feat(st): do not directly call BSEC functions in common code

When STM32MP2 boots on Cortex-M33, the Cortex-A35 do no more have access
to BSEC peripheral. New static inline stm32_otp_* wrappers are added,
which just redirect to BSEC functions.

While at it remove a useless bsec.h include.

Change-Id: Ie0f917c02e48acf456634f455dae41805bf6adbf
Signed-off-by: Yann Gautier <yann.gautier@foss.st.com>
diff --git a/plat/st/stm32mp2/include/stm32mp2_private.h b/plat/st/stm32mp2/include/stm32mp2_private.h
new file mode 100644
index 0000000..e1403d2
--- /dev/null
+++ b/plat/st/stm32mp2/include/stm32mp2_private.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2024, STMicroelectronics - All Rights Reserved
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef STM32MP2_PRIVATE_H
+#define STM32MP2_PRIVATE_H
+
+/* Wrappers for OTP / BSEC functions */
+static inline uint32_t stm32_otp_probe(void)
+{
+	return bsec_probe();
+}
+
+static inline uint32_t stm32_otp_read(uint32_t *val, uint32_t otp)
+{
+	return bsec_read_otp(val, otp);
+}
+
+static inline uint32_t stm32_otp_shadow_read(uint32_t *val, uint32_t otp)
+{
+	return bsec_shadow_read_otp(val, otp);
+}
+
+static inline uint32_t stm32_otp_write(uint32_t val, uint32_t otp)
+{
+	return bsec_write_otp(val, otp);
+}
+
+static inline uint32_t stm32_otp_set_sr_lock(uint32_t otp)
+{
+	return bsec_set_sr_lock(otp);
+}
+
+static inline uint32_t stm32_otp_read_sw_lock(uint32_t otp, bool *value)
+{
+	return bsec_read_sw_lock(otp, value);
+}
+
+static inline bool stm32_otp_is_closed_device(void)
+{
+	return bsec_mode_is_closed_device();
+}
+
+#endif /* STM32MP2_PRIVATE_H */