Add headers to enable CryptoCell integration

This patch adds header files with required declarations and
macro definitions to enable integration with CryptoCell SBROM
version `CC712 – Release 1.0.0.1061`. These headers enable ARM
Trusted Firmware to build and link with CryptoCell SBROM
library.

Change-Id: I501eda7fe1429acb61db8e1cab78cc9aee9c1871
Signed-off-by: Soby Mathew <soby.mathew@arm.com>
diff --git a/include/drivers/arm/cryptocell/crypto_driver.h b/include/drivers/arm/cryptocell/crypto_driver.h
new file mode 100644
index 0000000..18104dd
--- /dev/null
+++ b/include/drivers/arm/cryptocell/crypto_driver.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef _CRYPTO_DRIVER_H
+#define _CRYPTO_DRIVER_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include "cc_pal_sb_plat.h"
+#include "cc_sec_defs.h"
+
+/*----------------------------
+      PUBLIC FUNCTIONS
+-----------------------------------*/
+/*!
+ * @brief This function gives the functionality of integrated hash
+ *
+ * @param[in] hwBaseAddress	- CryptoCell base address
+ * @param[out] hashResult	- the HASH result.
+ *
+ */
+CCError_t SBROM_CryptoHash(unsigned long hwBaseAddress, CCDmaAddr_t inputDataAddr, uint32_t BlockSize,
+				CCHashResult_t hashResult);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif