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 };
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