diff options
author | Paul Mundt <lethal@linux-sh.org> | 2011-03-17 07:44:08 (GMT) |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2011-03-17 07:44:08 (GMT) |
commit | 1d2a1959fe534279cf37aba20b08c24c20840e52 (patch) | |
tree | 67c0b9aa7fe22a44bf0b4af88947799203eb8f67 /drivers/staging/rts_pstor/spi.h | |
parent | 5a79ce76e9bb8f4b2cd8106ee36d15ee05013bcf (diff) | |
parent | 054cfaacf88865bff1dd58d305443d5d6c068a08 (diff) | |
download | linux-1d2a1959fe534279cf37aba20b08c24c20840e52.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-latest
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 */ |