Pushed this patch to l2-mtd.git, as it looks pretty much good. Although, I'd like raw read support...
On Wed, Sep 02, 2015 at 06:06:34PM -0700, Stefan Agner wrote: > This adds hardware ECC support using the BCH encoder in the NFC IP. > The ECC encoder supports up to 32-bit correction by using 60 error > correction bytes. There is no sub-page ECC step, ECC is calculated > always accross the whole page (up to 2k pages). > > Limitations: > - HW ECC: Only 2K page with 64+ OOB. > - HW ECC: Only 24 and 32-bit error correction implemented. > > Raw writes have been tested using the generic nand_write_page_raw > implementation. However, raw reads are currently not possible > because the controller need to know whether we are going to use > the ECC mode already at NAND_CMD_READ0 command time. At this point > we do not have the information whether it is a raw read or a > regular read at driver level... Hmm, can you get this in ecc.read_page_raw()? -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
