Documentation/devicetree/bindings/arm/stm32/st,stm32-syscon.yaml

   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 ...