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mtd: spinand: UNIM: Support new device UM19A0XISW

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UM19A0HISW, UM19A0LISW.

Change-Id: I29baad2badf95ce2bd6daeb8819e99efb7e1d3fd
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
This commit is contained in:
Jon Lin
2024-12-16 10:20:23 +08:00
parent e625024f13
commit ba3c36d8c2
1 changed files with 43 additions and 0 deletions
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43
drivers/mtd/nand/spi/unim.c
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@@ -183,6 +183,31 @@ static int um19a9xisw_ecc_get_status(struct spinand_device *spinand,
}
}
/*
* ecc bits: 0xC0[4,6]
* [0b000], No bit errors were detected;
* [0b001], Bit errors were detected and corrected;
* [0b010], Bit errors greater than ECC capability(8 bits) and not corrected;
* [0b011], Bit error count equals the bit flip detection threshold
* [0b100], Reserved;
* [0b101], Bit error count equals the bit flip detection threshold
* [0b110], Reserved;
* [0b111], Invalid;
*/
static int um19a0xisw_ecc_ecc_get_status(struct spinand_device *spinand,
u8 status)
{
struct nand_device *nand = spinand_to_nand(spinand);
u8 eccsr = (status & GENMASK(6, 4)) >> 4;
if (eccsr <= 1)
return eccsr;
else if (eccsr == 3 || eccsr == 5)
return nanddev_get_ecc_requirements(nand)->strength;
else
return -EBADMSG;
}
static const struct spinand_info unim_zl_spinand_table[] = {
SPINAND_INFO("TX25G01",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xF1),
@@ -250,6 +275,24 @@ static const struct spinand_info unim_spinand_table[] = {
&update_cache_variants),
SPINAND_HAS_QE_BIT,
SPINAND_ECCINFO(&um19a1xisw_ooblayout, um19a9xisw_ecc_get_status)),
SPINAND_INFO("UM19A0HISW",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x14),
NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 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(&um19a0xisw_ooblayout, um19a0xisw_ecc_ecc_get_status)),
SPINAND_INFO("UM19A0LISW",
SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x15),
NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 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(&um19a0xisw_ooblayout, um19a0xisw_ecc_ecc_get_status)),
};
static const struct spinand_manufacturer_ops unim_spinand_manuf_ops = {