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/*
* Interface to SPI flash
*
* Copyright (C) 2008 Atmel Corporation
*
* 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.
*
* 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, write to the Free Software
* Foundation, Inc.
*/
#ifndef _SPI_FLASH_H_
#define _SPI_FLASH_H_
#include <stdint.h>
#include <stddef.h>
#include <console/console.h>
#include <spi-generic.h>
#include <boot/coreboot_tables.h>
struct spi_flash {
struct spi_slave *spi;
const char *name;
u32 size;
u32 sector_size;
u8 erase_cmd;
u8 status_cmd;
/* All callbacks return 0 on success and != 0 on error. */
int (*read)(struct spi_flash *flash, u32 offset,
size_t len, void *buf);
int (*write)(struct spi_flash *flash, u32 offset,
size_t len, const void *buf);
int (*erase)(struct spi_flash *flash, u32 offset,
size_t len);
int (*status)(struct spi_flash *flash, u8 *reg);
};
struct spi_flash *spi_flash_probe(unsigned int bus, unsigned int cs);
void lb_spi_flash(struct lb_header *header);
#endif /* _SPI_FLASH_H_ */
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