Documentation/devicetree/bindings/interrupt-controller/mrvl,intc.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/interrupt-controller/mrvl,intc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Marvell MMP/Orion Interrupt controller bindings
   8
   9 maintainers:
  10   - Thomas Gleixner <tglx@linutronix.de>
  11   - Jason Cooper <jason@lakedaemon.net>
  12   - Marc Zyngier <maz@kernel.org>
  13   - Rob Herring <robh+dt@kernel.org>
  14
  15 allOf:
  16   - if:
  17       properties:
  18         compatible:
  19           not:
  20             contains:
  21               const: marvell,orion-intc
  22     then:
  23       required:
  24         - mrvl,intc-nr-irqs
  25   - if:
  26       properties:
  27         compatible:
  28           contains:
  29             enum:
  30               - mrvl,mmp-intc
  31               - mrvl,mmp2-intc
  32     then:
  33       properties:
  34         reg:
  35           maxItems: 1
  36   - if:
  37       properties:
  38         compatible:
  39           contains:
  40             enum:
  41               - marvell,mmp3-intc
  42               - mrvl,mmp2-mux-intc
  43     then:
  44       properties:
  45         reg:
  46           minItems: 2
  47   - if:
  48       properties:
  49         compatible:
  50           contains:
  51             const: mrvl,mmp2-mux-intc
  52     then:
  53       properties:
  54         interrupts:
  55           maxItems: 1
  56         reg-names:
  57           items:
  58             - const: 'mux status'
  59             - const: 'mux mask'
  60       required:
  61         - interrupts
  62     else:
  63       properties:
  64         interrupts: false
  65
  66 properties:
  67   '#interrupt-cells':
  68     const: 1
  69
  70   compatible:
  71     enum:
  72       - mrvl,mmp-intc
  73       - mrvl,mmp2-intc
  74       - marvell,mmp3-intc
  75       - marvell,orion-intc
  76       - mrvl,mmp2-mux-intc
  77
  78   reg:
  79     minItems: 1
  80     maxItems: 2
  81
  82   reg-names: true
  83
  84   interrupts: true
  85
  86   interrupt-controller: true
  87
  88   mrvl,intc-nr-irqs:
  89     description: |
  90       Specifies the number of interrupts in the interrupt controller.
  91     $ref: /schemas/types.yaml#/definitions/uint32
  92
  93   mrvl,clr-mfp-irq:
  94     description: |
  95       Specifies the interrupt that needs to clear MFP edge detection first.
  96     $ref: /schemas/types.yaml#/definitions/uint32
  97
  98 required:
  99   - '#interrupt-cells'
 100   - compatible
 101   - reg
 102   - interrupt-controller
 103
 104 additionalProperties: false
 105
 106 examples:
 107   - |
 108     interrupt-controller@d4282000 {
 109         compatible = "mrvl,mmp2-intc";
 110         interrupt-controller;
 111         #interrupt-cells = <1>;
 112         reg = <0xd4282000 0x1000>;
 113         mrvl,intc-nr-irqs = <64>;
 114     };
 115
 116     interrupt-controller@d4282150 {
 117         compatible = "mrvl,mmp2-mux-intc";
 118         interrupts = <4>;
 119         interrupt-controller;
 120         #interrupt-cells = <1>;
 121         reg = <0x150 0x4>, <0x168 0x4>;
 122         reg-names = "mux status", "mux mask";
 123         mrvl,intc-nr-irqs = <2>;
 124     };
 125   - |
 126     interrupt-controller@fed20204 {
 127         compatible = "marvell,orion-intc";
 128         interrupt-controller;
 129         #interrupt-cells = <1>;
 130         reg = <0xfed20204 0x04>,
 131               <0xfed20214 0x04>;
 132     };
 133
 134 ...