fcaa259e22
NMI_INIT() is now a no-op, so remove it from all SoC code. Also remove the irq lock/unlock pattern as it was likely a cause of copy&paste when NMI_INIT() was called. Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
37 lines
770 B
C
37 lines
770 B
C
/*
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* Copyright (c) 2016 RnDity Sp. z o.o.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* @brief System/hardware module for STM32F3 processor
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*/
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#include <zephyr/device.h>
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#include <zephyr/init.h>
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#include <stm32_ll_system.h>
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#include <zephyr/arch/arm/aarch32/cortex_m/cmsis.h>
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/**
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* @brief Perform basic hardware initialization at boot.
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*
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* This needs to be run from the very beginning.
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* So the init priority has to be 0 (zero).
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*
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* @return 0
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*/
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static int stm32f3_init(void)
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{
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/* Update CMSIS SystemCoreClock variable (HCLK) */
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/* At reset, system core clock is set to 8 MHz from HSI */
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SystemCoreClock = 8000000;
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/* Allow reflashing the board */
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LL_DBGMCU_EnableDBGSleepMode();
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return 0;
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}
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SYS_INIT(stm32f3_init, PRE_KERNEL_1, 0);
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