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File indexing completed on 2025-05-11 08:23:43

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002 
0003 /*
0004  * SPI driver for FM25L256 like spi fram device
0005  *
0006  * FIXME: currently, this driver only supports read/write accesses
0007  * erase accesses are to be completed
0008  */
0009 
0010 /*
0011  * Copyright (c) 2008 embedded brains GmbH & Co. KG
0012  *
0013  * Redistribution and use in source and binary forms, with or without
0014  * modification, are permitted provided that the following conditions
0015  * are met:
0016  * 1. Redistributions of source code must retain the above copyright
0017  *    notice, this list of conditions and the following disclaimer.
0018  * 2. Redistributions in binary form must reproduce the above copyright
0019  *    notice, this list of conditions and the following disclaimer in the
0020  *    documentation and/or other materials provided with the distribution.
0021  *
0022  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0023  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0024  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0025  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0026  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0027  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0028  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0029  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0030  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0031  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0032  * POSSIBILITY OF SUCH DAMAGE.
0033  */
0034 
0035 #ifndef _LIBCHIP_SPI_FRAM_FM25L256_H
0036 #define _LIBCHIP_SPI_FRAM_FM25L256_H
0037 
0038 #include <libchip/spi-memdrv.h>
0039 
0040 #ifdef __cplusplus
0041 extern "C" {
0042 #endif
0043 
0044 /*
0045  * pass one of these descriptor pointers to rtems_libi2c_register_drv
0046  */
0047 extern rtems_libi2c_drv_t *spi_fram_fm25l256_rw_driver_descriptor;
0048 
0049 extern rtems_libi2c_drv_t *spi_fram_fm25l256_ro_driver_descriptor;
0050 
0051 #ifdef __cplusplus
0052 }
0053 #endif
0054 
0055 #endif /* _LIBCHIP_SPI_FRAM_FM25L256_H */