mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 06:36:29 +07:00
8ae3fbf81b
This moves JEDEC related code to nand_jedec.c and JEDEC related struct/macros to include/linux/mtd/jedec.h. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
92 lines
1.9 KiB
C
92 lines
1.9 KiB
C
/* 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 JEDEC related definitions
|
|
*/
|
|
|
|
#ifndef __LINUX_MTD_JEDEC_H
|
|
#define __LINUX_MTD_JEDEC_H
|
|
|
|
struct jedec_ecc_info {
|
|
u8 ecc_bits;
|
|
u8 codeword_size;
|
|
__le16 bb_per_lun;
|
|
__le16 block_endurance;
|
|
u8 reserved[2];
|
|
} __packed;
|
|
|
|
/* JEDEC features */
|
|
#define JEDEC_FEATURE_16_BIT_BUS (1 << 0)
|
|
|
|
struct nand_jedec_params {
|
|
/* rev info and features block */
|
|
/* 'J' 'E' 'S' 'D' */
|
|
u8 sig[4];
|
|
__le16 revision;
|
|
__le16 features;
|
|
u8 opt_cmd[3];
|
|
__le16 sec_cmd;
|
|
u8 num_of_param_pages;
|
|
u8 reserved0[18];
|
|
|
|
/* manufacturer information block */
|
|
char manufacturer[12];
|
|
char model[20];
|
|
u8 jedec_id[6];
|
|
u8 reserved1[10];
|
|
|
|
/* memory organization block */
|
|
__le32 byte_per_page;
|
|
__le16 spare_bytes_per_page;
|
|
u8 reserved2[6];
|
|
__le32 pages_per_block;
|
|
__le32 blocks_per_lun;
|
|
u8 lun_count;
|
|
u8 addr_cycles;
|
|
u8 bits_per_cell;
|
|
u8 programs_per_page;
|
|
u8 multi_plane_addr;
|
|
u8 multi_plane_op_attr;
|
|
u8 reserved3[38];
|
|
|
|
/* electrical parameter block */
|
|
__le16 async_sdr_speed_grade;
|
|
__le16 toggle_ddr_speed_grade;
|
|
__le16 sync_ddr_speed_grade;
|
|
u8 async_sdr_features;
|
|
u8 toggle_ddr_features;
|
|
u8 sync_ddr_features;
|
|
__le16 t_prog;
|
|
__le16 t_bers;
|
|
__le16 t_r;
|
|
__le16 t_r_multi_plane;
|
|
__le16 t_ccs;
|
|
__le16 io_pin_capacitance_typ;
|
|
__le16 input_pin_capacitance_typ;
|
|
__le16 clk_pin_capacitance_typ;
|
|
u8 driver_strength_support;
|
|
__le16 t_adl;
|
|
u8 reserved4[36];
|
|
|
|
/* ECC and endurance block */
|
|
u8 guaranteed_good_blocks;
|
|
__le16 guaranteed_block_endurance;
|
|
struct jedec_ecc_info ecc_info[4];
|
|
u8 reserved5[29];
|
|
|
|
/* reserved */
|
|
u8 reserved6[148];
|
|
|
|
/* vendor */
|
|
__le16 vendor_rev_num;
|
|
u8 reserved7[88];
|
|
|
|
/* CRC for Parameter Page */
|
|
__le16 crc;
|
|
} __packed;
|
|
|
|
#endif /* __LINUX_MTD_JEDEC_H */
|