linux-kernel - Re: [PATCH v2 2/2] dt-bindings: mtd: rawnand: gpmi: document specific ECC strength

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Date:   Fri, 13 Apr 2018 21:57:51 +0000
From:   Han Xu <han.xu@....com>
To:     Stefan Agner <stefan@...er.ch>,
        "boris.brezillon@...e-electrons.com" 
        <boris.brezillon@...e-electrons.com>
CC:     "marek.vasut@...il.com" <marek.vasut@...il.com>,
        "richard@....at" <richard@....at>,
        "dwmw2@...radead.org" <dwmw2@...radead.org>,
        "cyrille.pitchen@...ev4u.fr" <cyrille.pitchen@...ev4u.fr>,
        "max.oss.09@...il.com" <max.oss.09@...il.com>,
        "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/2] dt-bindings: mtd: rawnand: gpmi: document specific
 ECC strength



On 03/04/2018 02:06 PM, Stefan Agner wrote:
> Document newly supported device tree properties nand-ecc-strength/
> nand-ecc-step-size to specify ECC strength/size.
> 
> Signed-off-by: Stefan Agner <stefan@...er.ch>
> ---
>   Documentation/devicetree/bindings/mtd/gpmi-nand.txt | 5 +++++
>   1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mtd/gpmi-nand.txt b/Documentation/devicetree/bindings/mtd/gpmi-nand.txt
> index b289ef3c1b7e..393588385c6e 100644
> --- a/Documentation/devicetree/bindings/mtd/gpmi-nand.txt
> +++ b/Documentation/devicetree/bindings/mtd/gpmi-nand.txt
> @@ -47,6 +47,11 @@ Optional properties:
>                          partitions written from Linux with this feature
>                          turned on may not be accessible by the BootROM
>                          code.
> +  - nand-ecc-strength: integer representing the number of bits to correct
> +                       per ECC step. Needs to be a multiple of 2.
> +  - nand-ecc-step-size: integer representing the number of data bytes
> +                       that are covered by a single ECC step. The driver
> +                       supports 512 and 1024.
>   
>   The device tree may optionally contain sub-nodes describing partitions of the
>   address space. See partition.txt for more detail.
> 

Acked-by: Han Xu <han.xu@....com>