41 lines
1.0 KiB
C
41 lines
1.0 KiB
C
/*
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* Copyright (c) 2020 Henrik Brix Andersen <henrik@brixandersen.dk>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef __INC_BOARD_H
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#define __INC_BOARD_H
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enum board_daplink_qspi_mux_mode {
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/* eXecute-In-Place mode */
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BOARD_DAPLINK_QSPI_MUX_MODE_XIP,
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/* Normal mode */
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BOARD_DAPLINK_QSPI_MUX_MODE_NORMAL,
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};
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/**
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* @brief Select the mode of the DAPlink QSPI multiplexer.
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*
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* Note: The multiplexer mode must not be changed while executing code from the
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* off-board QSPI flash in XIP mode.
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*
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* @param mode The multiplexer mode to be selected.
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*
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* @retval 0 If successful, negative errno otherwise.
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*/
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int board_daplink_qspi_mux_select(enum board_daplink_qspi_mux_mode mode);
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/**
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* @brief Determine if the DAPlink shield is fitted.
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*
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* Determine if the DAPlink shield is fitted based on the state of the
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* DAPLINK_fitted_n signal.
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*
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* @retval true If the DAPlink shield is fitted.
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* @retval false If the DAPlink shield is not fitted.
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*/
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bool board_daplink_is_fitted(void);
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#endif /* __INC_BOARD_H */
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