fsl,ls-extirq.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/interrupt-controller/fsl,ls-extirq.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Freescale Layerscape External Interrupt Controller
    8 
    9 maintainers:
   10   - Shawn Guo <shawnguo@kernel.org>
   11   - Li Yang <leoyang.li@nxp.com>
   12 
   13 description: |
   14   Some Layerscape SOCs (LS1021A, LS1043A, LS1046A LS1088A, LS208xA,
   15   LX216xA) support inverting the polarity of certain external interrupt
   16   lines.
   17 
   18 properties:
   19   compatible:
   20     oneOf:
   21       - enum:
   22           - fsl,ls1021a-extirq
   23           - fsl,ls1043a-extirq
   24           - fsl,ls1088a-extirq
   25       - items:
   26           - enum:
   27               - fsl,ls1046a-extirq
   28           - const: fsl,ls1043a-extirq
   29       - items:
   30           - enum:
   31               - fsl,ls2080a-extirq
   32               - fsl,lx2160a-extirq
   33           - const: fsl,ls1088a-extirq
   34 
   35   '#interrupt-cells':
   36     const: 2
   37 
   38   '#address-cells':
   39     const: 0
   40 
   41   interrupt-controller: true
   42 
   43   reg:
   44     maxItems: 1
   45     description:
   46       Specifies the Interrupt Polarity Control Register (INTPCR) in the
   47       SCFG or the External Interrupt Control Register (IRQCR) in the ISC.
   48 
   49   interrupt-map:
   50     description: Specifies the mapping from external interrupts to GIC interrupts.
   51 
   52   interrupt-map-mask: true
   53 
   54 required:
   55   - compatible
   56   - '#interrupt-cells'
   57   - '#address-cells'
   58   - interrupt-controller
   59   - reg
   60   - interrupt-map
   61   - interrupt-map-mask
   62 
   63 allOf:
   64   - if:
   65       properties:
   66         compatible:
   67           contains:
   68             enum:
   69               - fsl,ls1021a-extirq
   70     then:
   71       properties:
   72         interrupt-map:
   73           minItems: 6
   74           maxItems: 6
   75         interrupt-map-mask:
   76           items:
   77             - const: 0x7
   78             - const: 0
   79   - if:
   80       properties:
   81         compatible:
   82           contains:
   83             enum:
   84               - fsl,ls1043a-extirq
   85               - fsl,ls1046a-extirq
   86               - fsl,ls1088a-extirq
   87               - fsl,ls2080a-extirq
   88               - fsl,lx2160a-extirq
   89     then:
   90       properties:
   91         interrupt-map:
   92           minItems: 12
   93           maxItems: 12
   94         interrupt-map-mask:
   95           items:
   96             - const: 0xf
   97             - const: 0
   98 
   99 additionalProperties: false
  100 
  101 examples:
  102   - |
  103     #include <dt-bindings/interrupt-controller/arm-gic.h>
  104     interrupt-controller@1ac {
  105             compatible = "fsl,ls1021a-extirq";
  106             #interrupt-cells = <2>;
  107             #address-cells = <0>;
  108             interrupt-controller;
  109             reg = <0x1ac 4>;
  110             interrupt-map =
  111                     <0 0 &gic GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>,
  112                     <1 0 &gic GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>,
  113                     <2 0 &gic GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>,
  114                     <3 0 &gic GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>,
  115                     <4 0 &gic GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>,
  116                     <5 0 &gic GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
  117             interrupt-map-mask = <0x7 0x0>;
  118     };

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sys/contrib/device-tree/Bindings/interrupt-controller/fsl,ls-extirq.yaml