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path: root/drivers/mtd/nand/raw/nand_hynix.c
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Diffstat (limited to 'drivers/mtd/nand/raw/nand_hynix.c')
-rw-r--r--drivers/mtd/nand/raw/nand_hynix.c94
1 files changed, 55 insertions, 39 deletions
diff --git a/drivers/mtd/nand/raw/nand_hynix.c b/drivers/mtd/nand/raw/nand_hynix.c
index 343f477362d1..7c600c4d5ec8 100644
--- a/drivers/mtd/nand/raw/nand_hynix.c
+++ b/drivers/mtd/nand/raw/nand_hynix.c
@@ -418,24 +418,27 @@ static void hynix_nand_extract_oobsize(struct nand_chip *chip,
bool valid_jedecid)
{
struct mtd_info *mtd = nand_to_mtd(chip);
+ struct nand_memory_organization *memorg;
u8 oobsize;
+ memorg = nanddev_get_memorg(&chip->base);
+
oobsize = ((chip->id.data[3] >> 2) & 0x3) |
((chip->id.data[3] >> 4) & 0x4);
if (valid_jedecid) {
switch (oobsize) {
case 0:
- mtd->oobsize = 2048;
+ memorg->oobsize = 2048;
break;
case 1:
- mtd->oobsize = 1664;
+ memorg->oobsize = 1664;
break;
case 2:
- mtd->oobsize = 1024;
+ memorg->oobsize = 1024;
break;
case 3:
- mtd->oobsize = 640;
+ memorg->oobsize = 640;
break;
default:
/*
@@ -450,25 +453,25 @@ static void hynix_nand_extract_oobsize(struct nand_chip *chip,
} else {
switch (oobsize) {
case 0:
- mtd->oobsize = 128;
+ memorg->oobsize = 128;
break;
case 1:
- mtd->oobsize = 224;
+ memorg->oobsize = 224;
break;
case 2:
- mtd->oobsize = 448;
+ memorg->oobsize = 448;
break;
case 3:
- mtd->oobsize = 64;
+ memorg->oobsize = 64;
break;
case 4:
- mtd->oobsize = 32;
+ memorg->oobsize = 32;
break;
case 5:
- mtd->oobsize = 16;
+ memorg->oobsize = 16;
break;
case 6:
- mtd->oobsize = 640;
+ memorg->oobsize = 640;
break;
default:
/*
@@ -492,8 +495,10 @@ static void hynix_nand_extract_oobsize(struct nand_chip *chip,
* the actual OOB size for this chip is: 640 * 16k / 8k).
*/
if (chip->id.data[1] == 0xde)
- mtd->oobsize *= mtd->writesize / SZ_8K;
+ memorg->oobsize *= memorg->pagesize / SZ_8K;
}
+
+ mtd->oobsize = memorg->oobsize;
}
static void hynix_nand_extract_ecc_requirements(struct nand_chip *chip,
@@ -503,30 +508,30 @@ static void hynix_nand_extract_ecc_requirements(struct nand_chip *chip,
if (valid_jedecid) {
/* Reference: H27UCG8T2E datasheet */
- chip->ecc_step_ds = 1024;
+ chip->base.eccreq.step_size = 1024;
switch (ecc_level) {
case 0:
- chip->ecc_step_ds = 0;
- chip->ecc_strength_ds = 0;
+ chip->base.eccreq.step_size = 0;
+ chip->base.eccreq.strength = 0;
break;
case 1:
- chip->ecc_strength_ds = 4;
+ chip->base.eccreq.strength = 4;
break;
case 2:
- chip->ecc_strength_ds = 24;
+ chip->base.eccreq.strength = 24;
break;
case 3:
- chip->ecc_strength_ds = 32;
+ chip->base.eccreq.strength = 32;
break;
case 4:
- chip->ecc_strength_ds = 40;
+ chip->base.eccreq.strength = 40;
break;
case 5:
- chip->ecc_strength_ds = 50;
+ chip->base.eccreq.strength = 50;
break;
case 6:
- chip->ecc_strength_ds = 60;
+ chip->base.eccreq.strength = 60;
break;
default:
/*
@@ -547,14 +552,14 @@ static void hynix_nand_extract_ecc_requirements(struct nand_chip *chip,
if (nand_tech < 3) {
/* > 26nm, reference: H27UBG8T2A datasheet */
if (ecc_level < 5) {
- chip->ecc_step_ds = 512;
- chip->ecc_strength_ds = 1 << ecc_level;
