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/* src/flash/s3c24xx_nand.h
 *
 * S3C24XX Series OpenOCD NAND Flash controller support.
 *
 * Copyright 2007,2008 Ben Dooks <ben@fluff.org>
 *
 * 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 of the License, or
 * (at your option) any later version.
 *
 * Many thanks to Simtec Electronics for sponsoring this work.
 */

#include "target.h"
#include "s3c24xx_regs_nand.h"

typedef struct s3c24xx_nand_controller_s
{
	struct target_s *target;
	
	/* register addresses */
	u32		 cmd;
	u32		 addr;
	u32		 data;
	u32		 nfstat; 
} s3c24xx_nand_controller_t;

/* Default to using the un-translated NAND register based address */
#undef S3C2410_NFREG
#define S3C2410_NFREG(x) ((x) + 0x4e000000)

extern s3c24xx_nand_controller_t *s3c24xx_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);

extern int s3c24xx_register_commands(struct command_context_s *cmd_ctx);
extern int s3c24xx_reset(struct nand_device_s *device);
extern int s3c24xx_command(struct nand_device_s *device, u8 command);
extern int s3c24xx_address(struct nand_device_s *device, u8 address);
extern int s3c24xx_write_data(struct nand_device_s *device, u16 data);
extern int s3c24xx_read_data(struct nand_device_s *device, void *data);
extern int s3c24xx_controller_ready(struct nand_device_s *device, int tout);

#define s3c24xx_write_page NULL
#define s3c24xx_read_page NULL

/* code shared between different controllers */

extern int s3c2440_nand_ready(struct nand_device_s *device, int timeout);

extern int s3c2440_read_block_data(struct nand_device_s *, u8 *data, int data_size);
extern int s3c2440_write_block_data(struct nand_device_s *, u8 *data, int data_size);