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generic: mtd: spinand: add support for FORESEE F35SQA002G
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Add support for FORESEE F35SQA002G SPI NAND.
Datasheet:
  https://www.longsys.com/uploads/LM-00006FORESEEF35SQA002GDatasheet_1650183701.pdf

Refresh all affected patch with make target/linux/refresh.

Signed-off-by: Martin Kurbanov <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Signed-off-by: Bohdan Chubuk <[email protected]>
Link: openwrt/openwrt#16915
(cherry picked from commit 5348e2e)
Link: openwrt/openwrt#17188
Signed-off-by: Christian Marangi <[email protected]>
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chbgdn authored and Ansuel committed Dec 6, 2024
1 parent c995dd9 commit f483de4
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Original file line number Diff line number Diff line change
@@ -0,0 +1,146 @@
From 49c8e854869d673df8452f24dfa8989cd0f615a8 Mon Sep 17 00:00:00 2001
From: Martin Kurbanov <[email protected]>
Date: Mon, 2 Oct 2023 17:04:58 +0300
Subject: [PATCH] mtd: spinand: add support for FORESEE F35SQA002G

Add support for FORESEE F35SQA002G SPI NAND.
Datasheet:
https://www.longsys.com/uploads/LM-00006FORESEEF35SQA002GDatasheet_1650183701.pdf

Signed-off-by: Martin Kurbanov <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Link: https://lore.kernel.org/linux-mtd/[email protected]
---
drivers/mtd/nand/spi/Makefile | 2 +-
drivers/mtd/nand/spi/core.c | 1 +
drivers/mtd/nand/spi/foresee.c | 95 ++++++++++++++++++++++++++++++++++
include/linux/mtd/spinand.h | 1 +
4 files changed, 98 insertions(+), 1 deletion(-)
create mode 100644 drivers/mtd/nand/spi/foresee.c

--- a/drivers/mtd/nand/spi/Makefile
+++ b/drivers/mtd/nand/spi/Makefile
@@ -1,4 +1,4 @@
# SPDX-License-Identifier: GPL-2.0
-spinand-objs := core.o alliancememory.o ato.o esmt.o gigadevice.o macronix.o
+spinand-objs := core.o alliancememory.o ato.o esmt.o foresee.o gigadevice.o macronix.o
spinand-objs += micron.o paragon.o toshiba.o winbond.o xtx.o
obj-$(CONFIG_MTD_SPI_NAND) += spinand.o
--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -940,6 +940,7 @@ static const struct spinand_manufacturer
&alliancememory_spinand_manufacturer,
&ato_spinand_manufacturer,
&esmt_c8_spinand_manufacturer,
+ &foresee_spinand_manufacturer,
&gigadevice_spinand_manufacturer,
&macronix_spinand_manufacturer,
&micron_spinand_manufacturer,
--- /dev/null
+++ b/drivers/mtd/nand/spi/foresee.c
@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2023, SberDevices. All Rights Reserved.
+ *
+ * Author: Martin Kurbanov <[email protected]>
+ */
+
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/mtd/spinand.h>
+
+#define SPINAND_MFR_FORESEE 0xCD
+
+static SPINAND_OP_VARIANTS(read_cache_variants,
+ SPINAND_PAGE_READ_FROM_CACHE_X4_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 f35sqa002g_ooblayout_ecc(struct mtd_info *mtd, int section,
+ struct mtd_oob_region *region)
+{
+ return -ERANGE;
+}
+
+static int f35sqa002g_ooblayout_free(struct mtd_info *mtd, int section,
+ struct mtd_oob_region *region)
+{
+ if (section)
+ return -ERANGE;
+
+ /* Reserve 2 bytes for the BBM. */
+ region->offset = 2;
+ region->length = 62;
+
+ return 0;
+}
+
+static const struct mtd_ooblayout_ops f35sqa002g_ooblayout = {
+ .ecc = f35sqa002g_ooblayout_ecc,
+ .free = f35sqa002g_ooblayout_free,
+};
+
+static int f35sqa002g_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_HAS_BITFLIPS:
+ return nanddev_get_ecc_conf(nand)->strength;
+
+ default:
+ break;
+ }
+
+ /* More than 1-bit error was detected in one or more sectors and
+ * cannot be corrected.
+ */
+ return -EBADMSG;
+}
+
+static const struct spinand_info foresee_spinand_table[] = {
+ SPINAND_INFO("F35SQA002G",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x72, 0x72),
+ NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 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(&f35sqa002g_ooblayout,
+ f35sqa002g_ecc_get_status)),
+};
+
+static const struct spinand_manufacturer_ops foresee_spinand_manuf_ops = {
+};
+
+const struct spinand_manufacturer foresee_spinand_manufacturer = {
+ .id = SPINAND_MFR_FORESEE,
+ .name = "FORESEE",
+ .chips = foresee_spinand_table,
+ .nchips = ARRAY_SIZE(foresee_spinand_table),
+ .ops = &foresee_spinand_manuf_ops,
+};
--- a/include/linux/mtd/spinand.h
+++ b/include/linux/mtd/spinand.h
@@ -263,6 +263,7 @@ struct spinand_manufacturer {
extern const struct spinand_manufacturer alliancememory_spinand_manufacturer;
extern const struct spinand_manufacturer ato_spinand_manufacturer;
extern const struct spinand_manufacturer esmt_c8_spinand_manufacturer;
+extern const struct spinand_manufacturer foresee_spinand_manufacturer;
extern const struct spinand_manufacturer gigadevice_spinand_manufacturer;
extern const struct spinand_manufacturer macronix_spinand_manufacturer;
extern const struct spinand_manufacturer micron_spinand_manufacturer;
Original file line number Diff line number Diff line change
Expand Up @@ -53,7 +53,7 @@ Signed-off-by: Daniel Golle <[email protected]>

