[PATCH v1] mtd: spi-nor: Add support for Winbond w25q64jv spi flash

Sven Van Asbroeck thesven73 at gmail.com
Wed Jun 24 13:15:02 EDT 2020


Is there any way I can help to get this patch into mainline?

Thank you,
Sven

On Sat, Jun 13, 2020 at 7:53 PM Sven Van Asbroeck <thesven73 at gmail.com> wrote:
>
> This chip is (nearly) identical to the Winbond w25q64 which is
> already supported by Linux. Compared to the w25q64, the 'jv'
> does not support Quad SPI mode, and has a different JEDEC ID.
>
> To: Tudor Ambarus <tudor.ambarus at microchip.com>
> To: Miquel Raynal <miquel.raynal at bootlin.com>
> To: Richard Weinberger <richard at nod.at>
> To: Vignesh Raghavendra <vigneshr at ti.com>
> Cc: linux-mtd at lists.infradead.org
> Cc: linux-kernel at vger.kernel.org
> Signed-off-by: Sven Van Asbroeck <TheSven73 at gmail.com>
> ---
>
> Tree: next-20200613
>
>  drivers/mtd/spi-nor/winbond.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c
> index 5062af10f138..18bdff02f57f 100644
> --- a/drivers/mtd/spi-nor/winbond.c
> +++ b/drivers/mtd/spi-nor/winbond.c
> @@ -65,6 +65,7 @@ static const struct flash_info winbond_parts[] = {
>                             SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
>         { "w25x64", INFO(0xef3017, 0, 64 * 1024, 128, SECT_4K) },
>         { "w25q64", INFO(0xef4017, 0, 64 * 1024, 128, SECT_4K) },
> +       { "w25q64jv", INFO(0xef7017, 0, 64 * 1024, 128, SECT_4K) },
>         { "w25q64dw", INFO(0xef6017, 0, 64 * 1024, 128,
>                            SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
>                            SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
> --
> 2.17.1
>



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