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/usr/src/linux-headers-5.15.0-181/include/linux/mtd/

/usr/src/linux-headers-5.15.0-181/include/linux/mtd

Name	Size	Mode	Actions
bbm.h	4825	0644	edit dl rm
blktrans.h	2682	0644	edit dl rm
cfi.h	10144	0644	edit dl rm
cfi_endian.h	1514	0644	edit dl rm
concat.h	493	0644	edit dl rm
doc2000.h	5505	0644	edit dl rm
flashchip.h	2478	0644	edit dl rm
ftl.h	2551	0644	edit dl rm
gen_probe.h	615	0644	edit dl rm
hyperbus.h	2893	0644	edit dl rm
inftl.h	1599	0644	edit dl rm
jedec.h	1905	0644	edit dl rm
latch-addr-flash.h	716	0644	edit dl rm
lpc32xx_mlc.h	385	0644	edit dl rm
lpc32xx_slc.h	385	0644	edit dl rm
map.h	13016	0644	edit dl rm
mtd.h	22569	0644	edit dl rm
mtdram.h	257	0644	edit dl rm
nand-ecc-sw-bch.h	2117	0644	edit dl rm
nand-ecc-sw-hamming.h	2717	0644	edit dl rm
nand-gpio.h	330	0644	edit dl rm
nand.h	30284	0644	edit dl rm
ndfc.h	2070	0644	edit dl rm
nftl.h	1734	0644	edit dl rm
onenand.h	7974	0644	edit dl rm
onenand_regs.h	7217	0644	edit dl rm
onfi.h	4962	0644	edit dl rm
partitions.h	3946	0644	edit dl rm
pfow.h	4489	0644	edit dl rm
physmap.h	808	0644	edit dl rm
pismo.h	271	0644	edit dl rm
plat-ram.h	668	0644	edit dl rm
platnand.h	2545	0644	edit dl rm
qinfo.h	2530	0644	edit dl rm
rawnand.h	52400	0644	edit dl rm
sharpsl.h	485	0644	edit dl rm
sh_flctl.h	5927	0644	edit dl rm
spear_smi.h	1714	0644	edit dl rm
spi-nor.h	17247	0644	edit dl rm
spinand.h	16220	0644	edit dl rm
super.h	578	0644	edit dl rm
ubi.h	9914	0644	edit dl rm
xip.h	2556	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/include/linux/mtd/onfi.h (4962B)

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright © 2000-2010 David Woodhouse <dwmw2@infradead.org>
 *			 Steven J. Hill <sjhill@realitydiluted.com>
 *			 Thomas Gleixner <tglx@linutronix.de>
 *
 * Contains all ONFI related definitions
 */

#ifndef __LINUX_MTD_ONFI_H
#define __LINUX_MTD_ONFI_H

#include <linux/types.h>
#include <linux/bitfield.h>

/* ONFI version bits */
#define ONFI_VERSION_1_0		BIT(1)
#define ONFI_VERSION_2_0		BIT(2)
#define ONFI_VERSION_2_1		BIT(3)
#define ONFI_VERSION_2_2		BIT(4)
#define ONFI_VERSION_2_3		BIT(5)
#define ONFI_VERSION_3_0		BIT(6)
#define ONFI_VERSION_3_1		BIT(7)
#define ONFI_VERSION_3_2		BIT(8)
#define ONFI_VERSION_4_0		BIT(9)

/* ONFI features */
#define ONFI_FEATURE_16_BIT_BUS		BIT(0)
#define ONFI_FEATURE_NV_DDR		BIT(5)
#define ONFI_FEATURE_EXT_PARAM_PAGE	BIT(7)

/* ONFI timing mode, used in both asynchronous and synchronous mode */
#define ONFI_DATA_INTERFACE_SDR		0
#define ONFI_DATA_INTERFACE_NVDDR	BIT(4)
#define ONFI_DATA_INTERFACE_NVDDR2	BIT(5)
#define ONFI_TIMING_MODE_0		BIT(0)
#define ONFI_TIMING_MODE_1		BIT(1)
#define ONFI_TIMING_MODE_2		BIT(2)
#define ONFI_TIMING_MODE_3		BIT(3)
#define ONFI_TIMING_MODE_4		BIT(4)
#define ONFI_TIMING_MODE_5		BIT(5)
#define ONFI_TIMING_MODE_UNKNOWN	BIT(6)
#define ONFI_TIMING_MODE_PARAM(x)	FIELD_GET(GENMASK(3, 0), (x))

/* ONFI feature number/address */
#define ONFI_FEATURE_NUMBER		256
#define ONFI_FEATURE_ADDR_TIMING_MODE	0x1

