mirror of https://gitee.com/openkylin/linux.git
74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
/*
|
|
* © Copyright 2016 ATMEL
|
|
* © Copyright 2016 Free Electrons
|
|
*
|
|
* Author: Boris Brezillon <boris.brezillon@free-electrons.com>
|
|
*
|
|
* Derived from the atmel_nand.c driver which contained the following
|
|
* copyrights:
|
|
*
|
|
* Copyright © 2003 Rick Bronson
|
|
*
|
|
* Derived from drivers/mtd/nand/autcpu12.c
|
|
* Copyright © 2001 Thomas Gleixner (gleixner@autronix.de)
|
|
*
|
|
* Derived from drivers/mtd/spia.c
|
|
* Copyright © 2000 Steven J. Hill (sjhill@cotw.com)
|
|
*
|
|
*
|
|
* Add Hardware ECC support for AT91SAM9260 / AT91SAM9263
|
|
* Richard Genoud (richard.genoud@gmail.com), Adeneo Copyright © 2007
|
|
*
|
|
* Derived from Das U-Boot source code
|
|
* (u-boot-1.1.5/board/atmel/at91sam9263ek/nand.c)
|
|
* © Copyright 2006 ATMEL Rousset, Lacressonniere Nicolas
|
|
*
|
|
* Add Programmable Multibit ECC support for various AT91 SoC
|
|
* © Copyright 2012 ATMEL, Hong Xu
|
|
*
|
|
* Add Nand Flash Controller support for SAMA5 SoC
|
|
* © Copyright 2013 ATMEL, Josh Wu (josh.wu@atmel.com)
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
*/
|
|
|
|
#ifndef ATMEL_PMECC_H
|
|
#define ATMEL_PMECC_H
|
|
|
|
#define ATMEL_PMECC_MAXIMIZE_ECC_STRENGTH 0
|
|
#define ATMEL_PMECC_SECTOR_SIZE_AUTO 0
|
|
#define ATMEL_PMECC_OOBOFFSET_AUTO -1
|
|
|
|
struct atmel_pmecc_user_req {
|
|
int pagesize;
|
|
int oobsize;
|
|
struct {
|
|
int strength;
|
|
int bytes;
|
|
int sectorsize;
|
|
int nsectors;
|
|
int ooboffset;
|
|
} ecc;
|
|
};
|
|
|
|
struct atmel_pmecc *devm_atmel_pmecc_get(struct device *dev);
|
|
|
|
struct atmel_pmecc_user *
|
|
atmel_pmecc_create_user(struct atmel_pmecc *pmecc,
|
|
struct atmel_pmecc_user_req *req);
|
|
void atmel_pmecc_destroy_user(struct atmel_pmecc_user *user);
|
|
|
|
int atmel_pmecc_enable(struct atmel_pmecc_user *user, int op);
|
|
void atmel_pmecc_disable(struct atmel_pmecc_user *user);
|
|
int atmel_pmecc_wait_rdy(struct atmel_pmecc_user *user);
|
|
int atmel_pmecc_correct_sector(struct atmel_pmecc_user *user, int sector,
|
|
void *data, void *ecc);
|
|
bool atmel_pmecc_correct_erased_chunks(struct atmel_pmecc_user *user);
|
|
void atmel_pmecc_get_generated_eccbytes(struct atmel_pmecc_user *user,
|
|
int sector, void *ecc);
|
|
|
|
#endif /* ATMEL_PMECC_H */
|