Re: [PATCH v4 2/2] dt-bindings: mtd: Document Macronix raw NAND controller bindings

[masonccyang@xxxxxxxxxxx]

Hi Miquel,

> > Document the bindings used by the Macronix raw NAND controller.
> > 
> > Signed-off-by: Mason Yang <masonccyang@xxxxxxxxxxx>
> > ---
> >  .../devicetree/bindings/mtd/mxic-nand.txt          | 26 
++++++++++++++++++++++
> >  1 file changed, 26 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..3d198e4
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/mtd/mxic-nand.txt
> > @@ -0,0 +1,26 @@
> > +Macronix Raw NAND Controller Device Tree Bindings
> > +-------------------------------------------------
> > +
> > +Required properties:
> > +- compatible: should be "mxic,raw-nand-ctlr"
> 
> I would prefer "macronix,nand-controller"

okay, will patch it.

> 
> > +- reg: should contain 1 entrie for the registers
> 
>                            entry
> 
> > +- reg-names: should contain "regs"
> 
> Not sure you need that?

for a base address of ctlr registers.

> 
> > +- interrupts: interrupt line connected to this NAND controller
> > +- clock-names: should contain "ps_clk", "send_clk" and "send_dly_clk"
> > +- clocks: should contain 3 entries for the "ps_clk", "send_clk" and
> > +    "send_dly_clk" clocks
> 
> s/entries/phandles/ ?

?
as I know that kernel views the phandle values as device tree structure
information instead of device tree data and thus does not store them as
properties.


> 
> > +
> > +Example:
> > +
> > +   nand: mxic-nfc@43c30000 {
> > +      compatible = "mxic,raw-nand-ctlr";
> > +      reg = <0x43c30000 0x10000>;
> > +      reg-names = "regs";
> > +      clocks = <&clkwizard 0>, <&clkwizard 1>, <&clkc 15>;
> > +      clock-names = "send_clk", "send_dly_clk", "ps_clk";
> > +
> > +      nand-ecc-mode = "soft";
> > +      nand-ecc-algo = "bch";
> > +      nand-ecc-step-size = <512>;
> > +      nand-ecc-strength = <8>;
> 
> The last 4 lines are probably not needed.

okay, will remove them.

thanks for your review.
best regards,
Mason


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This e-mail and any attachments may contain confidential information and/or personal data, which is protected by applicable laws. Please be reminded that duplication, disclosure, distribution, or use of this e-mail (and/or its attachments) or any part thereof is prohibited. If you receive this e-mail in error, please notify us immediately and delete this mail as well as its attachment(s) from your system. In addition, please be informed that collection, processing, and/or use of personal data is prohibited unless expressly permitted by personal data protection laws. Thank you for your attention and cooperation.

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