Documentation/devicetree/bindings/memory-controllers/fsl/fsl,ddr.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/memory-controllers/fsl/fsl,ddr.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Freescale DDR memory controller
   8
   9 maintainers:
  10   - Borislav Petkov <bp@alien8.de>
  11   - York Sun <york.sun@nxp.com>
  12
  13 properties:
  14   $nodename:
  15     pattern: "^memory-controller@[0-9a-f]+$"
  16
  17   compatible:
  18     oneOf:
  19       - items:
  20           - enum:
  21               - fsl,qoriq-memory-controller-v4.4
  22               - fsl,qoriq-memory-controller-v4.5
  23               - fsl,qoriq-memory-controller-v4.7
  24               - fsl,qoriq-memory-controller-v5.0
  25           - const: fsl,qoriq-memory-controller
  26       - enum:
  27           - fsl,bsc9132-memory-controller
  28           - fsl,mpc8536-memory-controller
  29           - fsl,mpc8540-memory-controller
  30           - fsl,mpc8541-memory-controller
  31           - fsl,mpc8544-memory-controller
  32           - fsl,mpc8548-memory-controller
  33           - fsl,mpc8555-memory-controller
  34           - fsl,mpc8560-memory-controller
  35           - fsl,mpc8568-memory-controller
  36           - fsl,mpc8569-memory-controller
  37           - fsl,mpc8572-memory-controller
  38           - fsl,mpc8349-memory-controller
  39           - fsl,p1020-memory-controller
  40           - fsl,p1021-memory-controller
  41           - fsl,p2020-memory-controller
  42           - fsl,qoriq-memory-controller
  43
  44   interrupts:
  45     maxItems: 1
  46
  47   little-endian:
  48     description:
  49       Specifies little-endian access to registers. If omitted, big-endian will
  50       be used.
  51     type: boolean
  52
  53   reg:
  54     maxItems: 1
  55
  56 required:
  57   - compatible
  58   - interrupts
  59   - reg
  60
  61 additionalProperties: false
  62
  63 examples:
  64   - |
  65     memory-controller@2000 {
  66         compatible = "fsl,bsc9132-memory-controller";
  67         reg = <0x2000 0x1000>;
  68         interrupts = <16 2 1 8>;
  69     };
  70
  71   - |
  72     memory-controller@8000 {
  73         compatible = "fsl,qoriq-memory-controller-v4.7",
  74                      "fsl,qoriq-memory-controller";
  75         reg = <0x8000 0x1000>;
  76         interrupts = <16 2 1 23>;
  77     };