115 lines
4.1 KiB
C
115 lines
4.1 KiB
C
/****************************************************************************
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* include/nuttx/eeprom/m25xx.h
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*
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* Copyright (C) 2014 Gregory Nutt. All rights reserved.
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* Author: Sebastien Lorquet <sebastien@lorquet.fr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __INCLUDE_NUTTX_EEPROM_M25XX_H
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#define __INCLUDE_NUTTX_EEPROM_M25XX_H 1
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* DO NOT CHANGE ORDER, IT MACHES CODE IN drivers/eeprom/spieeprom.c */
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enum eeprom_25xx_e
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{
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/* Microchip geometries */
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EEPROM_25xx010,
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EEPROM_25xx020,
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EEPROM_25xx040,
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EEPROM_25xx080A, /* 16 bytes pages */
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EEPROM_25xx080B, /* 32 bytes pages */
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EEPROM_25xx160A, /* 16 bytes pages */
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EEPROM_25xx160B, /* 32 bytes pages */
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EEPROM_25xx320,
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EEPROM_25xx640,
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EEPROM_25xx128,
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EEPROM_25xx256,
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EEPROM_25xx512,
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EEPROM_25xx1024,
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/* Atmel geometries */
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EEPROM_AT25010B,
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EEPROM_AT25020B,
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EEPROM_AT25040B,
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/* STM geometries */
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EEPROM_M95M02,
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/* Aliases (devices similar to previously defined ones) */
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EEPROM_AT25080B = EEPROM_25xx080B,
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EEPROM_AT25160B = EEPROM_25xx160B,
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EEPROM_AT25320B = EEPROM_25xx320,
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EEPROM_AT25640B = EEPROM_25xx640,
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EEPROM_AT25128B = EEPROM_25xx128,
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EEPROM_AT225256B = EEPROM_25xx256,
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EEPROM_AT25512 = EEPROM_25xx512,
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EEPROM_AT25M02 = EEPROM_25xx1024,
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EEPROM_M95010 = EEPROM_25xx010,
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EEPROM_M95020 = EEPROM_25xx020,
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EEPROM_M95040 = EEPROM_25xx040,
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EEPROM_M95080 = EEPROM_25xx080B,
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EEPROM_M95160 = EEPROM_25xx160B,
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EEPROM_M95320 = EEPROM_25xx320,
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EEPROM_M95640 = EEPROM_25xx640,
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EEPROM_M95128 = EEPROM_25xx128,
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EEPROM_M95256 = EEPROM_25xx256,
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EEPROM_M95512 = EEPROM_25xx512,
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EEPROM_M95M01 = EEPROM_25xx1024,
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: ee25xx_initialize
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*
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* Description: Bind a EEPROM driver to an SPI bus. The user MUST provide
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* a description of the device geometry, since it is not possible to read
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* this information from the device (contrary to the SPI flash devices).
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*
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****************************************************************************/
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struct spi_dev_s;
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int ee25xx_initialize(FAR struct spi_dev_s *dev, FAR char *devname,
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int devtype, int readonly);
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#endif /* __INCLUDE__NUTTX_EEPROM_M25XX_H */
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