src/flash/nand/s3c2412.c (OpenOCD)

// SPDX-License-Identifier: GPL-2.0-or-later /*************************************************************************** * Copyright (C) 2007, 2008 by Ben Dooks * * ben@fluff.org * ***************************************************************************/ /* * S3C2412 OpenOCD NAND Flash controller support. * * Many thanks to Simtec Electronics for sponsoring this work. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "s3c24xx.h" NAND_DEVICE_COMMAND_HANDLER(s3c2412_nand_device_command) { struct s3c24xx_nand_controller *info; CALL_S3C24XX_DEVICE_COMMAND(nand, &info); /* 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; } static int s3c2412_init(struct nand_device *nand) { struct target *target = nand->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; } struct nand_flash_controller s3c2412_nand_controller = { .name = "s3c2412", .nand_device_command = &s3c2412_nand_device_command, .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, .nand_ready = &s3c2440_nand_ready, };