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 52 int spi_erase_eeprom_chip(struct rtsx_chip *chip); 53 int spi_erase_eeprom_byte(struct rtsx_chip *chip, u16 addr); 54 int spi_read_eeprom(struct rtsx_chip *chip, u16 addr, u8 *val); 55 int spi_write_eeprom(struct rtsx_chip *chip, u16 addr, u8 val); 56 int spi_get_status(struct scsi_cmnd *srb, struct rtsx_chip *chip); 57 int spi_set_parameter(struct scsi_cmnd *srb, struct rtsx_chip *chip); 58 int spi_read_flash_id(struct scsi_cmnd *srb, struct rtsx_chip *chip); 59 int spi_read_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip); 60 int spi_write_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip); 61 int spi_erase_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip); 62 int spi_write_flash_status(struct scsi_cmnd *srb, struct rtsx_chip *chip); 63 64 #endif /* __REALTEK_RTSX_SPI_H */ 65