Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/misc/nvidia,tegra20-apbmisc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: NVIDIA Tegra APBMISC block
   8
   9 maintainers:
  10   - Thierry Reding <thierry.reding@gmail.com>
  11   - Jon Hunter <jonathanh@nvidia.com>
  12
  13 properties:
  14   compatible:
  15     oneOf:
  16       - items:
  17           - enum:
  18               - nvidia,tegra210-apbmisc
  19               - nvidia,tegra124-apbmisc
  20               - nvidia,tegra114-apbmisc
  21               - nvidia,tegra30-apbmisc
  22           - const: nvidia,tegra20-apbmisc
  23
  24       - items:
  25           - const: nvidia,tegra20-apbmisc
  26
  27   reg:
  28     items:
  29       - description: physical address and length of the registers which
  30           contain revision and debug features
  31       - description: physical address and length of the registers which
  32           indicate strapping options
  33
  34   nvidia,long-ram-code:
  35     description: If present, the RAM code is long (4 bit). If not, short
  36       (2 bit).
  37     type: boolean
  38
  39 additionalProperties: false
  40
  41 required:
  42   - compatible
  43   - reg
  44
  45 examples:
  46   - |
  47     apbmisc@70000800 {
  48         compatible = "nvidia,tegra20-apbmisc";
  49         reg = <0x70000800 0x64>, /* Chip revision */
  50               <0x70000008 0x04>; /* Strapping options */
  51     };