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From: <Takahiro.Kuwano@infineon.com>
To: <vjardin@free.fr>, <u-boot@lists.u-boot-project.org>
Cc: <trini@konsulko.com>, <vigneshr@ti.com>
Subject: RE: [PATCH v1] mtd: spi-nor-ids: gd55lb02gf: add SPI_NOR_DUAL_READ
Date: Fri, 2 Oct 2026 03:09:25 +0000	[thread overview]
Message-ID: <7867546d20dc4990b8749a0709fdf44a@infineon.com> (raw)
In-Reply-To: <20260925011422.290027-1-vjardin@free.fr>

> The GD55LB02GF supports Dual Output Fast Read and Dual IO Fast Read
> according to its datasheet, but its entry only declares the single
> and quad reads.
> 

Please confirm the datasheet link [1] and add Link: tag followed by
the link if correct.

> Signed-off-by: Vincent Jardin <vjardin@free.fr>
> 
> ---
> 
>  drivers/mtd/spi/spi-nor-ids.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c
> index 31a2ba49a87..59247b3f4b9 100644
> --- a/drivers/mtd/spi/spi-nor-ids.c
> +++ b/drivers/mtd/spi/spi-nor-ids.c
> @@ -233,7 +233,8 @@ const struct flash_info spi_nor_ids[] = {
>         },
>         {
>                 INFO("gd55lb02gf", 0xc8601c, 0, 64 * 1024, 4096,
> -                    SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES)
> +                    SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
> +                    SPI_NOR_4B_OPCODES)
>         },
>  #endif
>  #ifdef CONFIG_SPI_FLASH_ISSI           /* ISSI */
> ---
> base-commit: a06e89ab05eaa2b8344d521319399333cd760ae5
> branch: for-upstream/mtd-gd55lb02gf-dual-read-v1
> 
> --
> 2.43.0

Thanks,
Takahiro

[1] https://download.gigadevice.com/Datasheet/DS-01015-GD55LB02GF-Rev1.3.pdf


      reply	other threads:[~2026-10-02 12:26 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-25  1:14 [PATCH v1] mtd: spi-nor-ids: gd55lb02gf: add SPI_NOR_DUAL_READ Vincent Jardin
2026-10-02  3:09 ` Takahiro.Kuwano [this message]

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