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77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
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/*
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* Copyright (C) 2020 MediaTek Inc. All Rights Reserved.
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*
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* Author: Weijie Gao <weijie.gao@mediatek.com>
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*/
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#ifndef _MTK_SNAND_H_
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#define _MTK_SNAND_H_
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#ifndef PRIVATE_MTK_SNAND_HEADER
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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#endif
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enum mtk_snand_soc {
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SNAND_SOC_MT7622,
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SNAND_SOC_MT7629,
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__SNAND_SOC_MAX
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};
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struct mtk_snand_platdata {
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void *nfi_base;
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void *ecc_base;
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enum mtk_snand_soc soc;
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bool quad_spi;
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};
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struct mtk_snand_chip_info {
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const char *model;
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uint64_t chipsize;
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uint32_t blocksize;
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uint32_t pagesize;
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uint32_t sparesize;
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uint32_t spare_per_sector;
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uint32_t fdm_size;
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uint32_t fdm_ecc_size;
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uint32_t num_sectors;
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uint32_t sector_size;
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uint32_t ecc_strength;
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uint32_t ecc_bytes;
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};
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struct mtk_snand;
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struct snand_flash_info;
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int mtk_snand_init(void *dev, const struct mtk_snand_platdata *pdata,
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struct mtk_snand **psnf);
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int mtk_snand_cleanup(struct mtk_snand *snf);
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int mtk_snand_chip_reset(struct mtk_snand *snf);
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int mtk_snand_read_page(struct mtk_snand *snf, uint64_t addr, void *buf,
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void *oob, bool raw);
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int mtk_snand_write_page(struct mtk_snand *snf, uint64_t addr, const void *buf,
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const void *oob, bool raw);
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int mtk_snand_erase_block(struct mtk_snand *snf, uint64_t addr);
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int mtk_snand_block_isbad(struct mtk_snand *snf, uint64_t addr);
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int mtk_snand_block_markbad(struct mtk_snand *snf, uint64_t addr);
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int mtk_snand_fill_oob(struct mtk_snand *snf, uint8_t *oobraw,
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const uint8_t *oobbuf, size_t ooblen);
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int mtk_snand_transfer_oob(struct mtk_snand *snf, uint8_t *oobbuf,
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size_t ooblen, const uint8_t *oobraw);
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int mtk_snand_read_page_auto_oob(struct mtk_snand *snf, uint64_t addr,
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void *buf, void *oob, size_t ooblen,
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size_t *actualooblen, bool raw);
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int mtk_snand_write_page_auto_oob(struct mtk_snand *snf, uint64_t addr,
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const void *buf, const void *oob,
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size_t ooblen, size_t *actualooblen,
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bool raw);
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int mtk_snand_get_chip_info(struct mtk_snand *snf,
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struct mtk_snand_chip_info *info);
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int mtk_snand_irq_process(struct mtk_snand *snf);
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#endif /* _MTK_SNAND_H_ */
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