mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-29 18:19:02 +00:00
13aa1fad5d
Add support for W25N01JW, W25N02JWZEIF, W25N512GW, W25N02KWZEIR and W25N01GWZEIG. Add support for W25N04KV. Signed-off-by: Mieczyslaw Nalewaj <namiltd@yahoo.com> Link: https://github.com/openwrt/openwrt/pull/16272 Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
54 lines
1.8 KiB
Diff
54 lines
1.8 KiB
Diff
From e0ccf861b80698a5cc6f97c89bf8d5761f465fce Mon Sep 17 00:00:00 2001
|
|
From: Zhi-Jun You <hujy652@gmail.com>
|
|
Date: Sun, 7 Jan 2024 14:41:20 +0000
|
|
Subject: mtd: spinand: winbond: add support for W25N04KV
|
|
|
|
Add support for W25N04KV.
|
|
|
|
W25N04KV has 8-bit on-die ECC.
|
|
|
|
Signed-off-by: Zhi-Jun You <hujy652@gmail.com>
|
|
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
|
|
Link: https://lore.kernel.org/linux-mtd/20240107144120.532-1-hujy652@gmail.com
|
|
---
|
|
drivers/mtd/nand/spi/winbond.c | 12 ++++++++++++
|
|
1 file changed, 12 insertions(+)
|
|
|
|
(limited to 'drivers/mtd/nand/spi/winbond.c')
|
|
|
|
--- a/drivers/mtd/nand/spi/winbond.c
|
|
+++ b/drivers/mtd/nand/spi/winbond.c
|
|
@@ -15,6 +15,8 @@
|
|
|
|
#define WINBOND_CFG_BUF_READ BIT(3)
|
|
|
|
+#define W25N04KV_STATUS_ECC_5_8_BITFLIPS (3 << 4)
|
|
+
|
|
static SPINAND_OP_VARIANTS(read_cache_variants,
|
|
SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0),
|
|
SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
|
|
@@ -118,6 +120,7 @@ static int w25n02kv_ecc_get_status(struc
|
|
return -EBADMSG;
|
|
|
|
case STATUS_ECC_HAS_BITFLIPS:
|
|
+ case W25N04KV_STATUS_ECC_5_8_BITFLIPS:
|
|
/*
|
|
* Let's try to retrieve the real maximum number of bitflips
|
|
* in order to avoid forcing the wear-leveling layer to move
|
|
@@ -214,6 +217,15 @@ static const struct spinand_info winbond
|
|
&update_cache_variants),
|
|
0,
|
|
SPINAND_ECCINFO(&w25m02gv_ooblayout, w25n02kv_ecc_get_status)),
|
|
+ SPINAND_INFO("W25N04KV",
|
|
+ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xaa, 0x23),
|
|
+ NAND_MEMORG(1, 2048, 128, 64, 4096, 40, 2, 1, 1),
|
|
+ NAND_ECCREQ(8, 512),
|
|
+ SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
|
|
+ &write_cache_variants,
|
|
+ &update_cache_variants),
|
|
+ 0,
|
|
+ SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
|
|
};
|
|
|
|
static int winbond_spinand_init(struct spinand_device *spinand)
|