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mtd: rawnand: hynix: Implement ->choose_interface_config() for H27UCG8T2ATR-BC

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This chip supports ONFI SDR timing mode 4, implement the new hook to
advertize it.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200529111322.7184-26-miquel.raynal@bootlin.com
This commit is contained in:
Miquel Raynal 2020-05-29 13:13:19 +02:00
parent 0d0245b995
commit 246a06ff13
2 changed files with 15 additions and 1 deletions
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14
drivers/mtd/nand/raw/nand_hynix.c
View File

@ -673,6 +673,15 @@ static void hynix_nand_cleanup(struct nand_chip *chip)
nand_set_manufacturer_data(chip, NULL);
}
static int
h27ucg8t2atrbc_choose_interface_config(struct nand_chip *chip,
struct nand_interface_config *iface)
{
onfi_fill_interface_config(chip, iface, NAND_SDR_IFACE, 4);
return nand_choose_best_sdr_timings(chip, iface, NULL);
}
static int hynix_nand_init(struct nand_chip *chip)
{
struct hynix_nand *hynix;
@ -689,6 +698,11 @@ static int hynix_nand_init(struct nand_chip *chip)
nand_set_manufacturer_data(chip, hynix);
if (!strncmp("H27UCG8T2ATR-BC", chip->parameters.model,
sizeof("H27UCG8T2ATR-BC") - 1))
chip->ops.choose_interface_config =
h27ucg8t2atrbc_choose_interface_config;
ret = hynix_nand_rr_init(chip);
if (ret)
hynix_nand_cleanup(chip);

2
drivers/mtd/nand/raw/nand_ids.c
View File

@ -50,7 +50,7 @@ struct nand_flash_dev nand_flash_ids[] = {
{"H27UCG8T2ATR-BC 64G 3.3V 8-bit",
{ .id = {0xad, 0xde, 0x94, 0xda, 0x74, 0xc4} },
SZ_8K, SZ_8K, SZ_2M, NAND_NEED_SCRAMBLING, 6, 640,
NAND_ECC_INFO(40, SZ_1K), 4 },
NAND_ECC_INFO(40, SZ_1K) },
LEGACY_ID_NAND("NAND 4MiB 5V 8-bit", 0x6B, 4, SZ_8K, SP_OPTIONS),
LEGACY_ID_NAND("NAND 4MiB 3,3V 8-bit", 0xE3, 4, SZ_8K, SP_OPTIONS),