[U-Boot] [PATCH 14/19] mtd: nand: pxa3xx: add support for 2KB 8-bit flash

[Stefan Roese]

On 29.08.2018 10:56, kostap at marvell.com wrote:
> From: Victor Axelrod <victora at marvell.com>
> 
> Add support for 2KB page 8-bit ECC strength flash layout
> 
> Signed-off-by: Victor Axelrod <victora at marvell.com>
> Reviewed-by: Igal Liberman <igall at marvell.com>
> Cc: Stefan Roese <sr at denx.de>
> Cc: Simon Glass <sjg at chromium.org>
> ---
>   drivers/mtd/nand/pxa3xx_nand.c | 27 +++++++++++++++++++++++++++
>   1 file changed, 27 insertions(+)
> 
> diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
> index c1f7d61..81e75f2 100644
> --- a/drivers/mtd/nand/pxa3xx_nand.c
> +++ b/drivers/mtd/nand/pxa3xx_nand.c
> @@ -308,6 +308,20 @@ static struct nand_ecclayout ecc_layout_2KB_bch4bit = {
>   	.oobfree = { {2, 30} }
>   };
>   
> +static struct nand_ecclayout ecc_layout_2KB_bch8bit = {
> +	.eccbytes = 64,
> +	.eccpos = {
> +		64,  65,  66,  67,  68,  69,  70,  71,
> +		72,  73,  74,  75,  76,  77,  78,  79,
> +		80,  81,  82,  83,  84,  85,  86,  87,
> +		88,  89,  90,  91,  92,  93,  94,  95,
> +		96,  97,  98,  99,  100, 101, 102, 103,
> +		104, 105, 106, 107, 108, 109, 110, 111,
> +		112, 113, 114, 115, 116, 117, 118, 119,
> +		120, 121, 122, 123, 124, 125, 126, 127},
> +	.oobfree = { {1, 4}, {6, 26} }
> +};
> +
>   static struct nand_ecclayout ecc_layout_4KB_bch4bit = {
>   	.eccbytes = 64,
>   	.eccpos = {
> @@ -1439,6 +1453,19 @@ static int pxa_ecc_init(struct pxa3xx_nand_info *info,
>   		ecc->size = info->chunk_size;
>   		ecc->layout = &ecc_layout_4KB_bch8bit;
>   		ecc->strength = 16;
> +	} else if (strength == 8 && ecc_stepsize == 512 && page_size == 2048) {
> +		info->ecc_bch = 1;
> +		info->nfullchunks = 1;
> +		info->ntotalchunks = 2;
> +		info->chunk_size = 1024;
> +		info->spare_size = 0;
> +		info->last_chunk_size = 1024;
> +		info->last_spare_size = 64;
> +		info->ecc_size = 32;
> +		ecc->mode = NAND_ECC_HW;
> +		ecc->size = info->chunk_size;
> +		ecc->layout = &ecc_layout_2KB_bch8bit;
> +		ecc->strength = 16;
>   	} else {
>   		dev_err(&info->pdev->dev,
>   			"ECC strength %d at page size %d is not supported\n",
> 

Applied to u-boot-marvell/master

Thanks,
Stefan