linux-kernel - Re: [PATCH] mtd: spi-nor: macronix: Add SECT

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Date:   Fri, 25 Sep 2020 16:57:31 +0530
From:   Vignesh Raghavendra <vigneshr@...com>
To:     Robert Marko <robert.marko@...tura.hr>,
        <tudor.ambarus@...rochip.com>, <miquel.raynal@...tlin.com>,
        <richard@....at>, <linux-mtd@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     Luka Perkov <luka.perkov@...tura.hr>
Subject: Re: [PATCH] mtd: spi-nor: macronix: Add SECT_4K to mx25l12805d

Hi,

On 9/15/20 3:36 PM, Robert Marko wrote:
> According to the mx25l12805d datasheet it supports using 4K or 64K sectors.
> So lets add the SECT_4K to enable 4K sector usage.
> 
> Datasheet: https://www.mxic.com.tw/Lists/Datasheet/Attachments/7321/MX25L12805D,%203V,%20128Mb,%20v1.2.pdf

Have you tested this feature on a real HW?

> 
> Signed-off-by: Robert Marko <robert.marko@...tura.hr>
> Cc: Luka Perkov <luka.perkov@...tura.hr>
> ---
>  drivers/mtd/spi-nor/macronix.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c
> index f97f3d127575..9203abaac229 100644
> --- a/drivers/mtd/spi-nor/macronix.c
> +++ b/drivers/mtd/spi-nor/macronix.c
> @@ -50,7 +50,7 @@ static const struct flash_info macronix_parts[] = {
>  	{ "mx25u4035",   INFO(0xc22533, 0, 64 * 1024,   8, SECT_4K) },
>  	{ "mx25u8035",   INFO(0xc22534, 0, 64 * 1024,  16, SECT_4K) },
>  	{ "mx25u6435f",  INFO(0xc22537, 0, 64 * 1024, 128, SECT_4K) },
> -	{ "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, 0) },
> +	{ "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, SECT_4K) },
>  	{ "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256, 0) },
>  	{ "mx25r1635f",  INFO(0xc22815, 0, 64 * 1024,  32,
>  			      SECT_4K | SPI_NOR_DUAL_READ |
> 

Regards
Vignesh