/* Vendor-specific feature address (Micron) */
#define ONFI_FEATURE_ADDR_READ_RETRY	0x89
#define ONFI_FEATURE_ON_DIE_ECC		0x90
#define   ONFI_FEATURE_ON_DIE_ECC_EN	BIT(3)

/* ONFI subfeature parameters length */
#define ONFI_SUBFEATURE_PARAM_LEN	4

/* ONFI optional commands SET/GET FEATURES supported? */
#define ONFI_OPT_CMD_SET_GET_FEATURES	BIT(2)

struct nand_onfi_params {
	/* rev info and features block */
	/* 'O' 'N' 'F' 'I'  */
	u8 sig[4];
	__le16 revision;
	__le16 features;
	__le16 opt_cmd;
	u8 reserved0[2];
	__le16 ext_param_page_length; /* since ONFI 2.1 */
	u8 num_of_param_pages;        /* since ONFI 2.1 */
	u8 reserved1[17];

/* manufacturer information block */
	char manufacturer[12];
	char model[20];
	u8 jedec_id;
	__le16 date_code;
	u8 reserved2[13];

/* memory organization block */
	__le32 byte_per_page;
	__le16 spare_bytes_per_page;
	__le32 data_bytes_per_ppage;
	__le16 spare_bytes_per_ppage;
	__le32 pages_per_block;
	__le32 blocks_per_lun;
	u8 lun_count;
	u8 addr_cycles;
	u8 bits_per_cell;
	__le16 bb_per_lun;
	__le16 block_endurance;
	u8 guaranteed_good_blocks;
	__le16 guaranteed_block_endurance;
	u8 programs_per_page;
	u8 ppage_attr;
	u8 ecc_bits;
	u8 interleaved_bits;
	u8 interleaved_ops;
	u8 reserved3[13];

/* electrical parameter block */
	u8 io_pin_capacitance_max;
	__le16 sdr_timing_modes;
	__le16 program_cache_timing_mode;
	__le16 t_prog;
	__le16 t_bers;
	__le16 t_r;
	__le16 t_ccs;
	u8 nvddr_timing_modes;
	u8 nvddr2_timing_modes;
	u8 nvddr_nvddr2_features;
	__le16 clk_pin_capacitance_typ;
	__le16 io_pin_capacitance_typ;
	__le16 input_pin_capacitance_typ;
	u8 input_pin_capacitance_max;
	u8 driver_strength_support;
	__le16 t_int_r;
	__le16 t_adl;
	u8 reserved4[8];

/* vendor */
	__le16 vendor_revision;
	u8 vendor[88];

__le16 crc;
} __packed;

#define ONFI_CRC_BASE	0x4F4E

/* Extended ECC information Block Definition (since ONFI 2.1) */
struct onfi_ext_ecc_info {
	u8 ecc_bits;
	u8 codeword_size;
	__le16 bb_per_lun;
	__le16 block_endurance;
	u8 reserved[2];
} __packed;

#define ONFI_SECTION_TYPE_0	0	/* Unused section. */
#define ONFI_SECTION_TYPE_1	1	/* for additional sections. */
#define ONFI_SECTION_TYPE_2	2	/* for ECC information. */
struct onfi_ext_section {
	u8 type;
	u8 length;
} __packed;

#define ONFI_EXT_SECTION_MAX 8

/* Extended Parameter Page Definition (since ONFI 2.1) */
struct onfi_ext_param_page {
	__le16 crc;
	u8 sig[4];             /* 'E' 'P' 'P' 'S' */
	u8 reserved0[10];
	struct onfi_ext_section sections[ONFI_EXT_SECTION_MAX];

/*
	 * The actual size of the Extended Parameter Page is in
	 * @ext_param_page_length of nand_onfi_params{}.
	 * The following are the variable length sections.
	 * So we do not add any fields below. Please see the ONFI spec.
	 */
} __packed;

/**
 * struct onfi_params - ONFI specific parameters that will be reused
 * @version: ONFI version (BCD encoded), 0 if ONFI is not supported
 * @tPROG: Page program time
 * @tBERS: Block erase time
 * @tR: Page read time
 * @tCCS: Change column setup time
 * @fast_tCAD: Command/Address/Data slow or fast delay (NV-DDR only)
 * @sdr_timing_modes: Supported asynchronous/SDR timing modes
 * @nvddr_timing_modes: Supported source synchronous/NV-DDR timing modes
 * @vendor_revision: Vendor specific revision number
 * @vendor: Vendor specific data
 */
struct onfi_params {
	int version;
	u16 tPROG;
	u16 tBERS;
	u16 tR;
	u16 tCCS;
	bool fast_tCAD;
	u16 sdr_timing_modes;
	u16 nvddr_timing_modes;
	u16 vendor_revision;
	u8 vendor[88];
};

#endif /* __LINUX_MTD_ONFI_H */

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