[PATCH 2/4] mtd: nand: raw: Port another option flag from Linux

[Michael Nazzareno Trimarchi]

Hi

On Thu, Mar 7, 2024 at 10:10 AM Alexander Dahl <ada at thorsis.com> wrote:
>
> Introduced in upstream Linux with commit 7a08dbaedd365 for release v5.0.
>
> When the new atmel nand driver was backported to U-Boot with commit
> 6a8dfd57220d ("nand: atmel: Add DM based NAND driver") that definition
> was added to the driver instead of the header file.  Move it over to the
> other definitions with the same help text it has in Linux.
>
> Code actually using this has not been ported over to raw nand base yet.
>
> Signed-off-by: Alexander Dahl <ada at thorsis.com>
> ---
>  drivers/mtd/nand/raw/atmel/nand-controller.c | 2 --
>  include/linux/mtd/rawnand.h                  | 7 +++++++
>  2 files changed, 7 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c
> index 0e0441472b8..e06523f3298 100644
> --- a/drivers/mtd/nand/raw/atmel/nand-controller.c
> +++ b/drivers/mtd/nand/raw/atmel/nand-controller.c
> @@ -1429,8 +1429,6 @@ static int atmel_nand_setup_data_interface(struct mtd_info *mtd, int csline,
>         return nc->caps->ops->setup_data_interface(nand, csline, conf);
>  }
>
> -#define NAND_KEEP_TIMINGS       0x00800000
> -
>  static void atmel_nand_init(struct atmel_nand_controller *nc,
>                             struct atmel_nand *nand)
>  {
> diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
> index fb002ae6411..4abaf4734cf 100644
> --- a/include/linux/mtd/rawnand.h
> +++ b/include/linux/mtd/rawnand.h
> @@ -249,6 +249,13 @@ enum nand_ecc_algo {
>   */
>  #define NAND_USE_BOUNCE_BUFFER 0x00100000
>
> +/*
> + * Do not try to tweak the timings at runtime. This is needed when the
> + * controller initializes the timings on itself or when it relies on
> + * configuration done by the bootloader.
> + */
> +#define NAND_KEEP_TIMINGS      0x00800000
> +
>  /* Options set by nand scan */
>  /* bbt has already been read */
>  #define NAND_BBT_SCANNED       0x40000000

Reviewed-by: Michael Trimarchi <michael at amarulasolutions.com>

> --
> 2.39.2
>


-- 
Michael Nazzareno Trimarchi
Co-Founder & Chief Executive Officer
M. +39 347 913 2170
michael at amarulasolutions.com
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