1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/hwlock/st,stm32-hwspinlock.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: STMicroelectronics STM32 Hardware Spinlock
8
9 maintainers:
10 - Fabien Dessenne <fabien.dessenne@foss.st.com>
11
12 properties:
13 "#hwlock-cells":
14 const: 1
15
16 compatible:
17 const: st,stm32-hwspinlock
18
19 reg:
20 maxItems: 1
21
22 clocks:
23 maxItems: 1
24
25 clock-names:
26 items:
27 - const: hsem
28
29 required:
30 - "#hwlock-cells"
31 - compatible
32 - reg
33 - clocks
34 - clock-names
35
36 additionalProperties: false
37
38 examples:
39 - |
40 #include <dt-bindings/clock/stm32mp1-clks.h>
41 hwspinlock@4c000000 {
42 compatible = "st,stm32-hwspinlock";
43 #hwlock-cells = <1>;
44 reg = <0x4c000000 0x400>;
45 clocks = <&rcc HSEM>;
46 clock-names = "hsem";
47 };
48
49 ...
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