--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -1286,6 +1286,7 @@ static int spinand_init(struct spinand_d
@@ -1287,6 +1287,7 @@ static int spinand_init(struct spinand_d
/* Propagate ECC information to mtd_info */
mtd->ecc_strength = nanddev_get_ecc_conf(nand)->strength;
mtd->ecc_step_size = nanddev_get_ecc_conf(nand)->step_size;
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -42,9 +42,9 @@ Submitted-by: Daniel Danzberger <[email protected]>
+++ b/drivers/mtd/nand/spi/Makefile
@@ -1,4 +1,4 @@
# SPDX-License-Identifier: GPL-2.0
-spinand-objs := core.o alliancememory.o ato.o esmt.o gigadevice.o macronix.o
-spinand-objs := core.o alliancememory.o ato.o esmt.o foresee.o gigadevice.o macronix.o
-spinand-objs += micron.o paragon.o toshiba.o winbond.o xtx.o
+spinand-objs := core.o alliancememory.o ato.o esmt.o etron.o gigadevice.o
+spinand-objs := core.o alliancememory.o ato.o esmt.o etron.o foresee.o gigadevice.o
+spinand-objs += macronix.o micron.o paragon.o toshiba.o winbond.o xtx.o
obj-$(CONFIG_MTD_SPI_NAND) += spinand.o
--- a/drivers/mtd/nand/spi/core.c
Expand All @@ -54,9 +54,9 @@ Submitted-by: Daniel Danzberger <[email protected]>
&ato_spinand_manufacturer,
&esmt_c8_spinand_manufacturer,
+ &etron_spinand_manufacturer,
&foresee_spinand_manufacturer,
&gigadevice_spinand_manufacturer,
&macronix_spinand_manufacturer,
&micron_spinand_manufacturer,
--- /dev/null
+++ b/drivers/mtd/nand/spi/etron.c
@@ -0,0 +1,98 @@
Expand Down Expand Up @@ -165,6 +165,6 @@ Submitted-by: Daniel Danzberger <[email protected]>
extern const struct spinand_manufacturer ato_spinand_manufacturer;
extern const struct spinand_manufacturer esmt_c8_spinand_manufacturer;
+extern const struct spinand_manufacturer etron_spinand_manufacturer;
extern const struct spinand_manufacturer foresee_spinand_manufacturer;
extern const struct spinand_manufacturer gigadevice_spinand_manufacturer;
extern const struct spinand_manufacturer macronix_spinand_manufacturer;
extern const struct spinand_manufacturer micron_spinand_manufacturer;
Original file line number Diff line number Diff line change
Expand Up @@ -8,23 +8,23 @@

static int spinand_read_reg_op(struct spinand_device *spinand, u8 reg, u8 *val)
{
@@ -1346,6 +1347,7 @@ static int spinand_probe(struct spi_mem
@@ -1347,6 +1348,7 @@ static int spinand_probe(struct spi_mem
if (ret)
return ret;

