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https://github.com/ARM-software/arm-trusted-firmware.git
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77b4ca0b2f
Add a new function to control the MCU subsystem security state. Signed-off-by: Lionel Debieve <lionel.debieve@st.com> Change-Id: I070eec06fc93a1214227f25a6a4f1c40c66c86b0
40 lines
788 B
C
40 lines
788 B
C
/*
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* Copyright (c) 2018-2024, STMicroelectronics - All Rights Reserved
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef STM32MP1_CLK_H
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#define STM32MP1_CLK_H
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#include <arch_helpers.h>
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enum stm32mp_osc_id {
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_HSI,
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_HSE,
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_CSI,
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_LSI,
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_LSE,
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_I2S_CKIN,
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NB_OSC,
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_UNKNOWN_OSC_ID = 0xFF
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};
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extern const char *stm32mp_osc_node_label[NB_OSC];
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int stm32mp1_clk_probe(void);
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int stm32mp1_clk_init(void);
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bool stm32mp1_rcc_is_secure(void);
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bool stm32mp1_rcc_is_mckprot(void);
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/* SMP protection on RCC registers access */
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void stm32mp1_clk_rcc_regs_lock(void);
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void stm32mp1_clk_rcc_regs_unlock(void);
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void stm32mp1_clk_mcuss_protect(bool enable);
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#ifdef STM32MP_SHARED_RESOURCES
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void stm32mp1_register_clock_parents_secure(unsigned long id);
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#endif
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#endif /* STM32MP1_CLK_H */
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