1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 /***************************************************************************
4 * Copyright (C) 2007, 2008 by Ben Dooks *
6 ***************************************************************************/
8 #ifndef OPENOCD_FLASH_NAND_S3C24XX_H
9 #define OPENOCD_FLASH_NAND_S3C24XX_H
12 * S3C24XX Series OpenOCD NAND Flash controller support.
14 * Many thanks to Simtec Electronics for sponsoring this work.
18 #include "s3c24xx_regs.h"
19 #include <target/target.h>
21 struct s3c24xx_nand_controller
{
22 /* register addresses */
29 /* Default to using the un-translated NAND register based address */
31 #define S3C2410_NFREG(x) ((x) + 0x4e000000)
33 #define S3C24XX_DEVICE_COMMAND() \
34 COMMAND_HELPER(s3c24xx_nand_device_command, \
35 struct nand_device *nand, \
36 struct s3c24xx_nand_controller **info)
38 S3C24XX_DEVICE_COMMAND();
40 #define CALL_S3C24XX_DEVICE_COMMAND(d, i) \
42 int retval = CALL_COMMAND_HANDLER(s3c24xx_nand_device_command, d, i); \
43 if (retval != ERROR_OK) \
47 int s3c24xx_reset(struct nand_device
*nand
);
49 int s3c24xx_command(struct nand_device
*nand
, uint8_t command
);
50 int s3c24xx_address(struct nand_device
*nand
, uint8_t address
);
52 int s3c24xx_write_data(struct nand_device
*nand
, uint16_t data
);
53 int s3c24xx_read_data(struct nand_device
*nand
, void *data
);
55 #define s3c24xx_write_page NULL
56 #define s3c24xx_read_page NULL
58 /* code shared between different controllers */
60 int s3c2440_nand_ready(struct nand_device
*nand
, int timeout
);
62 int s3c2440_read_block_data(struct nand_device
*nand
,
63 uint8_t *data
, int data_size
);
64 int s3c2440_write_block_data(struct nand_device
*nand
,
65 uint8_t *data
, int data_size
);
67 #endif /* OPENOCD_FLASH_NAND_S3C24XX_H */