From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, Chen-Yu Tsai <wens@csie.org>,
Rob Herring <robh+dt@kernel.org>,
MTD Maling List <linux-mtd@lists.infradead.org>,
Boris Brezillon <boris.brezillon@collabora.com>,
Frank Rowand <frowand.list@gmail.com>,
"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 1/4] dt-bindings: mtd: Add YAML schemas for the generic NAND options
Date: Tue, 2 Apr 2019 09:59:36 +0200 [thread overview]
Message-ID: <20190402095936.3e197a38@xps13> (raw)
In-Reply-To: <20190402061505.34r53q75spqtuqcv@flea>
Hi Maxime,
> > > + nand-ecc-strength:
> > > + $ref: /schemas/types.yaml#/definitions/uint32
> > > + description:
> > > + Number of bits to correct per ECC step.
> >
> > Is there a range we can define here? Certainly there's a minimum
> > values of at least 1.
>
> It doesn't look like there is from a quick grep. The DT seems to be in
> the 4 - 32 range, but I'm not sure if it would make sense to have
> something higher.
>
> I'll let Miquel and Boris comment.
A value of zero would not have any meaning IMHO. 1 is definitely the
minimum (ECC Hamming algorithm). There is technically no maximum.
Thanks,
Miquèl
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next prev parent reply other threads:[~2019-04-02 8:00 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-01 21:13 [PATCH 1/4] dt-bindings: mtd: Add YAML schemas for the generic NAND options Maxime Ripard
2019-04-01 21:13 ` [PATCH 2/4] dt-bindings: mtd: sunxi-nand: Add YAML schemas Maxime Ripard
2019-04-02 2:02 ` Rob Herring
2019-04-01 21:13 ` [PATCH 3/4] ARM: dts: sunxi: Conform to DT spec for NAND controller Maxime Ripard
2019-04-02 8:19 ` Miquel Raynal
2019-04-01 21:13 ` [PATCH 4/4] ARM: dts: sunxi: Remove useless address and size cells Maxime Ripard
2019-04-02 8:19 ` Miquel Raynal
2019-04-02 11:11 ` Maxime Ripard
2019-04-02 1:58 ` [PATCH 1/4] dt-bindings: mtd: Add YAML schemas for the generic NAND options Rob Herring
2019-04-02 6:15 ` Maxime Ripard
2019-04-02 7:59 ` Miquel Raynal [this message]
2019-04-02 8:19 ` Miquel Raynal
2019-04-02 8:49 ` Rob Herring
2019-04-02 8:56 ` Miquel Raynal
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