blob: 1a68c1e5fe537a0b0b52c70521ef8672ad66a4ff [file] [log] [blame]
/*
* arch/arm/plat-omap/include/mach/nand.h
*
* Copyright (C) 2006 Micron Technology Inc.
*
* 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.
*/
#include <plat/gpmc.h>
#include <linux/mtd/partitions.h>
enum nand_io {
NAND_OMAP_PREFETCH_POLLED = 0, /* prefetch polled mode, default */
NAND_OMAP_POLLED, /* polled mode, without prefetch */
NAND_OMAP_PREFETCH_DMA, /* prefetch enabled sDMA mode */
NAND_OMAP_PREFETCH_IRQ /* prefetch enabled irq mode */
};
struct omap_nand_platform_data {
int cs;
struct mtd_partition *parts;
struct gpmc_timings *gpmc_t;
int nr_parts;
bool dev_ready;
enum nand_io xfer_type;
int devsize;
enum omap_ecc ecc_opt;
struct gpmc_nand_regs reg;
};
/* minimum size for IO mapping */
#define NAND_IO_SIZE 4
#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
extern int gpmc_nand_init(struct omap_nand_platform_data *d);
#else
static inline int gpmc_nand_init(struct omap_nand_platform_data *d)
{
return 0;
}
#endif