Merge remote-tracking branch 'staging/staging-next'
[deliverable/linux.git] / drivers / staging / rts5208 / spi.h
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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
fa590c22 64#endif /* __REALTEK_RTSX_SPI_H */
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