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X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Han Xu , "linux-mtd@lists.infradead.org" , Miquel Raynal Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org On 29.2.2020 14.46, Timo Ketola wrote: > I had to put 'nand-ecc-strength = <8>; > nand-ecc-step-size = <512>;' into the device tree Actually, I tried these but they didn't help. They are not there any more. > and make this change > in drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c: > >> @@ -507,11 +507,11 @@ static int common_nfc_set_geometry(struct gpmi_nand_data *this) That was needed. > Still, it seems to erase correct blocks when trying to write BBTs. This might not be true >> Transfer from/to chip 1, pio[0] 930006, naddr 5, addr 00 00 C0 FF 07 I tried the same in my v4.9 kernel and saw very (exactly?) similar transactions and it works: > Transfer from/to chip 0, pio[0] 830006, len 6, cmd 00 00 00 C0 FF 07 > Transfer from/to chip 0, pio[0] 830001, len 1, cmd 30 > Transfer from/to chip 1, pio[0] 930006, len 6, cmd 00 00 00 C0 FF 07 > Transfer from/to chip 1, pio[0] 930001, len 1, cmd 30 > Bad block table found at page 524224, version 0x01 > Bad block table found at page 1048512, version 0x01 -- Timo ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/