dt-bindings: arm: Convert Marvell MMP board/soc bindings to json-schema

Marvell Platforms Device Tree Bindings

----------------------------------------------------

PXA168 Aspenite Board

Required root node properties:

	- compatible = "mrvl,pxa168-aspenite", "mrvl,pxa168";

PXA910 DKB Board

Required root node properties:

	- compatible = "mrvl,pxa910-dkb";

MMP2 Brownstone Board

Required root node properties:

	- compatible = "mrvl,mmp2-brownstone", "mrvl,mmp2";

# SPDX-License-Identifier: GPL-2.0

%YAML 1.2

---

$id: http://devicetree.org/schemas/arm/mrvl/mrvl.yaml#

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

title: Marvell Platforms Device Tree Bindings

maintainers:

  - Lubomir Rintel <lkundrak@v3.sk>

properties:

  $nodename:

    const: '/'

  compatible:

    oneOf:

      - description: PXA168 Aspenite Board

        items:

          - enum:

              - mrvl,pxa168-aspenite

          - const: mrvl,pxa168

      - description: PXA910 DKB Board

        items:

          - enum:

              - mrvl,pxa910-dkb

          - const: mrvl,pxa910

      - description: MMP2 based boards

        items:

          - enum:

              - mrvl,mmp2-brownstone

          - const: mrvl,mmp2

...