From: Rob Herring <robh@kernel.org>
To: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, Vignesh Raghavendra <vigneshr@ti.com>,
Tudor Ambarus <Tudor.Ambarus@microchip.com>,
juliensu@mxic.com.tw, Richard Weinberger <richard@nod.at>,
Boris Brezillon <boris.brezillon@collabora.com>,
linux-mtd@lists.infradead.org,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
masonccyang@mxic.com.tw
Subject: Re: [PATCH v11 1/2] dt-bindings: mtd: Document nand-ecc-engine
Date: Mon, 29 Jun 2020 17:00:54 -0600 [thread overview]
Message-ID: <20200629230054.GA3124427@bogus> (raw)
In-Reply-To: <20200626071357.21421-2-miquel.raynal@bootlin.com>
On Fri, Jun 26, 2020 at 09:13:56AM +0200, Miquel Raynal wrote:
> This property is needed to precisely point to the hardware ECC engine
> to use when there are several of them available. Here, hardware also
> refers to the on-die possibility.
>
> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
> ---
> .../devicetree/bindings/mtd/nand-controller.yaml | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mtd/nand-controller.yaml b/Documentation/devicetree/bindings/mtd/nand-controller.yaml
> index 4a0798247d2d..0969d2e6720b 100644
> --- a/Documentation/devicetree/bindings/mtd/nand-controller.yaml
> +++ b/Documentation/devicetree/bindings/mtd/nand-controller.yaml
> @@ -56,6 +56,18 @@ patternProperties:
> (Linux will handle the calculations). soft_bch is deprecated
> and should be replaced by soft and nand-ecc-algo.
>
> + nand-ecc-engine:
> + maxItems: 1
maxItems is for arrays and this is a phandle. It needs a type reference.
> + description:
You need '|' at the end if you want the formatting preserved.
> + A phandle on the hardware ECC engine if any. There are
A tab is not valid YAML.
> + basically three possibilities:
> + 1/ The ECC engine is part of the NAND controller, in this
> + case the phandle should reference the parent node.
> + 2/ The ECC engine is part of the NAND part (on-die), in this
> + case the phandle should reference the node itself.
> + 3/ The ECC engine is external, in this case the phandle should
> + reference the specific ECC engine node.
> +
> nand-ecc-placement:
> allOf:
> - $ref: /schemas/types.yaml#/definitions/string
> --
> 2.20.1
>
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next prev parent reply other threads:[~2020-06-29 23:03 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-26 7:13 [PATCH v11 0/2] NAND ECC engine binding changes Miquel Raynal
2020-06-26 7:13 ` [PATCH v11 1/2] dt-bindings: mtd: Document nand-ecc-engine Miquel Raynal
2020-06-29 23:00 ` Rob Herring [this message]
2020-06-26 7:13 ` [PATCH v11 2/2] dt-bindings: mtd: Document boolean NAND ECC properties Miquel Raynal
2020-06-29 23:08 ` Rob Herring
2020-06-30 7:15 ` Miquel Raynal
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