diff options
| -rw-r--r-- | drivers/mtd/nand/raw/nand_base.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index 837ea698af08..4099d8a1e25e 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -2816,6 +2816,16 @@ int nand_reset(struct nand_chip *chip, int chipnr) if (ret) return ret; + /* + * A nand_reset_data_interface() put both the NAND chip and the NAND + * controller in timings mode 0. If the default mode for this chip is + * also 0, no need to proceed to the change again. Plus, at probe time, + * nand_setup_data_interface() uses ->set/get_features() which would + * fail anyway as the parameter page is not available yet. + */ + if (!chip->onfi_timing_mode_default) + return 0; + chip->data_interface = saved_data_intf; ret = nand_setup_data_interface(chip, chipnr); if (ret) |