[PATCH] Add JEDEC ID table entries for additional ISSI SPI-NOR devices.

[Takahiro Kuwano]

Hi,

On 5/19/2026 12:22 PM, Jeffrey Yu wrote:
> Add JEDEC ID table entries for additional ISSI SPI-NOR 
>  devices.
> 
> These parts previously not yet supported.
> With these entries, Linux software can match the device by JEDEC ID
> and use the existing ISSI SPI-NOR device handling.
> 
> Newly added devices include:
>   - IS25WX256  (JEDEC 0x9d5b19)
>     https://www.issi.com/WW/pdf/25LX-WX256-128.pdf
>   - IS25LX256  (JEDEC 0x9d5a19)
>     https://www.issi.com/WW/pdf/25LX-WX256-128.pdf
>   - IS25WX512M   (JEDEC 0x9d5b1a)
>     https://www.issi.com/WW/pdf/25LX-WX512M.pdf
>   - IS25LX512M   (JEDEC 0x9d5a1a)
>     https://www.issi.com/WW/pdf/25LX-WX512M.pdf
>   - IS25WX01G   (JEDEC 0x9d5b1b)
>     https://www.issi.com/WW/pdf/25LX-WX01G.pdf
>   - IS25LX01G   (JEDEC 0x9d5a1b)
>     https://www.issi.com/WW/pdf/25LX-WX01G.pdf
> 
> Signed-off-by: Jeffrey Y <jeyu at issi.com>

Same title as [1], but different parts are added in this patch.
Please use different titles for different patches.

Thanks,
Takahiro

[1] https://patchwork.ozlabs.org/project/linux-mtd/patch/LV8PR19MB85977D6569B526DB1B068CACB6382@LV8PR19MB8597.namprd19.prod.outlook.com/