linux-kernel - Re: [PATCH v5 2/2] dt-bindings: mtd: Document Macronix raw NAND controller bindings

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Message-ID: <OF10139C27.59024E84-ON48258440.00113398-48258440.0012E6FA@mxic.com.tw>
Date:   Tue, 23 Jul 2019 11:26:27 +0800
From:   masonccyang@...c.com.tw
To:     "Rob Herring" <robh@...nel.org>
Cc:     anders.roxell@...aro.org, bbrezillon@...nel.org,
        christophe.kerello@...com, computersforpeace@...il.com,
        devicetree@...r.kernel.org, dwmw2@...radead.org,
        juliensu@...c.com.tw, lee.jones@...aro.org, liang.yang@...ogic.com,
        linux-kernel@...r.kernel.org, linux-mtd@...ts.infradead.org,
        marek.vasut@...il.com, mark.rutland@....com,
        miquel.raynal@...tlin.com, paul@...pouillou.net,
        paul.burton@...s.com, richard@....at, stefan@...er.ch,
        vigneshr@...com
Subject: Re: [PATCH v5 2/2] dt-bindings: mtd: Document Macronix raw NAND controller
 bindings

Hi Rob,

> 
> Re: [PATCH v5 2/2] dt-bindings: mtd: Document Macronix raw NAND 
controller bindings
> 
> On Wed, Jul 03, 2019 at 03:15:44PM +0800, Mason Yang wrote:
> > Document the bindings used by the Macronix raw NAND controller.
> > 
> > Signed-off-by: Mason Yang <masonccyang@...c.com.tw>
> > ---
> >  Documentation/devicetree/bindings/mtd/mxic-nand.txt | 20 
++++++++++++++++++++
> >  1 file changed, 20 insertions(+)
> >  create mode 100644 
Documentation/devicetree/bindings/mtd/mxic-nand.txt
> > 
> > diff --git a/Documentation/devicetree/bindings/mtd/mxic-nand.txt b/
> Documentation/devicetree/bindings/mtd/mxic-nand.txt
> > new file mode 100644
> > index 0000000..ddd7660
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/mtd/mxic-nand.txt
> > @@ -0,0 +1,20 @@
> > +Macronix Raw NAND Controller Device Tree Bindings
> > +-------------------------------------------------
> > +
> > +Required properties:
> > +- compatible: should be "macronix,nand-controller"
> 
> That's not very specific. There's only 1 version of this h/w?

okay, will give it a apposite name.

> 
> > +- reg: should contain 1 entrie for the registers
> 
> s/entrie/entry/

will fix it.

> 
> > +- interrupts: interrupt line connected to this raw NAND controller
> > +- clock-names: should contain "ps_clk", "send_clk" and "send_dly_clk"
> > +- clocks: should contain 3 phandles for the "ps_clk", "send_clk" and
> > +    "send_dly_clk" clocks
> 
> You can drop '_clk' as that is redundant.

okay, got it.

> 
> > +
> > +Example:
> > +
> > +   nand: mxic-nfc@...30000 {
> > +      compatible = "macronix,nand-controller";
> > +      reg = <0x43c30000 0x10000>;
> > +      reg-names = "regs";
> 
> Not documented. You can drop as *-names is not generally useful when 
> there is only 1 entry.

okay, will fix it.

> 
> > +      clocks = <&clkwizard 0>, <&clkwizard 1>, <&clkc 15>;
> > +      clock-names = "send_clk", "send_dly_clk", "ps_clk";
> > +   };
> > -- 
> > 1.9.1
> > 

thanks for your time & review.
best regards,
Mason

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