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From: masonccyang@mxic.com.tw
To: "Miquel Raynal" <miquel.raynal@bootlin.com>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	vigneshr@ti.com, juliensu@mxic.com.tw, richard@nod.at,
	yuehaibing@huawei.com, linux-kernel@vger.kernel.org,
	frieder.schrempf@kontron.de, robh+dt@kernel.org,
	linux-mtd@lists.infradead.org, tglx@linutronix.de,
	allison@lohutok.net
Subject: Re: [PATCH v5 2/2] dt-bindings: mtd: Document Macronix NAND device bindings
Date: Thu, 12 Mar 2020 09:55:49 +0800	[thread overview]
Message-ID: <OFE7ABBA9B.10FD1630-ON48258529.000A8752-48258529.000A9A80@mxic.com.tw> (raw)
In-Reply-To: <20200311084541.28ff4829@xps13>


Hi Miquel,
 
> Mason Yang <masonccyang@mxic.com.tw> wrote on Mon, 17 Feb 2020 14:56:40
> +0800:
> 
> > Document the bindings used by the Macronix NAND device.
> > 
> > Signed-off-by: Mason Yang <masonccyang@mxic.com.tw>
> > Reviewed-by: Rob Herring <robh@kernel.org>
> > ---
> >  .../devicetree/bindings/mtd/nand-macronix.txt      | 28 
++++++++++++++++++++++
> >  1 file changed, 28 insertions(+)
> >  create mode 100644 
Documentation/devicetree/bindings/mtd/nand-macronix.txt
> > 
> > diff --git a/Documentation/devicetree/bindings/mtd/nand-macronix.txt 
b/
> Documentation/devicetree/bindings/mtd/nand-macronix.txt
> > new file mode 100644
> > index 0000000..1d7a895
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/mtd/nand-macronix.txt
> > @@ -0,0 +1,28 @@
> > +Macronix NANDs Device Tree Bindings
> > +-----------------------------------
> > +
> > +Macronix NANDs support randomizer operation for user data scrambled,
> > +which can be enabled with a SET_FEATURE. The penalty of randomizer 
are
> > +subpage accesses prohibited and more time period is needed in program
> > +operation, i.e., tPROG 300us to 340us(randomizer enabled).
> > +Randomizer enabled is a one time persistent and non reversible 
operatoin.
> > +
> > +For more high-reliability concern, if subpage write not available 
with
> > +hardware ECC and filesystem and then to enable randomizer is 
recommended
> > +by default.
> > +
> > +By adding a new specific property in children nodes to enable
> > +randomizer function.
> 
> I also reworded slightly this text when applying.

ok,sure.

> 
> 
> Thanks,
> Miquèl

thanks for your time & review.
Mason

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      reply	other threads:[~2020-03-12  1:56 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-17  6:56 [PATCH v5 0/2] mtd: rawnand: Add support for Macronix NAND randomizer Mason Yang
2020-02-17  6:56 ` [PATCH v5 1/2] " Mason Yang
2020-03-10 18:32   ` Miquel Raynal
2020-02-17  6:56 ` [PATCH v5 2/2] dt-bindings: mtd: Document Macronix NAND device bindings Mason Yang
2020-03-10 18:31   ` Miquel Raynal
2020-03-11  7:45   ` Miquel Raynal
2020-03-12  1:55     ` masonccyang [this message]

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