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