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8855146b4d
Add support for spl nand to load binary image from NAND to RAM. Leverage the existing nand_spl_load_image from nand_spl_loaders.c Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2024 Intel Corporation <www.intel.com>
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*/
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#include <cadence-nand.h>
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#include <dm.h>
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#include <hang.h>
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#include <nand.h>
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#include <system-constants.h>
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/* Unselect after operation */
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void nand_deselect(void)
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{
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struct mtd_info *mtd;
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struct nand_chip *chip;
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mtd = get_nand_dev_by_index(nand_curr_device);
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if (!mtd)
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hang();
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chip = mtd_to_nand(mtd);
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if (chip->select_chip)
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chip->select_chip(mtd, -1);
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}
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static int nand_is_bad_block(int block)
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{
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struct mtd_info *mtd;
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struct nand_chip *chip;
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loff_t ofs = block * CONFIG_SYS_NAND_BLOCK_SIZE;
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mtd = get_nand_dev_by_index(nand_curr_device);
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if (!mtd)
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hang();
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chip = mtd_to_nand(mtd);
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return chip->block_bad(mtd, ofs);
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}
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static int nand_read_page(int block, int page, uchar *dst)
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{
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struct mtd_info *mtd;
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int page_addr = block * SYS_NAND_BLOCK_PAGES + page;
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loff_t ofs = page_addr * CONFIG_SYS_NAND_PAGE_SIZE;
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int ret;
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size_t len = CONFIG_SYS_NAND_PAGE_SIZE;
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mtd = get_nand_dev_by_index(nand_curr_device);
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if (!mtd)
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hang();
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ret = nand_read(mtd, ofs, &len, dst);
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if (ret)
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printf("nand_read failed %d\n", ret);
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return ret;
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}
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#include "nand_spl_loaders.c"
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