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mtd: spinand: Support hyf

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HYF1GQ4UPACAE, HYF1GQ4UDACAE, HYF2GQ4UAACAE, HYF2GQ4UHCCAE, HYF4GQ4UAACBE

Change-Id: I173aa2fbe8275a776fd63eb9c6d29b3589b7fe1c
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
This commit is contained in:
Jon Lin
2021-10-17 10:29:58 +08:00
committed by Tao Huang
parent 9e2b33c54c
commit 96ff56ea58
4 changed files with 214 additions and 1 deletions
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2
drivers/mtd/nand/spi/Makefile
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@@ -1,3 +1,3 @@
# SPDX-License-Identifier: GPL-2.0
spinand-objs := biwin.o core.o dosilicon.o esmt.o etron.o fmsh.o foresee.o gigadevice.o macronix.o micron.o paragon.o toshiba.o winbond.o
spinand-objs := biwin.o core.o dosilicon.o esmt.o etron.o fmsh.o foresee.o gigadevice.o hyf.o macronix.o micron.o paragon.o toshiba.o winbond.o
obj-$(CONFIG_MTD_SPI_NAND) += spinand.o

1
drivers/mtd/nand/spi/core.c
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@@ -856,6 +856,7 @@ static const struct spinand_manufacturer *spinand_manufacturers[] = {
&fmsh_spinand_manufacturer,
&foresee_spinand_manufacturer,
&gigadevice_spinand_manufacturer,
&hyf_spinand_manufacturer,
&macronix_spinand_manufacturer,
&micron_spinand_manufacturer,
&paragon_spinand_manufacturer,

