Commit c20e0601 authored by Hui-Ping Chen's avatar Hui-Ping Chen Committed by Miquel Raynal
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dt-bindings: mtd: nuvoton,ma35d1-nand: add new bindings 



Add dt-bindings for the Nuvoton MA35 SoC NAND Controller.

Signed-off-by: default avatarHui-Ping Chen <hpchen0nvt@gmail.com>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
parent 03271ea3

Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/mtd/nuvoton,ma35d1-nand.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#



title: Nuvoton MA35D1 NAND Flash Interface (NFI) Controller



maintainers:

  - Hui-Ping Chen <hpchen0nvt@gmail.com>



allOf:

  - $ref: nand-controller.yaml#



properties:

  compatible:

    enum:

      - nuvoton,ma35d1-nand-controller



  reg:

    maxItems: 1



  interrupts:

    maxItems: 1



  clocks:

    maxItems: 1



patternProperties:

  "^nand@[a-f0-9]$":

    type: object

    $ref: raw-nand-chip.yaml

    properties:

      reg:

        minimum: 0

        maximum: 1



      nand-ecc-step-size:

        enum: [512, 1024]



      nand-ecc-strength:

        enum: [8, 12, 24]



    required:

      - reg



    unevaluatedProperties: false



required:

  - compatible

  - reg

  - interrupts

  - clocks



unevaluatedProperties: false



examples:

  - |

    #include <dt-bindings/interrupt-controller/arm-gic.h>

    #include <dt-bindings/clock/nuvoton,ma35d1-clk.h>



    soc {

        #address-cells = <2>;

        #size-cells = <2>;



        nand-controller@401A0000 {

            compatible = "nuvoton,ma35d1-nand-controller";

            reg = <0x0 0x401A0000 0x0 0x1000>;

            interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;

            clocks = <&clk NAND_GATE>;

            #address-cells = <1>;

            #size-cells = <0>;



            nand@0 {

                reg = <0>;

                nand-on-flash-bbt;

                nand-ecc-step-size = <512>;

                nand-ecc-strength = <8>;



                partitions {

                    compatible = "fixed-partitions";

                    #address-cells = <1>;

                    #size-cells = <1>;



                    uboot@0 {

                        label = "nand-uboot";

                        read-only;

                        reg = <0x0 0x300000>;

                    };

                };

            };

        };

    };



...