linux-kernel - Re: [PATCH v2 2/2] mtd: spi-nor: add entry for mt35xu512aba flash

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Date:   Thu, 11 Oct 2018 19:03:09 +0300
From:   Tudor Ambarus <tudor.ambarus@...rochip.com>
To:     Yogesh Narayan Gaur <yogeshnarayan.gaur@....com>,
        "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
        "linux-spi@...r.kernel.org" <linux-spi@...r.kernel.org>
CC:     "marek.vasut@...il.com" <marek.vasut@...il.com>,
        "cyrille.pitchen@...ev4u.fr" <cyrille.pitchen@...ev4u.fr>,
        "boris.brezillon@...tlin.com" <boris.brezillon@...tlin.com>,
        "computersforpeace@...il.com" <computersforpeace@...il.com>,
        "frieder.schrempf@...eet.de" <frieder.schrempf@...eet.de>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/2] mtd: spi-nor: add entry for mt35xu512aba flash



On 10/11/2018 11:15 AM, Yogesh Narayan Gaur wrote:
> Add entry for mt35xu512aba Micron NOR flash.
> This flash is having uniform sector erase size of 128KB, have
> support of FSR(flag status register), flash size is 64MB and
> supports 4-byte commands.
> 
> Signed-off-by: Yogesh Gaur <yogeshnarayan.gaur@....com>
> ---
> Changes for v2:
> - Removed checkpatch warning, 80 character limit.
> 
>  drivers/mtd/spi-nor/spi-nor.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
> index b8b494f..e0d95ac 100644
> --- a/drivers/mtd/spi-nor/spi-nor.c
> +++ b/drivers/mtd/spi-nor/spi-nor.c
> @@ -1405,6 +1405,10 @@ static const struct flash_info spi_nor_ids[] = {
>  	{ "n25q00a",     INFO(0x20bb21, 0, 64 * 1024, 2048, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) },
>  	{ "mt25qu02g",   INFO(0x20bb22, 0, 64 * 1024, 4096, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) },
>  
> +	/* Micron */
> +	{ "mt35xu512aba", INFO(0x2c5b1a, 0, 128 * 1024, 512,
> +		SECT_4K | USE_FSR | SPI_NOR_4B_OPCODES) },
> +

The style is slightly different from what Brian proposed back in
9648388fc7737365be7a8092e77df78ccc2cd1a4. For consistency reasons, I think we
should use the same style in all entries.

Since I verified the correctness of the patch and my comment targets just a
cosmetic change, I'll let the maintainers decide:

Reviewed-by: Tudor Ambarus <tudor.ambarus@...rochip.com>