[PATCH v4 7/7] mtd: spi-nor-ids: Add support for Winbond W25Q256JV-M/W25Q512JV-M

[Takahiro.Kuwano at infineon.com]

Hi,

> 
> W25Q256JV-M/W25Q512JV-M are 256Mb/512Mb flash devices with Quad interface at
> max 104MHz clock rate. DTR is not supported.
> These flashes supports 2.7-3.6V voltage range.
> 
> Both tested on MediaTek's filogic platform.
> 
> Link: https://www.winbond.com/resource-files/W25Q256JV%20DTR%20RevK%2010202025%20Plus.pdf
> Link: https://www.winbond.com/resource-files/W25Q512JV%20DTR%20RevD%2006292020%20133.pdf
> Signed-off-by: Weijie Gao <weijie.gao at mediatek.com>
> ---
> v3-v4: updated commit message
> v2: refactored with previous patch. updated commit message
> ---
>  drivers/mtd/spi/spi-nor-ids.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c
> index 3c183650229..dcb217f2401 100644
> --- a/drivers/mtd/spi/spi-nor-ids.c
> +++ b/drivers/mtd/spi/spi-nor-ids.c
> @@ -585,6 +585,10 @@ const struct flash_info spi_nor_ids[] = {
>                SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
>         { INFO("w25q128jv-m", 0xef7018, 0, 64 * 1024, 256,
>                SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
> +       { INFO("w25q256jv-m", 0xef7019, 0, 64 * 1024, 512,
> +              SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
> +       { INFO("w25q512jv-m", 0xef7020, 0, 64 * 1024, 1024,
> +              SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },

Same as EON chip case in another patch.
Looks like this issue existed in the first place. We need to rework lock
feature to support other vendors' chips.

>         { INFO("w25q01jv-m", 0xef7021, 0, 64 * 1024, 2048,
>                SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
>         { INFO("w25q02jv-m", 0xef7022, 0, 64 * 1024, 4096,
> --
> 2.45.2

Thanks,
Takahiro