211
drivers/mtd/nand/spi/hyf.c Normal file
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@@ -0,0 +1,211 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2020-2021 Rockchip Electronics Co., Ltd
*
* Authors:
* Dingqiang Lin <jon.lin@rock-chips.com>
*/
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/mtd/spinand.h>
#define SPINAND_MFR_HYF 0xC9
static SPINAND_OP_VARIANTS(read_cache_variants,
SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0),
SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0),
SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0),
SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0),
SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0));
static SPINAND_OP_VARIANTS(write_cache_variants,
SPINAND_PROG_LOAD_X4(true, 0, NULL, 0),
SPINAND_PROG_LOAD(true, 0, NULL, 0));
static SPINAND_OP_VARIANTS(update_cache_variants,
SPINAND_PROG_LOAD_X4(false, 0, NULL, 0),
SPINAND_PROG_LOAD(false, 0, NULL, 0));
static int hyf1gq4upacae_ooblayout_ecc(struct mtd_info *mtd, int section,
struct mtd_oob_region *region)
{
if (section)
return -ERANGE;
region->offset = 64;
region->length = 64;
return 0;
}
static int hyf1gq4upacae_ooblayout_free(struct mtd_info *mtd, int section,
struct mtd_oob_region *region)
{
if (section)
return -ERANGE;
region->offset = 1;
region->length = 63;
return 0;
}
static const struct mtd_ooblayout_ops hyf1gq4upacae_ooblayout = {
.ecc = hyf1gq4upacae_ooblayout_ecc,
.free = hyf1gq4upacae_ooblayout_free,
};
static int hyf1gq4udacae_ooblayout_ecc(struct mtd_info *mtd, int section,
struct mtd_oob_region *region)
{
if (section > 3)
return -ERANGE;
region->offset = (16 * section) + 8;
region->length = 8;
return 0;
}
static int hyf1gq4udacae_ooblayout_free(struct mtd_info *mtd, int section,
struct mtd_oob_region *region)
{
if (section > 3)
return -ERANGE;
region->offset = (16 * section) + 4;
region->length = 4;
return 0;
}
static const struct mtd_ooblayout_ops hyf1gq4udacae_ooblayout = {
.ecc = hyf1gq4udacae_ooblayout_ecc,
.free = hyf1gq4udacae_ooblayout_free,
};
static int hyf2gq4uaacae_ooblayout_ecc(struct mtd_info *mtd, int section,
struct mtd_oob_region *region)
{
if (section > 3)
return -ERANGE;
region->offset = (32 * section) + 8;
region->length = 24;
return 0;
}
static int hyf2gq4uaacae_ooblayout_free(struct mtd_info *mtd, int section,
struct mtd_oob_region *region)
{
if (section > 3)
return -ERANGE;
region->offset = 16 * section;
region->length = 8;
return 0;
}
static const struct mtd_ooblayout_ops hyf2gq4uaacae_ooblayout = {
.ecc = hyf2gq4uaacae_ooblayout_ecc,
.free = hyf2gq4uaacae_ooblayout_free,
};
static int hyf1gq4udacae_ecc_get_status(struct spinand_device *spinand,
u8 status)
{
struct nand_device *nand = spinand_to_nand(spinand);
switch (status & STATUS_ECC_MASK) {
case STATUS_ECC_NO_BITFLIPS:
return 0;
case STATUS_ECC_UNCOR_ERROR:
return -EBADMSG;
case STATUS_ECC_HAS_BITFLIPS:
return 1;
default:
return nanddev_get_ecc_conf(nand)->strength;
}
return -EINVAL;
}
static const struct spinand_info hyf_spinand_table[] = {
SPINAND_INFO("HYF1GQ4UPACAE",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xA1),
NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
NAND_ECCREQ(1, 512),
SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
&write_cache_variants,
&update_cache_variants),
SPINAND_HAS_QE_BIT,
SPINAND_ECCINFO(&hyf1gq4upacae_ooblayout, NULL)),
SPINAND_INFO("HYF1GQ4UDACAE",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x21),
NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
NAND_ECCREQ(4, 512),
SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
&write_cache_variants,
&update_cache_variants),
SPINAND_HAS_QE_BIT,
SPINAND_ECCINFO(&hyf1gq4udacae_ooblayout,
hyf1gq4udacae_ecc_get_status)),
SPINAND_INFO("HYF1GQ4UDACAE",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x22),
NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
NAND_ECCREQ(4, 512),
SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
&write_cache_variants,
&update_cache_variants),
SPINAND_HAS_QE_BIT,
SPINAND_ECCINFO(&hyf1gq4udacae_ooblayout,
hyf1gq4udacae_ecc_get_status)),
SPINAND_INFO("HYF2GQ4UAACAE",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x52),
NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
NAND_ECCREQ(14, 512),
SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
&write_cache_variants,
&update_cache_variants),
SPINAND_HAS_QE_BIT,
SPINAND_ECCINFO(&hyf2gq4uaacae_ooblayout,
hyf1gq4udacae_ecc_get_status)),
SPINAND_INFO("HYF2GQ4UHCCAE",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x5A),
NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
NAND_ECCREQ(14, 512),
SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
&write_cache_variants,
&update_cache_variants),
SPINAND_HAS_QE_BIT,
SPINAND_ECCINFO(&hyf2gq4uaacae_ooblayout,
hyf1gq4udacae_ecc_get_status)),
SPINAND_INFO("HYF4GQ4UAACBE",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xD4),
NAND_MEMORG(1, 4096, 128, 64, 2048, 40, 1, 1, 1),
NAND_ECCREQ(4, 512),
SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
&write_cache_variants,
&update_cache_variants),
SPINAND_HAS_QE_BIT,
SPINAND_ECCINFO(&hyf2gq4uaacae_ooblayout,
hyf1gq4udacae_ecc_get_status)),
};
static const struct spinand_manufacturer_ops hyf_spinand_manuf_ops = {
};
const struct spinand_manufacturer hyf_spinand_manufacturer = {
.id = SPINAND_MFR_HYF,
.name = "hyf",
.chips = hyf_spinand_table,
.nchips = ARRAY_SIZE(hyf_spinand_table),
.ops = &hyf_spinand_manuf_ops,
};

1
include/linux/mtd/spinand.h
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@@ -245,6 +245,7 @@ extern const struct spinand_manufacturer etron_spinand_manufacturer;
extern const struct spinand_manufacturer fmsh_spinand_manufacturer;
extern const struct spinand_manufacturer foresee_spinand_manufacturer;
extern const struct spinand_manufacturer gigadevice_spinand_manufacturer;
extern const struct spinand_manufacturer hyf_spinand_manufacturer;
extern const struct spinand_manufacturer macronix_spinand_manufacturer;
extern const struct spinand_manufacturer micron_spinand_manufacturer;
extern const struct spinand_manufacturer paragon_spinand_manufacturer;