From 96ff56ea583de4afe8422ae14dc3433b2be6c6ea Mon Sep 17 00:00:00 2001 From: Jon Lin Date: Sun, 17 Oct 2021 10:29:58 +0800 Subject: [PATCH] mtd: spinand: Support hyf HYF1GQ4UPACAE, HYF1GQ4UDACAE, HYF2GQ4UAACAE, HYF2GQ4UHCCAE, HYF4GQ4UAACBE Change-Id: I173aa2fbe8275a776fd63eb9c6d29b3589b7fe1c Signed-off-by: Jon Lin --- drivers/mtd/nand/spi/Makefile | 2 +- drivers/mtd/nand/spi/core.c | 1 + drivers/mtd/nand/spi/hyf.c | 211 ++++++++++++++++++++++++++++++++++ include/linux/mtd/spinand.h | 1 + 4 files changed, 214 insertions(+), 1 deletion(-) create mode 100644 drivers/mtd/nand/spi/hyf.c diff --git a/drivers/mtd/nand/spi/Makefile b/drivers/mtd/nand/spi/Makefile index 14270d066656..00aeca8aec3c 100644 --- a/drivers/mtd/nand/spi/Makefile +++ b/drivers/mtd/nand/spi/Makefile @@ -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 diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c index 206351275b24..58c16da80a7a 100644 --- a/drivers/mtd/nand/spi/core.c +++ b/drivers/mtd/nand/spi/core.c @@ -856,6 +856,7 @@ static const struct spinand_manufacturer *spinand_manufacturers[] = { &fmsh_spinand_manufacturer, &foresee_spinand_manufacturer, &gigadevice_spinand_manufacturer, + &hyf_spinand_manufacturer, ¯onix_spinand_manufacturer, µn_spinand_manufacturer, ¶gon_spinand_manufacturer, diff --git a/drivers/mtd/nand/spi/hyf.c b/drivers/mtd/nand/spi/hyf.c new file mode 100644 index 000000000000..5c914ad6c34f --- /dev/null +++ b/drivers/mtd/nand/spi/hyf.c @@ -0,0 +1,211 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020-2021 Rockchip Electronics Co., Ltd + * + * Authors: + * Dingqiang Lin + */ + +#include +#include +#include + +#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, +}; diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h index 781941661d14..eef6f2a69b86 100644 --- a/include/linux/mtd/spinand.h +++ b/include/linux/mtd/spinand.h @@ -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;