From: Chuanhong Guo <gch981213@gmail.com>
To: linux-mtd@lists.infradead.org
Cc: Chuanhong Guo <gch981213@gmail.com>,
Miquel Raynal <miquel.raynal@bootlin.com>,
Richard Weinberger <richard@nod.at>,
Vignesh Raghavendra <vigneshr@ti.com>,
Reto Schneider <reto.schneider@husqvarnagroup.com>,
Frieder Schrempf <frieder.schrempf@kontron.de>,
Stefan Roese <sr@denx.de>,
linux-kernel@vger.kernel.org (open list)
Subject: [PATCH 1/5] mtd: spinand: gigadevice: fix Quad IO for GD5F1GQ5UExxG
Date: Sun, 20 Mar 2022 17:59:57 +0800 [thread overview]
Message-ID: <20220320100001.247905-2-gch981213@gmail.com> (raw)
In-Reply-To: <20220320100001.247905-1-gch981213@gmail.com>
Read From Cache Quad IO (EBH) uses 2 dummy bytes on this chip according
to page 23 of the datasheet[0].
[0]: https://www.gigadevice.com/datasheet/gd5f1gq5xexxg/
Fixes: 469b99248985 ("mtd: spinand: gigadevice: Support GD5F1GQ5UExxG")
Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
---
drivers/mtd/nand/spi/gigadevice.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c
index 1dd1c5898093..da77ab20296e 100644
--- a/drivers/mtd/nand/spi/gigadevice.c
+++ b/drivers/mtd/nand/spi/gigadevice.c
@@ -39,6 +39,14 @@ static SPINAND_OP_VARIANTS(read_cache_variants_f,
SPINAND_PAGE_READ_FROM_CACHE_OP_3A(true, 0, 1, NULL, 0),
SPINAND_PAGE_READ_FROM_CACHE_OP_3A(false, 0, 0, NULL, 0));
+static SPINAND_OP_VARIANTS(read_cache_variants_1gq5,
+ 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));
@@ -339,7 +347,7 @@ static const struct spinand_info gigadevice_spinand_table[] = {
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x51),
NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
NAND_ECCREQ(4, 512),
- SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
&write_cache_variants,
&update_cache_variants),
SPINAND_HAS_QE_BIT,
--
2.35.1
______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/
next prev parent reply other threads:[~2022-03-20 10:01 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-20 9:59 [PATCH 0/5] mtd: spinand: add support for more GD SPI NANDs Chuanhong Guo
2022-03-20 9:59 ` Chuanhong Guo [this message]
2022-04-04 8:47 ` [PATCH 1/5] mtd: spinand: gigadevice: fix Quad IO for GD5F1GQ5UExxG Miquel Raynal
2022-03-20 9:59 ` [PATCH 2/5] mtd: spinand: gigadevice: add support for GD5FxGQ4xExxG Chuanhong Guo
2022-04-04 8:47 ` Miquel Raynal
2022-03-20 9:59 ` [PATCH 3/5] mtd: spinand: gigadevice: add support for GD5F1GQ5RExxG Chuanhong Guo
2022-04-04 8:47 ` Miquel Raynal
2022-03-20 10:00 ` [PATCH 4/5] mtd: spinand: gigadevice: add support for GD5F{2, 4}GQ5xExxG Chuanhong Guo
2022-04-04 8:47 ` Miquel Raynal
2022-03-20 10:00 ` [PATCH 5/5] mtd: spinand: gigadevice: add support for GD5FxGM7xExxG Chuanhong Guo
2022-04-04 8:47 ` Miquel Raynal
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20220320100001.247905-2-gch981213@gmail.com \
--to=gch981213@gmail.com \
--cc=frieder.schrempf@kontron.de \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mtd@lists.infradead.org \
--cc=miquel.raynal@bootlin.com \
--cc=reto.schneider@husqvarnagroup.com \
--cc=richard@nod.at \
--cc=sr@denx.de \
--cc=vigneshr@ti.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).