diff options
author | wwang <wei_wang@realsil.com.cn> | 2011-01-21 09:39:18 (GMT) |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-01-21 20:11:02 (GMT) |
commit | 77d89b08766c878a2594b15d203e513acf952340 (patch) | |
tree | c3c1b3c8be54a5968811a7db5039bca92bf16e5e /drivers/staging/rts_pstor/spi.h | |
parent | 88c8a4437b061dd9dae738802a9eddc297a96278 (diff) | |
download | linux-fsl-qoriq-77d89b08766c878a2594b15d203e513acf952340.tar.xz |
staging: add rts_pstor for Realtek PCIE cardreader
rts_pstor is used to support Realtek PCI-E card readers,
including rts5209, rts5208, Barossa.
Signed-off-by: wwang <wei_wang@realsil.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/rts_pstor/spi.h')
-rw-r--r-- | drivers/staging/rts_pstor/spi.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/staging/rts_pstor/spi.h b/drivers/staging/rts_pstor/spi.h new file mode 100644 index 0000000..b59291f --- /dev/null +++ b/drivers/staging/rts_pstor/spi.h @@ -0,0 +1,65 @@ +/* Driver for Realtek PCI-Express card reader + * Header file + * + * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, see <http://www.gnu.org/licenses/>. + * + * Author: + * wwang (wei_wang@realsil.com.cn) + * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China + */ + +#ifndef __REALTEK_RTSX_SPI_H +#define __REALTEK_RTSX_SPI_H + +/* SPI operation error */ +#define SPI_NO_ERR 0x00 +#define SPI_HW_ERR 0x01 +#define SPI_INVALID_COMMAND 0x02 +#define SPI_READ_ERR 0x03 +#define SPI_WRITE_ERR 0x04 +#define SPI_ERASE_ERR 0x05 +#define SPI_BUSY_ERR 0x06 + +/* Serial flash instruction */ +#define SPI_READ 0x03 +#define SPI_FAST_READ 0x0B +#define SPI_WREN 0x06 +#define SPI_WRDI 0x04 +#define SPI_RDSR 0x05 + +#define SF_PAGE_LEN 256 + +#define BYTE_PROGRAM 0 +#define AAI_PROGRAM 1 +#define PAGE_PROGRAM 2 + +#define PAGE_ERASE 0 +#define CHIP_ERASE 1 + +int spi_erase_eeprom_chip(struct rtsx_chip *chip); +int spi_erase_eeprom_byte(struct rtsx_chip *chip, u16 addr); +int spi_read_eeprom(struct rtsx_chip *chip, u16 addr, u8 *val); +int spi_write_eeprom(struct rtsx_chip *chip, u16 addr, u8 val); +int spi_get_status(struct scsi_cmnd *srb, struct rtsx_chip *chip); +int spi_set_parameter(struct scsi_cmnd *srb, struct rtsx_chip *chip); +int spi_read_flash_id(struct scsi_cmnd *srb, struct rtsx_chip *chip); +int spi_read_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip); +int spi_write_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip); +int spi_erase_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip); +int spi_write_flash_status(struct scsi_cmnd *srb, struct rtsx_chip *chip); + + +#endif /* __REALTEK_RTSX_SPI_H */ |