1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/arm/stm32/st,stm32-syscon.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: STMicroelectronics STM32 Platforms System Controller
8
9 maintainers:
10 - Alexandre Torgue <alexandre.torgue@foss.st.com>
11 - Christophe Roullier <christophe.roullier@foss.st.com>
12
13 properties:
14 compatible:
15 oneOf:
16 - items:
17 - enum:
18 - st,stm32-power-config
19 - st,stm32-syscfg
20 - st,stm32-tamp
21 - st,stm32f4-gcan
22 - st,stm32mp151-pwr-mcu
23 - st,stm32mp157-syscfg
24 - st,stm32mp25-syscfg
25 - const: syscon
26 - items:
27 - const: st,stm32-tamp
28 - const: syscon
29 - const: simple-mfd
30
31 reg:
32 maxItems: 1
33
34 clocks:
35 maxItems: 1
36
37 required:
38 - compatible
39 - reg
40
41 if:
42 properties:
43 compatible:
44 contains:
45 enum:
46 - st,stm32mp157-syscfg
47 - st,stm32f4-gcan
48 then:
49 required:
50 - clocks
51
52 additionalProperties: false
53
54 examples:
55 - |
56 #include <dt-bindings/clock/stm32mp1-clks.h>
57 syscfg: syscon@50020000 {
58 compatible = "st,stm32mp157-syscfg", "syscon";
59 reg = <0x50020000 0x400>;
60 clocks = <&rcc SYSCFG>;
61 };
62
63 ...
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