+ chip->base.eccreq.step_size = 512;
+ chip->base.eccreq.strength = 1 << ecc_level;
} else if (ecc_level < 7) {
if (ecc_level == 5)
- chip->ecc_step_ds = 2048;
+ chip->base.eccreq.step_size = 2048;
else
- chip->ecc_step_ds = 1024;
- chip->ecc_strength_ds = 24;
+ chip->base.eccreq.step_size = 1024;
+ chip->base.eccreq.strength = 24;
} else {
/*
* We should never reach this case, but if that
@@ -567,14 +572,14 @@ static void hynix_nand_extract_ecc_requirements(struct nand_chip *chip,
} else {
/* <= 26nm, reference: H27UBG8T2B datasheet */
if (!ecc_level) {
- chip->ecc_step_ds = 0;
- chip->ecc_strength_ds = 0;
+ chip->base.eccreq.step_size = 0;
+ chip->base.eccreq.strength = 0;
} else if (ecc_level < 5) {
- chip->ecc_step_ds = 512;
- chip->ecc_strength_ds = 1 << (ecc_level - 1);
+ chip->base.eccreq.step_size = 512;
+ chip->base.eccreq.strength = 1 << (ecc_level - 1);
} else {
- chip->ecc_step_ds = 1024;
- chip->ecc_strength_ds = 24 +
+ chip->base.eccreq.step_size = 1024;
+ chip->base.eccreq.strength = 24 +
(8 * (ecc_level - 5));
}
}
@@ -587,7 +592,7 @@ static void hynix_nand_extract_scrambling_requirements(struct nand_chip *chip,
u8 nand_tech;
/* We need scrambling on all TLC NANDs*/
- if (chip->bits_per_cell > 2)
+ if (nanddev_bits_per_cell(&chip->base) > 2)
chip->options |= NAND_NEED_SCRAMBLING;
/* And on MLC NANDs with sub-3xnm process */
@@ -609,9 +614,12 @@ static void hynix_nand_extract_scrambling_requirements(struct nand_chip *chip,
static void hynix_nand_decode_id(struct nand_chip *chip)
{
struct mtd_info *mtd = nand_to_mtd(chip);
+ struct nand_memory_organization *memorg;
bool valid_jedecid;
u8 tmp;
+ memorg = nanddev_get_memorg(&chip->base);
+
/*
* Exclude all SLC NANDs from this advanced detection scheme.
* According to the ranges defined in several datasheets, it might
@@ -625,7 +633,8 @@ static void hynix_nand_decode_id(struct nand_chip *chip)
}
/* Extract pagesize */
- mtd->writesize = 2048 << (chip->id.data[3] & 0x03);
+ memorg->pagesize = 2048 << (chip->id.data[3] & 0x03);
+ mtd->writesize = memorg->pagesize;
tmp = (chip->id.data[3] >> 4) & 0x3;
/*
@@ -635,12 +644,19 @@ static void hynix_nand_decode_id(struct nand_chip *chip)
* The only exception is when ID[3][4:5] == 3 and ID[3][7] == 0, in
* this case the erasesize is set to 768KiB.
*/
- if (chip->id.data[3] & 0x80)
+ if (chip->id.data[3] & 0x80) {
+ memorg->pages_per_eraseblock = (SZ_1M << tmp) /
+ memorg->pagesize;
mtd->erasesize = SZ_1M << tmp;
- else if (tmp == 3)
+ } else if (tmp == 3) {
+ memorg->pages_per_eraseblock = (SZ_512K + SZ_256K) /
+ memorg->pagesize;
mtd->erasesize = SZ_512K + SZ_256K;
- else
+ } else {
+ memorg->pages_per_eraseblock = (SZ_128K << tmp) /
+ memorg->pagesize;
mtd->erasesize = SZ_128K << tmp;
+ }
/*
* Modern Toggle DDR NANDs have a valid JEDECID even though they are
@@ -672,9 +688,9 @@ static int hynix_nand_init(struct nand_chip *chip)
int ret;
if (!nand_is_slc(chip))
- chip->bbt_options |= NAND_BBT_SCANLASTPAGE;
+ chip->options |= NAND_BBM_LASTPAGE;
else
- chip->bbt_options |= NAND_BBT_SCAN2NDPAGE;
+ chip->options |= NAND_BBM_FIRSTPAGE | NAND_BBM_SECONDPAGE;
hynix = kzalloc(sizeof(*hynix), GFP_KERNEL);
if (!hynix)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.