diff options
Diffstat (limited to 'target/linux/mediatek/files-5.10/drivers/mtd/mtk-snand/mtk-snand.h')
| -rw-r--r-- | target/linux/mediatek/files-5.10/drivers/mtd/mtk-snand/mtk-snand.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/target/linux/mediatek/files-5.10/drivers/mtd/mtk-snand/mtk-snand.h b/target/linux/mediatek/files-5.10/drivers/mtd/mtk-snand/mtk-snand.h new file mode 100644 index 0000000000..73c5cc60c9 --- /dev/null +++ b/target/linux/mediatek/files-5.10/drivers/mtd/mtk-snand/mtk-snand.h @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* + * Copyright (C) 2020 MediaTek Inc. All Rights Reserved. + * + * Author: Weijie Gao <weijie.gao@mediatek.com> + */ + +#ifndef _MTK_SNAND_H_ +#define _MTK_SNAND_H_ + +#ifndef PRIVATE_MTK_SNAND_HEADER +#include <stddef.h> +#include <stdint.h> +#include <stdbool.h> +#endif + +enum mtk_snand_soc { + SNAND_SOC_MT7622, + SNAND_SOC_MT7629, + + __SNAND_SOC_MAX +}; + +struct mtk_snand_platdata { + void *nfi_base; + void *ecc_base; + enum mtk_snand_soc soc; + bool quad_spi; +}; + +struct mtk_snand_chip_info { + const char *model; + uint64_t chipsize; + uint32_t blocksize; + uint32_t pagesize; + uint32_t sparesize; + uint32_t spare_per_sector; + uint32_t fdm_size; + uint32_t fdm_ecc_size; + uint32_t num_sectors; + uint32_t sector_size; + uint32_t ecc_strength; + uint32_t ecc_bytes; +}; + +struct mtk_snand; +struct snand_flash_info; + +int mtk_snand_init(void *dev, const struct mtk_snand_platdata *pdata, + struct mtk_snand **psnf); +int mtk_snand_cleanup(struct mtk_snand *snf); + +int mtk_snand_chip_reset(struct mtk_snand *snf); +int mtk_snand_read_page(struct mtk_snand *snf, uint64_t addr, void *buf, + void *oob, bool raw); +int mtk_snand_write_page(struct mtk_snand *snf, uint64_t addr, const void *buf, + const void *oob, bool raw); +int mtk_snand_erase_block(struct mtk_snand *snf, uint64_t addr); +int mtk_snand_block_isbad(struct mtk_snand *snf, uint64_t addr); +int mtk_snand_block_markbad(struct mtk_snand *snf, uint64_t addr); +int mtk_snand_fill_oob(struct mtk_snand *snf, uint8_t *oobraw, + const uint8_t *oobbuf, size_t ooblen); +int mtk_snand_transfer_oob(struct mtk_snand *snf, uint8_t *oobbuf, + size_t ooblen, const uint8_t *oobraw); +int mtk_snand_read_page_auto_oob(struct mtk_snand *snf, uint64_t addr, + void *buf, void *oob, size_t ooblen, + size_t *actualooblen, bool raw); +int mtk_snand_write_page_auto_oob(struct mtk_snand *snf, uint64_t addr, + const void *buf, const void *oob, + size_t ooblen, size_t *actualooblen, + bool raw); +int mtk_snand_get_chip_info(struct mtk_snand *snf, + struct mtk_snand_chip_info *info); +int mtk_snand_irq_process(struct mtk_snand *snf); + +#endif /* _MTK_SNAND_H_ */ |