linux-kernel - Re: [PATCH] [v3]mtd: spi-nor: winbond: add 1.8v SPI NOR Flash IDs

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Date:   Thu, 28 May 2020 11:06:04 +0800
From:   Nicolas Boichat <drinkcat@...omium.org>
To:     wuxy@...land.com.cn
Cc:     lkml <linux-kernel@...r.kernel.org>, linux-mtd@...ts.infradead.org,
        stlin2@...bond.com, wuxy <wuxy@...land.corp-partner.google.com>
Subject: Re: [PATCH] [v3]mtd: spi-nor: winbond: add 1.8v SPI NOR Flash IDs

On Thu, May 28, 2020 at 10:55 AM <wuxy@...land.com.cn> wrote:
>
> From: wuxy <wuxy@...land.corp-partner.google.com>
>
> Winbond has new 1.8V SPI NOR Flash IDs,we need to use the SPI
> flash IDs in kukui series,this patch can support the new flash IDs.
>
> TEST=boot to shell,get the spi information from 'dmesg'.

TEST= is Chromium OS specific, you can drop this line.

>
> Signed-off-by: Xingyu Wu <wuxy@...land.corp-partner.google.com>
> Signed-off-by: ST Lin <stlin2@...bond.com>

Tested-by: Nicolas Boichat <drinkcat@...omium.org>

>
> This patch copied from:https://patchwork.ozlabs.org/patch/1150756/,
> The original patch is invalid,so re-submit a new patch for this.

This belongs below the ---, but I guess the maintainer can help you with that.

> ---
>  drivers/mtd/spi-nor/winbond.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c
> index 17deabad57e1..cda4f8847bd6 100644
> --- a/drivers/mtd/spi-nor/winbond.c
> +++ b/drivers/mtd/spi-nor/winbond.c
> @@ -61,6 +61,15 @@ static const struct flash_info winbond_parts[] = {
>                              SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
>         { "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024,
>                             SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) },
> +       { "w25q64jwxxIM", INFO(0xef8017, 0, 64 * 1024, 128,
> +                           SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
> +                           SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
> +       { "w25q128jwxxIM", INFO(0xef8018, 0, 64 * 1024, 256,
> +                           SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
> +                           SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
> +       { "w25q256jwxxIM", INFO(0xef8019, 0, 64 * 1024, 512,
> +                           SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
> +                           SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
>  };
>
>  /**
> --
> 2.20.1
>
>
>