Am 18.08.25 um 12:06 schrieb Mikhail Kshevetskiy: > From: Takahiro Kuwano <[email protected]> > > SkyHigh spinand device has ECC enable bit in configuration register but > it must be always enabled. If ECC is disabled, read and write ops > results in undetermined state. For such devices, a way to avoid raw > access is needed. > > Introduce SPINAND_NO_RAW_ACCESS flag to advertise the device does not > support raw access. In such devices, the on-die ECC engine ops returns > error to I/O request in raw mode. > > Checking and marking BBM need to be cared as special case, by adding > fallback mechanism that tries read/write OOB with ECC enabled. > > This is a port of linux commit > 6d9d6ab3a82a (mtd: spinand: Introduce a way to avoid raw access) > > Signed-off-by: Takahiro Kuwano <[email protected]> > Signed-off-by: Miquel Raynal <[email protected]> > Signed-off-by: Mikhail Kshevetskiy <[email protected]> # U-Boot > port
Reviewed-by: Frieder Schrempf <[email protected]>
