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Date: Tue, 24 Mar 2020 15:49:55 +0900
From: Yoshio Furuyama <ytc-mb-yfuruyama7@...xia.com>
To: miquel.raynal@...tlin.com, vigneshr@...com
Cc: linux-kernel@...r.kernel.org, linux-mtd@...ts.infradead.org
Subject: [PATCH v5 2/2] mtd: spinand: toshiba: Support for new Kioxia Serial NAND
Add support for new Kioxia products.
The new Kioxia products support program load x4 command, and have
HOLD_D bit which is equivalent to QE bit.
Signed-off-by: Yoshio Furuyama <ytc-mb-yfuruyama7@...xia.com>
Reviewed-by: Frieder Schrempf <frieder.schrempf@...tron.de>
---
changelog[v5]:Remake on -rc6.
changelog[v4]:Remake on top of the last -rc.
changelog[v3]:No change.
changelog[v2]:Split 2 patches.
drivers/mtd/nand/spi/toshiba.c | 128 +++++++++++++++++++++++++++++++++++------
1 file changed, 111 insertions(+), 17 deletions(-)
diff --git a/drivers/mtd/nand/spi/toshiba.c b/drivers/mtd/nand/spi/toshiba.c
index 5d217dd..bc801d8 100644
--- a/drivers/mtd/nand/spi/toshiba.c
+++ b/drivers/mtd/nand/spi/toshiba.c
@@ -20,6 +20,18 @@ static SPINAND_OP_VARIANTS(read_cache_variants,
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_x4_variants,
+ SPINAND_PROG_LOAD_X4(true, 0, NULL, 0),
+ SPINAND_PROG_LOAD(true, 0, NULL, 0));
+
+static SPINAND_OP_VARIANTS(update_cache_x4_variants,
+ SPINAND_PROG_LOAD_X4(false, 0, NULL, 0),
+ SPINAND_PROG_LOAD(false, 0, NULL, 0));
+
+/**
+ * Backward compatibility for 1st generation Serial NAND devices
+ * which don't support Quad Program Load operation.
+ */
static SPINAND_OP_VARIANTS(write_cache_variants,
SPINAND_PROG_LOAD(true, 0, NULL, 0));
@@ -95,7 +107,7 @@ static int tx58cxgxsxraix_ecc_get_status(struct spinand_device *spinand,
}
static const struct spinand_info toshiba_spinand_table[] = {
- /* 3.3V 1Gb */
+ /* 3.3V 1Gb (1st generation) */
SPINAND_INFO("TC58CVG0S3HRAIG",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xC2),
NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
@@ -106,7 +118,7 @@ static int tx58cxgxsxraix_ecc_get_status(struct spinand_device *spinand,
0,
SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
tx58cxgxsxraix_ecc_get_status)),
- /* 3.3V 2Gb */
+ /* 3.3V 2Gb (1st generation) */
SPINAND_INFO("TC58CVG1S3HRAIG",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xCB),
NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
@@ -117,7 +129,7 @@ static int tx58cxgxsxraix_ecc_get_status(struct spinand_device *spinand,
0,
SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
tx58cxgxsxraix_ecc_get_status)),
- /* 3.3V 4Gb */
+ /* 3.3V 4Gb (1st generation) */
SPINAND_INFO("TC58CVG2S0HRAIG",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xCD),
NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
@@ -128,18 +140,7 @@ static int tx58cxgxsxraix_ecc_get_status(struct spinand_device *spinand,
0,
SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
tx58cxgxsxraix_ecc_get_status)),
- /* 3.3V 4Gb */
- SPINAND_INFO("TC58CVG2S0HRAIJ",
- SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xED),
- NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
- NAND_ECCREQ(8, 512),
- SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
- &write_cache_variants,
- &update_cache_variants),
- 0,
- SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
- tx58cxgxsxraix_ecc_get_status)),
- /* 1.8V 1Gb */
+ /* 1.8V 1Gb (1st generation) */
SPINAND_INFO("TC58CYG0S3HRAIG",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xB2),
NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
@@ -150,7 +151,7 @@ static int tx58cxgxsxraix_ecc_get_status(struct spinand_device *spinand,
0,
SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
tx58cxgxsxraix_ecc_get_status)),
- /* 1.8V 2Gb */
+ /* 1.8V 2Gb (1st generation) */
SPINAND_INFO("TC58CYG1S3HRAIG",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xBB),
NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
@@ -161,7 +162,7 @@ static int tx58cxgxsxraix_ecc_get_status(struct spinand_device *spinand,
0,
SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
tx58cxgxsxraix_ecc_get_status)),
- /* 1.8V 4Gb */
+ /* 1.8V 4Gb (1st generation) */
SPINAND_INFO("TC58CYG2S0HRAIG",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xBD),
NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
@@ -172,6 +173,99 @@ static int tx58cxgxsxraix_ecc_get_status(struct spinand_device *spinand,
0,
SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
tx58cxgxsxraix_ecc_get_status)),
+
+ /*
+ * 2nd generation serial nand has HOLD_D which is equivalent to
+ * QE_BIT.
+ */
+ /* 3.3V 1Gb (2nd generation) */
+ SPINAND_INFO("TC58CVG0S3HRAIJ",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xE2),
+ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_x4_variants,
+ &update_cache_x4_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
+ tx58cxgxsxraix_ecc_get_status)),
+ /* 3.3V 2Gb (2nd generation) */
+ SPINAND_INFO("TC58CVG1S3HRAIJ",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xEB),
+ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_x4_variants,
+ &update_cache_x4_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
+ tx58cxgxsxraix_ecc_get_status)),
+ /* 3.3V 4Gb (2nd generation) */
+ SPINAND_INFO("TC58CVG2S0HRAIJ",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xED),
+ NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_x4_variants,
+ &update_cache_x4_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
+ tx58cxgxsxraix_ecc_get_status)),
+ /* 3.3V 8Gb (2nd generation) */
+ SPINAND_INFO("TH58CVG3S0HRAIJ",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xE4),
+ NAND_MEMORG(1, 4096, 256, 64, 4096, 80, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_x4_variants,
+ &update_cache_x4_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
+ tx58cxgxsxraix_ecc_get_status)),
+ /* 1.8V 1Gb (2nd generation) */
+ SPINAND_INFO("TC58CYG0S3HRAIJ",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xD2),
+ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_x4_variants,
+ &update_cache_x4_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
+ tx58cxgxsxraix_ecc_get_status)),
+ /* 1.8V 2Gb (2nd generation) */
+ SPINAND_INFO("TC58CYG1S3HRAIJ",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xDB),
+ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_x4_variants,
+ &update_cache_x4_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
+ tx58cxgxsxraix_ecc_get_status)),
+ /* 1.8V 4Gb (2nd generation) */
+ SPINAND_INFO("TC58CYG2S0HRAIJ",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xDD),
+ NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_x4_variants,
+ &update_cache_x4_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
+ tx58cxgxsxraix_ecc_get_status)),
+ /* 1.8V 8Gb (2nd generation) */
+ SPINAND_INFO("TH58CYG3S0HRAIJ",
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xD4),
+ NAND_MEMORG(1, 4096, 256, 64, 4096, 80, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_x4_variants,
+ &update_cache_x4_variants),
+ SPINAND_HAS_QE_BIT,
+ SPINAND_ECCINFO(&tx58cxgxsxraix_ooblayout,
+ tx58cxgxsxraix_ecc_get_status)),
};
static const struct spinand_manufacturer_ops toshiba_spinand_manuf_ops = {
--
1.9.1
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