fsl,irqsteer.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,irqsteer.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Freescale IRQSTEER Interrupt Multiplexer
    8 
    9 maintainers:
   10   - Lucas Stach <l.stach@pengutronix.de>
   11 
   12 properties:
   13   compatible:
   14     oneOf:
   15       - const: fsl,imx-irqsteer
   16       - items:
   17           - const: fsl,imx8m-irqsteer
   18           - const: fsl,imx-irqsteer
   19 
   20   reg:
   21     maxItems: 1
   22 
   23   interrupts:
   24     description: |
   25       should contain the up to 8 parent interrupt lines used to multiplex
   26       the input interrupts. They should be specified sequentially from
   27       output 0 to 7.
   28     items:
   29       - description: output interrupt 0
   30       - description: output interrupt 1
   31       - description: output interrupt 2
   32       - description: output interrupt 3
   33       - description: output interrupt 4
   34       - description: output interrupt 5
   35       - description: output interrupt 6
   36       - description: output interrupt 7
   37     minItems: 1
   38 
   39   clocks:
   40     maxItems: 1
   41 
   42   clock-names:
   43     const: ipg
   44 
   45   interrupt-controller: true
   46 
   47   "#interrupt-cells":
   48     const: 1
   49 
   50   fsl,channel:
   51     $ref: '/schemas/types.yaml#/definitions/uint32'
   52     description: |
   53       u32 value representing the output channel that all input IRQs should be
   54       steered into.
   55 
   56   fsl,num-irqs:
   57     $ref: '/schemas/types.yaml#/definitions/uint32'
   58     description: |
   59       u32 value representing the number of input interrupts of this channel,
   60       should be multiple of 32 input interrupts and up to 512 interrupts.
   61 
   62 required:
   63   - compatible
   64   - reg
   65   - interrupts
   66   - clocks
   67   - clock-names
   68   - interrupt-controller
   69   - "#interrupt-cells"
   70   - fsl,channel
   71   - fsl,num-irqs
   72 
   73 additionalProperties: false
   74 
   75 examples:
   76   - |
   77     #include <dt-bindings/clock/imx8mq-clock.h>
   78     #include <dt-bindings/interrupt-controller/arm-gic.h>
   79 
   80     interrupt-controller@32e2d000 {
   81         compatible = "fsl,imx-irqsteer";
   82         reg = <0x32e2d000 0x1000>;
   83         interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
   84         clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>;
   85         clock-names = "ipg";
   86         fsl,channel = <0>;
   87         fsl,num-irqs = <64>;
   88         interrupt-controller;
   89         #interrupt-cells = <1>;
   90     };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/interrupt-controller/fsl,irqsteer.yaml

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