?????????? ????????? - ??????????????? - /usr/src/kernels/5.14.0-611.16.1.el9_7.x86_64/include/linux/platform_data/mtd-nand-omap2.h
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/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2006 Micron Technology Inc. */ #ifndef _MTD_NAND_OMAP2_H #define _MTD_NAND_OMAP2_H #include <linux/mtd/partitions.h> #define GPMC_BCH_NUM_REMAINDER 8 enum nand_io { NAND_OMAP_PREFETCH_POLLED = 0, /* prefetch polled mode, default */ NAND_OMAP_POLLED, /* polled mode, without prefetch */ NAND_OMAP_PREFETCH_DMA, /* prefetch enabled sDMA mode */ NAND_OMAP_PREFETCH_IRQ /* prefetch enabled irq mode */ }; enum omap_ecc { /* * 1-bit ECC: calculation and correction by SW * ECC stored at end of spare area */ OMAP_ECC_HAM1_CODE_SW = 0, /* * 1-bit ECC: calculation by GPMC, Error detection by Software * ECC layout compatible with ROM code layout */ OMAP_ECC_HAM1_CODE_HW, /* 4-bit ECC calculation by GPMC, Error detection by Software */ OMAP_ECC_BCH4_CODE_HW_DETECTION_SW, /* 4-bit ECC calculation by GPMC, Error detection by ELM */ OMAP_ECC_BCH4_CODE_HW, /* 8-bit ECC calculation by GPMC, Error detection by Software */ OMAP_ECC_BCH8_CODE_HW_DETECTION_SW, /* 8-bit ECC calculation by GPMC, Error detection by ELM */ OMAP_ECC_BCH8_CODE_HW, /* 16-bit ECC calculation by GPMC, Error detection by ELM */ OMAP_ECC_BCH16_CODE_HW, }; struct gpmc_nand_regs { void __iomem *gpmc_nand_command; void __iomem *gpmc_nand_address; void __iomem *gpmc_nand_data; void __iomem *gpmc_prefetch_config1; void __iomem *gpmc_prefetch_config2; void __iomem *gpmc_prefetch_control; void __iomem *gpmc_prefetch_status; void __iomem *gpmc_ecc_config; void __iomem *gpmc_ecc_control; void __iomem *gpmc_ecc_size_config; void __iomem *gpmc_ecc1_result; void __iomem *gpmc_bch_result0[GPMC_BCH_NUM_REMAINDER]; void __iomem *gpmc_bch_result1[GPMC_BCH_NUM_REMAINDER]; void __iomem *gpmc_bch_result2[GPMC_BCH_NUM_REMAINDER]; void __iomem *gpmc_bch_result3[GPMC_BCH_NUM_REMAINDER]; void __iomem *gpmc_bch_result4[GPMC_BCH_NUM_REMAINDER]; void __iomem *gpmc_bch_result5[GPMC_BCH_NUM_REMAINDER]; void __iomem *gpmc_bch_result6[GPMC_BCH_NUM_REMAINDER]; }; #endif
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