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Date: Wed, 16 Jan 2019 14:53:19 +0900
From: Yoshio Furuyama <tmcmc-mb-yfuruyama7@...toshiba.co.jp>
To: bbrezillon@...nel.org, miquel.raynal@...tlin.com
Cc: richard@....at, dwmw2@...radead.org, computersforpeace@...il.com,
marek.vasut@...il.com, frieder.schrempf@...tron.De,
peron.clem@...il.com, linux-mtd@...ts.infradead.org,
linux-kernel@...r.kernel.org, tmcmc-mb-yfuruyama7@...toshiba.co.jp
Subject: [PATCH] mtd: spinand: Add support for all Toshiba Memory products
Add device table for Toshiba Memory products.
Also, generalize OOB layout structure and function names.
Signed-off-by: Yoshio Furuyama <tmcmc-mb-yfuruyama7@...toshiba.co.jp>
---
drivers/mtd/nand/spi/toshiba.c | 79 +++++++++++++++++++++++++++++++++-------
1 file changed, 65 insertions(+), 14 deletions(-)
diff --git a/drivers/mtd/nand/spi/toshiba.c b/drivers/mtd/nand/spi/toshiba.c
index 0812655..0916962 100644
--- a/drivers/mtd/nand/spi/toshiba.c
+++ b/drivers/mtd/nand/spi/toshiba.c
@@ -25,19 +25,19 @@ static SPINAND_OP_VARIANTS(write_cache_variants,
static SPINAND_OP_VARIANTS(update_cache_variants,
SPINAND_PROG_LOAD(false, 0, NULL, 0));
-static int tc58cvg2s0h_ooblayout_ecc(struct mtd_info *mtd, int section,
+static int tc58cxgxsx_ooblayout_ecc(struct mtd_info *mtd, int section,
struct mtd_oob_region *region)
{
- if (section > 7)
+ if (section > 0)
return -ERANGE;
- region->offset = 128 + 16 * section;
- region->length = 16;
+ region->offset = mtd->oobsize / 2;
+ region->length = mtd->oobsize / 2;
return 0;
}
-static int tc58cvg2s0h_ooblayout_free(struct mtd_info *mtd, int section,
+static int tc58cxgxsx_ooblayout_free(struct mtd_info *mtd, int section,
struct mtd_oob_region *region)
{
if (section > 0)
@@ -45,17 +45,17 @@ static int tc58cvg2s0h_ooblayout_free(struct mtd_info *mtd, int section,
/* 2 bytes reserved for BBM */
region->offset = 2;
- region->length = 126;
+ region->length = mtd->oobsize / 2 - 2;
return 0;
}
-static const struct mtd_ooblayout_ops tc58cvg2s0h_ooblayout = {
- .ecc = tc58cvg2s0h_ooblayout_ecc,
- .free = tc58cvg2s0h_ooblayout_free,
+static const struct mtd_ooblayout_ops tc58cxgxsx_ooblayout = {
+ .ecc = tc58cxgxsx_ooblayout_ecc,
+ .free = tc58cxgxsx_ooblayout_free,
};
-static int tc58cvg2s0h_ecc_get_status(struct spinand_device *spinand,
+static int tc58cxgxsx_ecc_get_status(struct spinand_device *spinand,
u8 status)
{
struct nand_device *nand = spinand_to_nand(spinand);
@@ -94,15 +94,66 @@ static int tc58cvg2s0h_ecc_get_status(struct spinand_device *spinand,
}
static const struct spinand_info toshiba_spinand_table[] = {
- SPINAND_INFO("TC58CVG2S0H", 0xCD,
+ /* 3.3V 1Gb */
+ SPINAND_INFO("TC58CVG0S3", 0xC2,
+ NAND_MEMORG(1, 2048, 128, 64, 1024, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&tc58cxgxsx_ooblayout,
+ tc58cxgxsx_ecc_get_status)),
+ /* 3.3V 2Gb */
+ SPINAND_INFO("TC58CVG1S3", 0xCB,
+ NAND_MEMORG(1, 2048, 128, 64, 2048, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&tc58cxgxsx_ooblayout,
+ tc58cxgxsx_ecc_get_status)),
+ /* 3.3V 4Gb */
+ SPINAND_INFO("TC58CVG2S0", 0xCD,
+ NAND_MEMORG(1, 4096, 256, 64, 2048, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&tc58cxgxsx_ooblayout,
+ tc58cxgxsx_ecc_get_status)),
+ /* 1.8V 1Gb */
+ SPINAND_INFO("TC58CYG0S3", 0xB2,
+ NAND_MEMORG(1, 2048, 128, 64, 1024, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&tc58cxgxsx_ooblayout,
+ tc58cxgxsx_ecc_get_status)),
+ /* 1.8V 2Gb */
+ SPINAND_INFO("TC58CYG1S3", 0xBB,
+ NAND_MEMORG(1, 2048, 128, 64, 2048, 1, 1, 1),
+ NAND_ECCREQ(8, 512),
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ &write_cache_variants,
+ &update_cache_variants),
+ 0,
+ SPINAND_ECCINFO(&tc58cxgxsx_ooblayout,
+ tc58cxgxsx_ecc_get_status)),
+ /* 1.8V 4Gb */
+ SPINAND_INFO("TC58CYG2S0", 0xBD,
NAND_MEMORG(1, 4096, 256, 64, 2048, 1, 1, 1),
NAND_ECCREQ(8, 512),
SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
&write_cache_variants,
&update_cache_variants),
- SPINAND_HAS_QE_BIT,
- SPINAND_ECCINFO(&tc58cvg2s0h_ooblayout,
- tc58cvg2s0h_ecc_get_status)),
+ 0,
+ SPINAND_ECCINFO(&tc58cxgxsx_ooblayout,
+ tc58cxgxsx_ecc_get_status)),
};
static int toshiba_spinand_detect(struct spinand_device *spinand)
--
1.7.9.5
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