[PATCH v7 1/2] mtd: nand: add tango NFC dt bindings doc

Arnd Bergmann arnd at arndb.de
Mon Nov 7 01:18:10 PST 2016


On Tuesday, October 25, 2016 3:15:50 PM CET Marc Gonzalez wrote:
> Add the tango NAND Flash Controller dt bindings documentation.
> 
> Signed-off-by: Marc Gonzalez <marc_gonzalez at sigmadesigns.com>
> ---
>  Documentation/devicetree/bindings/mtd/tango-nand.txt | 38 ++++++++++++++++++++++++++++++
>  1 file changed, 38 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mtd/tango-nand.txt b/Documentation/devicetree/bindings/mtd/tango-nand.txt
> new file mode 100644
> index 000000000000..3cbf95d6595a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mtd/tango-nand.txt
> @@ -0,0 +1,38 @@
> +Sigma Designs Tango4 NAND Flash Controller (NFC)
> +
> +Required properties:
> +
> +- compatible: "sigma,smp8758-nand"
> +- reg: address/size of nfc_reg, nfc_mem, and pbus_reg
> +- dmas: reference to the DMA channel used by the controller
> +- dma-names: "nfc_sbox"

Drop the "nfc_" prefix here, it seems redundant.

> +- clocks: reference to the system clock
> +- #address-cells: <1>
> +- #size-cells: <0>
> +
> +Children nodes represent the available NAND chips.
> +See Documentation/devicetree/bindings/mtd/nand.txt for generic bindings.
> +
> +Example:
> +
> +	nand: nand at 2c000 {
> +		compatible = "sigma,smp8758-nand";
> +		reg = <0x2c000 0x30 0x2d000 0x800 0x20000 0x1000>;

It would be nicer to write this as

	reg = <0x2c000 0x30>, <0x2d000 0x800>, <0x20000 0x1000>;

which is identical in binary format.

	Arnd



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