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Message-ID: <fd127eea-ec2f-5d28-b8dc-40810f479e95@ml.toshiba.co.jp>
Date: Tue, 25 Dec 2018 12:25:19 +0900
From: posting test <tmcmc-mb-yfuruyama7@...toshiba.co.jp>
To: Schrempf Frieder <frieder.schrempf@...tron.de>,
"bbrezillon@...nel.org" <bbrezillon@...nel.org>,
"miquel.raynal@...tlin.com" <miquel.raynal@...tlin.com>
Cc: "richard@....at" <richard@....at>,
"dwmw2@...radead.org" <dwmw2@...radead.org>,
"computersforpeace@...il.com" <computersforpeace@...il.com>,
"marek.vasut@...il.com" <marek.vasut@...il.com>,
"peron.clem@...il.com" <peron.clem@...il.com>,
"linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mtd: spinand: Add support for all Toshiba Memory products
Hi Schrempf, Miquel,
Thanks a lot.
On 2019年01月16日 21:58, Schrempf Frieder wrote:
> On 16.01.19 06:53, Yoshio Furuyama wrote:
>> 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>
> Reviewed-by: Frieder Schrempf <frieder.schrempf@...tron.de>
>
>> ---
>> 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)
>>
>
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