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
  40 int spi_erase_eeprom_chip(struct rtsx_chip *chip);
  41 int spi_erase_eeprom_byte(struct rtsx_chip *chip, u16 addr);
  42 int spi_read_eeprom(struct rtsx_chip *chip, u16 addr, u8 *val);
  43 int spi_write_eeprom(struct rtsx_chip *chip, u16 addr, u8 val);
  44 int spi_get_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  45 int spi_set_parameter(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  46 int spi_read_flash_id(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  47 int spi_read_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  48 int spi_write_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  49 int spi_erase_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  50 int spi_write_flash_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
  51
  52 #endif  /* __REALTEK_RTSX_SPI_H */