53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
/*
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* Copyright (c) 2017 Linaro Limited
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* Copyright (c) 2017 BayLibre, SAS.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef DRIVERS_FLASH_STM32_H
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#define DRIVERS_FLASH_STM32_H
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#include <flash_registers.h>
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#if defined(CONFIG_SOC_SERIES_STM32F4X)
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#include <flash_map.h>
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#endif
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#if defined(CONFIG_SOC_SERIES_STM32L4X)
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#include <clock_control.h>
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#include <clock_control/stm32_clock_control.h>
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#endif
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struct flash_stm32_priv {
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#if defined(CONFIG_SOC_SERIES_STM32F4X)
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struct stm32f4x_flash *regs;
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#elif defined(CONFIG_SOC_SERIES_STM32L4X)
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struct stm32l4x_flash *regs;
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/* clock subsystem driving this peripheral */
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struct stm32_pclken pclken;
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#endif
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struct k_sem sem;
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};
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bool flash_stm32_valid_range(off_t offset, u32_t len, bool write);
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int flash_stm32_write_range(unsigned int offset, const void *data,
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unsigned int len, struct flash_stm32_priv *p);
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int flash_stm32_block_erase_loop(unsigned int offset, unsigned int len,
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struct flash_stm32_priv *p);
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void flash_stm32_flush_caches(struct flash_stm32_priv *p);
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int flash_stm32_wait_flash_idle(struct flash_stm32_priv *p);
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int flash_stm32_check_status(struct flash_stm32_priv *p);
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int flash_stm32_erase(struct device *dev, off_t offset, size_t len);
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int flash_stm32_write(struct device *dev, off_t offset,
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const void *data, size_t len);
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#endif /* DRIVERS_FLASH_STM32_H */
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