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

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * Driver for Realtek PCI-Express card reader
   4 *
   5 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
   6 *
   7 * Author:
   8 *   Wei WANG (wei_wang@realsil.com.cn)
   9 *   Micky Ching (micky_ching@realsil.com.cn)
  10 */
  11
  12#ifndef __REALTEK_RTSX_SPI_H
  13#define __REALTEK_RTSX_SPI_H
  14
  15/* SPI operation error */
  16#define SPI_NO_ERR              0x00
  17#define SPI_HW_ERR              0x01
  18#define SPI_INVALID_COMMAND     0x02
  19#define SPI_READ_ERR            0x03
  20#define SPI_WRITE_ERR           0x04
  21#define SPI_ERASE_ERR           0x05
  22#define SPI_BUSY_ERR            0x06
  23
  24/* Serial flash instruction */
  25#define SPI_READ                0x03
  26#define SPI_FAST_READ           0x0B
  27#define SPI_WREN                0x06
  28#define SPI_WRDI                0x04
  29#define SPI_RDSR                0x05
  30
  31#define SF_PAGE_LEN             256
  32
  33#define BYTE_PROGRAM            0
  34#define AAI_PROGRAM             1
  35#define PAGE_PROGRAM            2
  36
  37#define PAGE_ERASE              0
  38#define CHIP_ERASE              1
  39
  40int spi_erase_eeprom_chip(struct rtsx_chip *chip);
  41int spi_erase_eeprom_byte(struct rtsx_chip *chip, u16 addr);
  42int spi_read_eeprom(struct rtsx_chip *chip, u16 addr, u8 *val);
  43int spi_write_eeprom(struct rtsx_chip *chip, u16 addr, u8 val);
  44int spi_get_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  45int spi_set_parameter(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  46int spi_read_flash_id(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  47int spi_read_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  48int spi_write_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  49int spi_erase_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  50int spi_write_flash_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  51
  52#endif  /* __REALTEK_RTSX_SPI_H */
  53