {
-		error = CC_BsvSwVersionGet(PLAT_CRYPTOCELL_BASE,
-					   CC_SW_VERSION_TRUSTED, nv_ctr);
-	} else if (strcmp(cookie, NON_TRUSTED_FW_NVCOUNTER_OID) == 0) {
-		error = CC_BsvSwVersionGet(PLAT_CRYPTOCELL_BASE,
-					   CC_SW_VERSION_NON_TRUSTED, nv_ctr);
-	}
-
-	return (error != CC_OK);
-}
-
-/*
- * Store a new non-volatile counter value in the counter specified by the OID
- * in the cookie. This function is not expected to be called if the Lifecycle
- * state is RMA as the values in the certificate are expected to always match
- * the nvcounter values. But if called when the LCS is RMA, the underlying
- * helper functions will return success but without updating the counter.
- *
- * Return: 0 = success, Otherwise = error
- */
-int plat_set_nv_ctr(void *cookie, unsigned int nv_ctr)
-{
-	CCError_t error = CC_FAIL;
-
-	if (strcmp(cookie, TRUSTED_FW_NVCOUNTER_OID) == 0) {
-		error = CC_BsvSwVersionSet(PLAT_CRYPTOCELL_BASE,
-					   CC_SW_VERSION_TRUSTED, nv_ctr);
-	} else if (strcmp(cookie, NON_TRUSTED_FW_NVCOUNTER_OID) == 0) {
-		error = CC_BsvSwVersionSet(PLAT_CRYPTOCELL_BASE,
-					   CC_SW_VERSION_NON_TRUSTED, nv_ctr);
-	}
-
-	return (error != CC_OK);
-}
-