[PATCH v7 1/2] mtd: nand: add tango NFC dt bindings doc
Boris Brezillon
boris.brezillon at free-electrons.com
Sun Nov 6 14:57:25 PST 2016
On Tue, 25 Oct 2016 15:15:50 +0200
Marc Gonzalez <marc_gonzalez at sigmadesigns.com> wrote:
> Add the tango NAND Flash Controller dt bindings documentation.
>
> Signed-off-by: Marc Gonzalez <marc_gonzalez at sigmadesigns.com>
Applied after renaming the nand controller node.
Thanks,
Boris
> ---
> 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"
> +- 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>;
> + dmas = <&dma0 3>;
> + dma-names = "nfc_sbox";
> + clocks = <&clkgen SYS_CLK>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + nand at 0 {
> + reg = <0>; /* CS0 */
> + nand-ecc-strength = <14>;
> + nand-ecc-step-size = <1024>;
> + };
> +
> + nand at 1 {
> + reg = <1>; /* CS1 */
> + nand-ecc-strength = <14>;
> + nand-ecc-step-size = <1024>;
> + };
> + };
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