Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/hwlock/ti,omap-hwspinlock.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: TI HwSpinlock for OMAP and K3 based SoCs
   8
   9 maintainers:
  10   - Suman Anna <s-anna@ti.com>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - ti,omap4-hwspinlock  # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs
  16       - ti,am64-hwspinlock   # for K3 AM64x SoCs
  17       - ti,am654-hwspinlock  # for K3 AM65x, J721E and J7200 SoCs
  18
  19   reg:
  20     maxItems: 1
  21
  22   "#hwlock-cells":
  23     const: 1
  24     description: |
  25       The OMAP hwspinlock users will use a 0-indexed relative hwlock number as
  26       the argument specifier value for requesting a specific hwspinlock within
  27       a hwspinlock bank.
  28
  29       Please look at the generic hwlock binding for usage information for
  30       consumers, "Documentation/devicetree/bindings/hwlock/hwlock.txt"
  31
  32 required:
  33   - compatible
  34   - reg
  35   - "#hwlock-cells"
  36
  37 additionalProperties: false
  38
  39 examples:
  40
  41   - |
  42     spinlock@4a0f6000 {
  43         compatible = "ti,omap4-hwspinlock";
  44         reg = <0x4a0f6000 0x1000>;
  45         #hwlock-cells = <1>;
  46     };