X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fflash%2Fs3c2412_nand.c;h=1ddcff04eab2bb9d1c74f69baf6700e33f0f1b1c;hp=6137d0d146a63b277cc4b266c060b7904c7af888;hb=d17e1cd93384d56886be7e67cf2b31e97118d811;hpb=f76cf27380af20a6e1d46448c146140234d914f9 diff --git a/src/flash/s3c2412_nand.c b/src/flash/s3c2412_nand.c index 6137d0d146..1ddcff04ea 100644 --- a/src/flash/s3c2412_nand.c +++ b/src/flash/s3c2412_nand.c @@ -1,86 +1,86 @@ -/* src/flash/s3c2412_nand.c - * - * S3C2412 OpenOCD NAND Flash controller support. - * - * Copyright 2007,2008 Ben Dooks - * - * 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. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "replacements.h" -#include "log.h" - -#include -#include - -#include "nand.h" -#include "s3c24xx_nand.h" -#include "target.h" - -int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device); -int s3c2412_init(struct nand_device_s *device); - -nand_flash_controller_t s3c2412_nand_controller = -{ - .name = "s3c2412", - .nand_device_command = s3c2412_nand_device_command, - .register_commands = s3c24xx_register_commands, - .init = s3c2412_init, - .reset = s3c24xx_reset, - .command = s3c24xx_command, - .address = s3c24xx_address, - .write_data = s3c24xx_write_data, - .read_data = s3c24xx_read_data, - .write_page = s3c24xx_write_page, - .read_page = s3c24xx_read_page, - .write_block_data = s3c2440_write_block_data, - .read_block_data = s3c2440_read_block_data, - .controller_ready = s3c24xx_controller_ready, - .nand_ready = s3c2440_nand_ready, -}; - -int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, - char **args, int argc, - struct nand_device_s *device) -{ - s3c24xx_nand_controller_t *info; - - info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device); - if (info == NULL) { - return ERROR_NAND_DEVICE_INVALID; - } - - /* fill in the address fields for the core device */ - info->cmd = S3C2440_NFCMD; - info->addr = S3C2440_NFADDR; - info->data = S3C2440_NFDATA; - info->nfstat = S3C2412_NFSTAT; - - return ERROR_OK; -} - -int s3c2412_init(struct nand_device_s *device) -{ - s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; - target_t *target = s3c24xx_info->target; - - target_write_u32(target, S3C2410_NFCONF, - S3C2440_NFCONF_TACLS(3) | - S3C2440_NFCONF_TWRPH0(7) | - S3C2440_NFCONF_TWRPH1(7)); - - target_write_u32(target, S3C2440_NFCONT, - S3C2412_NFCONT_INIT_MAIN_ECC | - S3C2440_NFCONT_ENABLE); - - return ERROR_OK; -} +/* src/flash/s3c2412_nand.c + * + * S3C2412 OpenOCD NAND Flash controller support. + * + * Copyright 2007,2008 Ben Dooks + * + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "replacements.h" +#include "log.h" + +#include +#include + +#include "nand.h" +#include "s3c24xx_nand.h" +#include "target.h" + +int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device); +int s3c2412_init(struct nand_device_s *device); + +nand_flash_controller_t s3c2412_nand_controller = +{ + .name = "s3c2412", + .nand_device_command = s3c2412_nand_device_command, + .register_commands = s3c24xx_register_commands, + .init = s3c2412_init, + .reset = s3c24xx_reset, + .command = s3c24xx_command, + .address = s3c24xx_address, + .write_data = s3c24xx_write_data, + .read_data = s3c24xx_read_data, + .write_page = s3c24xx_write_page, + .read_page = s3c24xx_read_page, + .write_block_data = s3c2440_write_block_data, + .read_block_data = s3c2440_read_block_data, + .controller_ready = s3c24xx_controller_ready, + .nand_ready = s3c2440_nand_ready, +}; + +int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, + char **args, int argc, + struct nand_device_s *device) +{ + s3c24xx_nand_controller_t *info; + + info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device); + if (info == NULL) { + return ERROR_NAND_DEVICE_INVALID; + } + + /* fill in the address fields for the core device */ + info->cmd = S3C2440_NFCMD; + info->addr = S3C2440_NFADDR; + info->data = S3C2440_NFDATA; + info->nfstat = S3C2412_NFSTAT; + + return ERROR_OK; +} + +int s3c2412_init(struct nand_device_s *device) +{ + s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; + target_t *target = s3c24xx_info->target; + + target_write_u32(target, S3C2410_NFCONF, + S3C2440_NFCONF_TACLS(3) | + S3C2440_NFCONF_TWRPH0(7) | + S3C2440_NFCONF_TWRPH1(7)); + + target_write_u32(target, S3C2440_NFCONT, + S3C2412_NFCONT_INIT_MAIN_ECC | + S3C2440_NFCONT_ENABLE); + + return ERROR_OK; +}