+ mtk_bmt_attach(mtd);
ret = mtd_device_register(mtd, NULL, 0);
if (ret)
goto err_spinand_cleanup;
@@ -1353,6 +1355,7 @@ static int spinand_probe(struct spi_mem
@@ -1354,6 +1356,7 @@ static int spinand_probe(struct spi_mem
return 0;

err_spinand_cleanup:
+ mtk_bmt_detach(mtd);
spinand_cleanup(spinand);

return ret;
@@ -1371,6 +1374,7 @@ static int spinand_remove(struct spi_mem
@@ -1372,6 +1375,7 @@ static int spinand_remove(struct spi_mem
if (ret)
return ret;

Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -18,18 +18,18 @@ Signed-off-by: Davide Fioravanti <[email protected]>
+++ b/drivers/mtd/nand/spi/Makefile
@@ -1,4 +1,4 @@
# SPDX-License-Identifier: GPL-2.0
-spinand-objs := core.o alliancememory.o ato.o esmt.o etron.o gigadevice.o
+spinand-objs := core.o alliancememory.o ato.o esmt.o etron.o fidelix.o gigadevice.o
-spinand-objs := core.o alliancememory.o ato.o esmt.o etron.o foresee.o gigadevice.o
+spinand-objs := core.o alliancememory.o ato.o esmt.o etron.o fidelix.o foresee.o gigadevice.o
spinand-objs += macronix.o micron.o paragon.o toshiba.o winbond.o xtx.o
obj-$(CONFIG_MTD_SPI_NAND) += spinand.o
--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -941,6 +941,7 @@ static const struct spinand_manufacturer
&alliancememory_spinand_manufacturer,
@@ -942,6 +942,7 @@ static const struct spinand_manufacturer
&ato_spinand_manufacturer,
&esmt_c8_spinand_manufacturer,
+ &fidelix_spinand_manufacturer,
&etron_spinand_manufacturer,
+ &fidelix_spinand_manufacturer,
&foresee_spinand_manufacturer,
&gigadevice_spinand_manufacturer,
&macronix_spinand_manufacturer,
--- /dev/null
Expand Down Expand Up @@ -118,6 +118,6 @@ Signed-off-by: Davide Fioravanti <[email protected]>
extern const struct spinand_manufacturer esmt_c8_spinand_manufacturer;
extern const struct spinand_manufacturer etron_spinand_manufacturer;
+extern const struct spinand_manufacturer fidelix_spinand_manufacturer;
extern const struct spinand_manufacturer foresee_spinand_manufacturer;
extern const struct spinand_manufacturer gigadevice_spinand_manufacturer;
extern const struct spinand_manufacturer macronix_spinand_manufacturer;
extern const struct spinand_manufacturer micron_spinand_manufacturer;
Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ Signed-off-by: SkyLake.Huang <[email protected]>

--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -979,6 +979,56 @@ static int spinand_manufacturer_match(st
@@ -980,6 +980,56 @@ static int spinand_manufacturer_match(st
return -ENOTSUPP;
}

Expand Down Expand Up @@ -68,7 +68,7 @@ Signed-off-by: SkyLake.Huang <[email protected]>
static int spinand_id_detect(struct spinand_device *spinand)
{
u8 *id = spinand->id.data;
@@ -1229,6 +1279,10 @@ static int spinand_init(struct spinand_d
@@ -1230,6 +1280,10 @@ static int spinand_init(struct spinand_d
if (!spinand->scratchbuf)
return -ENOMEM;

Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@ Signed-off-by: SkyLake.Huang <[email protected]>

--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -1020,7 +1020,10 @@ int spinand_cal_read(void *priv, u32 *ad
@@ -1021,7 +1021,10 @@ int spinand_cal_read(void *priv, u32 *ad
if (ret)
return ret;

Expand Down

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