Hi, thanks, ok! What build problem ? With this [PATCH v1] mtd: rawnand: macronix: OTP access for MX30LFxG18AC ?
Thanks On 24.06.2024 11:37, Michael Nazzareno Trimarchi wrote: > Hi > > Yes I have seen and I will review today and cross-check. Did you lunch > the testing on the other patches series? I would like to merge > at all but we were having some build breakage > > Michael > > On Mon, Jun 24, 2024 at 7:16 AM Arseniy Krasnov > <avkras...@salutedevices.com> wrote: >> >> Hi, sorry, pls ping :) >> >> Thanks >> >> On 02.06.2024 23:08, Arseniy Krasnov wrote: >>> Based on Linux kernel: >>> commit f922bd798bb9 ("mtd: rawnand: add an option to specify NAND chip as a >>> boot device") >>> >>> Allow to define a NAND chip as a boot device. This can be helpful >>> for the selection of the ECC algorithm and strength in case the boot >>> ROM supports only a subset of controller provided options. >>> >>> Signed-off-by: Arseniy Krasnov <avkras...@salutedevices.com> >>> --- >>> drivers/mtd/nand/raw/nand_base.c | 3 +++ >>> include/linux/mtd/rawnand.h | 6 ++++++ >>> 2 files changed, 9 insertions(+) >>> >>> diff --git a/drivers/mtd/nand/raw/nand_base.c >>> b/drivers/mtd/nand/raw/nand_base.c >>> index c40a0f23d7..ed605b4af5 100644 >>> --- a/drivers/mtd/nand/raw/nand_base.c >>> +++ b/drivers/mtd/nand/raw/nand_base.c >>> @@ -4458,6 +4458,9 @@ static int nand_dt_init(struct mtd_info *mtd, struct >>> nand_chip *chip, ofnode nod >>> if (ret == 16) >>> chip->options |= NAND_BUSWIDTH_16; >>> >>> + if (ofnode_read_bool(node, "nand-is-boot-medium")) >>> + chip->options |= NAND_IS_BOOT_MEDIUM; >>> + >>> if (ofnode_read_bool(node, "nand-on-flash-bbt")) >>> chip->bbt_options |= NAND_BBT_USE_FLASH; >>> >>> diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h >>> index fb002ae641..4eb880d8fb 100644 >>> --- a/include/linux/mtd/rawnand.h >>> +++ b/include/linux/mtd/rawnand.h >>> @@ -218,6 +218,12 @@ enum nand_ecc_algo { >>> /* Device needs 3rd row address cycle */ >>> #define NAND_ROW_ADDR_3 0x00004000 >>> >>> +/* >>> + * Whether the NAND chip is a boot medium. Drivers might use this >>> information >>> + * to select ECC algorithms supported by the boot ROM or similar >>> restrictions. >>> + */ >>> +#define NAND_IS_BOOT_MEDIUM 0x00400000 >>> + >>> /* Options valid for Samsung large page devices */ >>> #define NAND_SAMSUNG_LP_OPTIONS NAND_CACHEPRG >>> > > >