linux-kernel - Re: [PATCH v2] mtd: spinand: macronix: Add support for MX35LFxGE4AD

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Date:   Thu, 5 Nov 2020 07:58:58 +0100
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     YouChing Lin <ycllin@...c.com.tw>
Cc:     richard@....at, vigneshr@...com, juliensu@...c.com.tw,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] mtd: spinand: macronix: Add support for MX35LFxGE4AD

Hi YouChing,

YouChing Lin <ycllin@...c.com.tw> wrote on Thu,  5 Nov 2020 09:43:13
+0800:

> The Macronix MX35LF2GE4AD / MX35LF4GE4AD are 3V, 2G / 4Gbit serial
> SLC NAND flash device (with on-die ECC).
> 
> Validated by read, erase, read back, write, read back and nandtest
> on Xilinx Zynq PicoZed FPGA board which included Macronix SPI Host
> (drivers/spi/spi-mxic.c).
> 
> v2: Removed the unnecessary "/*SPINAND_HAS_QE_BIT*/" as per the comments.
> 
> v1: Add support for MX35LFxGE4AD

You cannot put the changelog here. Everything you write above the three
dashes will be part of the final commit message and we don't want this
to appear.

> 
> Signed-off-by: YouChing Lin <ycllin@...c.com.tw>
> ---

V2: ...
v1: ...

should be located here

>  drivers/mtd/nand/spi/macronix.c | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/drivers/mtd/nand/spi/macronix.c b/drivers/mtd/nand/spi/macronix.c
> index 8e801e4..3786b1b 100644
> --- a/drivers/mtd/nand/spi/macronix.c
> +++ b/drivers/mtd/nand/spi/macronix.c
> @@ -119,6 +119,26 @@ static int mx35lf1ge4ab_ecc_get_status(struct spinand_device *spinand,
>  					      &update_cache_variants),
>  		     SPINAND_HAS_QE_BIT,
>  		     SPINAND_ECCINFO(&mx35lfxge4ab_ooblayout, NULL)),
> +	SPINAND_INFO("MX35LF2GE4AD",
> +		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x26),
> +		     NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
> +		     NAND_ECCREQ(8, 512),
> +		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
> +					      &write_cache_variants,
> +					      &update_cache_variants),
> +		     0,
> +		     SPINAND_ECCINFO(&mx35lfxge4ab_ooblayout,
> +				     mx35lf1ge4ab_ecc_get_status)),
> +	SPINAND_INFO("MX35LF4GE4AD",
> +		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x37),
> +		     NAND_MEMORG(1, 4096, 128, 64, 2048, 40, 1, 1, 1),
> +		     NAND_ECCREQ(8, 512),
> +		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
> +					      &write_cache_variants,
> +					      &update_cache_variants),
> +		     0,
> +		     SPINAND_ECCINFO(&mx35lfxge4ab_ooblayout,
> +				     mx35lf1ge4ab_ecc_get_status)),
>  	SPINAND_INFO("MX31LF1GE4BC",
>  		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x1e),
>  		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),

Thanks,
Miquèl