On Thu, 16 Aug 2018 17:30:22 +0200
Miquel Raynal <[email protected]> wrote:

> Let spi-nand devices be recognized by mtdparts. This is superfluous
> but a full mtdparts rework would be very time-consuming.
> 
> Signed-off-by: Miquel Raynal <[email protected]>
> Acked-by: Jagan Teki <[email protected]>

Reviewed-by: Boris Brezillon <[email protected]>

> ---
>  cmd/mtdparts.c              | 13 ++++++++-----
>  include/jffs2/load_kernel.h |  7 +++++--
>  2 files changed, 13 insertions(+), 7 deletions(-)
> 
> diff --git a/cmd/mtdparts.c b/cmd/mtdparts.c
> index 756fc6018f..2e547894c6 100644
> --- a/cmd/mtdparts.c
> +++ b/cmd/mtdparts.c
> @@ -37,7 +37,7 @@
>   * mtdids=<idmap>[,<idmap>,...]
>   *
>   * <idmap>    := <dev-id>=<mtd-id>
> - * <dev-id>   := 'nand'|'nor'|'onenand'<dev-num>
> + * <dev-id>   := 'nand'|'nor'|'onenand'|'spi-nand'<dev-num>
>   * <dev-num>  := mtd device number, 0...
>   * <mtd-id>   := unique device tag used by linux kernel to find mtd device 
> (mtd->name)
>   *
> @@ -339,7 +339,7 @@ static int part_validate_eraseblock(struct mtdids *id, 
> struct part_info *part)
>  
>       if (!mtd->numeraseregions) {
>               /*
> -              * Only one eraseregion (NAND, OneNAND or uniform NOR),
> +              * Only one eraseregion (NAND, SPI-NAND, OneNAND or uniform 
> NOR),
>                * checking for alignment is easy here
>                */
>               offset = part->offset;
> @@ -1030,7 +1030,7 @@ static struct mtdids* id_find_by_mtd_id(const char 
> *mtd_id, unsigned int mtd_id_
>  }
>  
>  /**
> - * Parse device id string <dev-id> := 'nand'|'nor'|'onenand'<dev-num>,
> + * Parse device id string <dev-id> := 
> 'nand'|'nor'|'onenand'|'spi-nand'<dev-num>,
>   * return device type and number.
>   *
>   * @param id string describing device id
> @@ -1054,6 +1054,9 @@ int mtd_id_parse(const char *id, const char **ret_id, 
> u8 *dev_type,
>       } else if (strncmp(p, "onenand", 7) == 0) {
>               *dev_type = MTD_DEV_TYPE_ONENAND;
>               p += 7;
> +     } else if (strncmp(p, "spi-nand", 8) == 0) {
> +             *dev_type = MTD_DEV_TYPE_SPINAND;
> +             p += 8;
>       } else {
>               printf("incorrect device type in %s\n", id);
>               return 1;
> @@ -1636,7 +1639,7 @@ static int parse_mtdids(const char *const ids)
>       while(p && (*p != '\0')) {
>  
>               ret = 1;
> -             /* parse 'nor'|'nand'|'onenand'<dev-num> */
> +             /* parse 'nor'|'nand'|'onenand'|'spi-nand'<dev-num> */
>               if (mtd_id_parse(p, &p, &type, &num) != 0)
>                       break;
>  
> @@ -2112,7 +2115,7 @@ static char mtdparts_help_text[] =
>       "'mtdids' - linux kernel mtd device id <-> u-boot device id mapping\n\n"
>       "mtdids=<idmap>[,<idmap>,...]\n\n"
>       "<idmap>    := <dev-id>=<mtd-id>\n"
> -     "<dev-id>   := 'nand'|'nor'|'onenand'<dev-num>\n"
> +     "<dev-id>   := 'nand'|'nor'|'onenand'|'spi-nand'<dev-num>\n"
>       "<dev-num>  := mtd device number, 0...\n"
>       "<mtd-id>   := unique device tag used by linux kernel to find mtd 
> device (mtd->name)\n\n"
>       "'mtdparts' - partition list\n\n"
> diff --git a/include/jffs2/load_kernel.h b/include/jffs2/load_kernel.h
> index 1ddff062ad..9346d7ee9f 100644
> --- a/include/jffs2/load_kernel.h
> +++ b/include/jffs2/load_kernel.h
> @@ -15,9 +15,12 @@
>  #define MTD_DEV_TYPE_NOR     0x0001
>  #define MTD_DEV_TYPE_NAND    0x0002
>  #define MTD_DEV_TYPE_ONENAND 0x0004
> +#define MTD_DEV_TYPE_SPINAND 0x0008
>  
> -#define MTD_DEV_TYPE(type) ((type == MTD_DEV_TYPE_NAND) ? "nand" :   \
> -                     (type == MTD_DEV_TYPE_ONENAND) ? "onenand" : "nor")
> +#define MTD_DEV_TYPE(type) (type == MTD_DEV_TYPE_NAND ? "nand" :     \
> +                         (type == MTD_DEV_TYPE_NOR ? "nor" :         \
> +                          (type == MTD_DEV_TYPE_ONENAND ? "onenand" : \
> +                           "spi-nand")))                             \
>  
>  struct mtd_device {
>       struct list_head link;

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