diff options
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/onenand/onenand_base.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c index 9827ab779c08..26caf2590dae 100644 --- a/drivers/mtd/onenand/onenand_base.c +++ b/drivers/mtd/onenand/onenand_base.c @@ -3763,6 +3763,12 @@ static int onenand_probe(struct mtd_info *mtd) /* Restore system configuration 1 */ this->write_word(syscfg, this->base + ONENAND_REG_SYS_CFG1); + /* Workaround */ + if (syscfg & ONENAND_SYS_CFG1_SYNC_WRITE) { + bram_maf_id = this->read_word(this->base + ONENAND_REG_MANUFACTURER_ID); + bram_dev_id = this->read_word(this->base + ONENAND_REG_DEVICE_ID); + } + /* Check manufacturer ID */ if (onenand_check_maf(bram_maf_id)) return -ENXIO; @@ -3782,6 +3788,9 @@ static int onenand_probe(struct mtd_info *mtd) this->device_id = dev_id; this->version_id = ver_id; + /* Check OneNAND features */ + onenand_check_features(mtd); + density = onenand_get_density(dev_id); if (FLEXONENAND(this)) { this->dies = ONENAND_IS_DDP(this) ? 2 : 1; @@ -3833,9 +3842,6 @@ static int onenand_probe(struct mtd_info *mtd) else mtd->size = this->chipsize; - /* Check OneNAND features */ - onenand_check_features(mtd); - /* * We emulate the 4KiB page and 256KiB erase block size * But oobsize is still 64 bytes. |