64 lines
2.9 KiB
C
64 lines
2.9 KiB
C
/***************************************************************************
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* Copyright (C) 2007, 2008 by Ben Dooks *
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* ben@fluff.org *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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/*
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* S3C24XX Series OpenOCD NAND Flash controller support.
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*
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* Many thanks to Simtec Electronics for sponsoring this work.
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*/
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#include "nand.h"
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#include "s3c24xx_regs_nand.h"
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typedef struct s3c24xx_nand_controller_s
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{
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struct target_s *target;
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/* register addresses */
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u32 cmd;
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u32 addr;
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u32 data;
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u32 nfstat;
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} s3c24xx_nand_controller_t;
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/* Default to using the un-translated NAND register based address */
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#undef S3C2410_NFREG
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#define S3C2410_NFREG(x) ((x) + 0x4e000000)
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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);
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extern int s3c24xx_register_commands(struct command_context_s *cmd_ctx);
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extern int s3c24xx_reset(struct nand_device_s *device);
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extern int s3c24xx_command(struct nand_device_s *device, u8 command);
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extern int s3c24xx_address(struct nand_device_s *device, u8 address);
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extern int s3c24xx_write_data(struct nand_device_s *device, u16 data);
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extern int s3c24xx_read_data(struct nand_device_s *device, void *data);
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extern int s3c24xx_controller_ready(struct nand_device_s *device, int tout);
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#define s3c24xx_write_page NULL
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#define s3c24xx_read_page NULL
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/* code shared between different controllers */
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extern int s3c2440_nand_ready(struct nand_device_s *device, int timeout);
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extern int s3c2440_read_block_data(struct nand_device_s *, u8 *data, int data_size);
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extern int s3c2440_write_block_data(struct nand_device_s *, u8 *data, int data_size);
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