LXR linux/drivers/staging/rts5208/spi.h

   1/* Driver for Realtek PCI-Express card reader
   2 * Header file
   3 *
   4 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
   5 *
   6 * This program is free software; you can redistribute it and/or modify it
   7 * under the terms of the GNU General Public License as published by the
   8 * Free Software Foundation; either version 2, or (at your option) any
   9 * later version.
  10 *
  11 * This program is distributed in the hope that it will be useful, but
  12 * WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 * General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License along
  17 * with this program; if not, see <http://www.gnu.org/licenses/>.
  18 *
  19 * Author:
  20 *   Wei WANG (wei_wang@realsil.com.cn)
  21 *   Micky Ching (micky_ching@realsil.com.cn)
  22 */
  23
  24#ifndef __REALTEK_RTSX_SPI_H
  25#define __REALTEK_RTSX_SPI_H
  26
  27/* SPI operation error */
  28#define SPI_NO_ERR              0x00
  29#define SPI_HW_ERR              0x01
  30#define SPI_INVALID_COMMAND     0x02
  31#define SPI_READ_ERR            0x03
  32#define SPI_WRITE_ERR           0x04
  33#define SPI_ERASE_ERR           0x05
  34#define SPI_BUSY_ERR            0x06
  35
  36/* Serial flash instruction */
  37#define SPI_READ                0x03
  38#define SPI_FAST_READ           0x0B
  39#define SPI_WREN                0x06
  40#define SPI_WRDI                0x04
  41#define SPI_RDSR                0x05
  42
  43#define SF_PAGE_LEN             256
  44
  45#define BYTE_PROGRAM            0
  46#define AAI_PROGRAM             1
  47#define PAGE_PROGRAM            2
  48
  49#define PAGE_ERASE              0
  50#define CHIP_ERASE              1
  51
  52int spi_erase_eeprom_chip(struct rtsx_chip *chip);
  53int spi_erase_eeprom_byte(struct rtsx_chip *chip, u16 addr);
  54int spi_read_eeprom(struct rtsx_chip *chip, u16 addr, u8 *val);
  55int spi_write_eeprom(struct rtsx_chip *chip, u16 addr, u8 val);
  56int spi_get_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  57int spi_set_parameter(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  58int spi_read_flash_id(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  59int spi_read_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  60int spi_write_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  61int spi_erase_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  62int spi_write_flash_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  63
  64
  65#endif  /* __REALTEK_RTSX_SPI_H */
  66