target/linux/realtek/patches-5.10/005-5.12-dt-bindings-interrupt-controller-add-realtek-rtl838x-rtl839x-support.patch

   1 From 4a2b92a5d3519fc2c1edda4d4aa0e05bff41e8de Mon Sep 17 00:00:00 2001
   2 From: Bert Vermeulen <bert@biot.com>
   3 Date: Fri, 22 Jan 2021 21:42:23 +0100
   4 Subject: dt-bindings: interrupt-controller: Add Realtek RTL838x/RTL839x
   5  support
   6
   7 Document the binding for the Realtek RTL838x/RTL839x interrupt controller.
   8
   9 Reviewed-by: Rob Herring <robh@kernel.org>
  10 Signed-off-by: Bert Vermeulen <bert@biot.com>
  11 [maz: Add a commit message, as the author couldn't be bothered...]
  12 Signed-off-by: Marc Zyngier <maz@kernel.org>
  13 Link: https://lore.kernel.org/r/20210122204224.509124-2-bert@biot.com
  14 ---
  15  .../interrupt-controller/realtek,rtl-intc.yaml     | 57 ++++++++++++++++++++++
  16  1 file changed, 57 insertions(+)
  17  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/realtek,rtl-intc.yaml
  18
  19 --- /dev/null
  20 +++ b/Documentation/devicetree/bindings/interrupt-controller/realtek,rtl-intc.yaml
  21 @@ -0,0 +1,57 @@
  22 +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  23 +%YAML 1.2
  24 +---
  25 +$id: http://devicetree.org/schemas/interrupt-controller/realtek,rtl-intc.yaml#
  26 +$schema: http://devicetree.org/meta-schemas/core.yaml#
  27 +
  28 +title: Realtek RTL SoC interrupt controller devicetree bindings
  29 +
  30 +maintainers:
  31 +  - Birger Koblitz <mail@birger-koblitz.de>
  32 +  - Bert Vermeulen <bert@biot.com>
  33 +  - John Crispin <john@phrozen.org>
  34 +
  35 +properties:
  36 +  compatible:
  37 +    const: realtek,rtl-intc
  38 +
  39 +  "#interrupt-cells":
  40 +    const: 1
  41 +
  42 +  reg:
  43 +    maxItems: 1
  44 +
  45 +  interrupts:
  46 +    maxItems: 1
  47 +
  48 +  interrupt-controller: true
  49 +
  50 +  "#address-cells":
  51 +    const: 0
  52 +
  53 +  interrupt-map:
  54 +    description: Describes mapping from SoC interrupts to CPU interrupts
  55 +
  56 +required:
  57 +  - compatible
  58 +  - reg
  59 +  - "#interrupt-cells"
  60 +  - interrupt-controller
  61 +  - "#address-cells"
  62 +  - interrupt-map
  63 +
  64 +additionalProperties: false
  65 +
  66 +examples:
  67 +  - |
  68 +    intc: interrupt-controller@3000 {
  69 +      compatible = "realtek,rtl-intc";
  70 +      #interrupt-cells = <1>;
  71 +      interrupt-controller;
  72 +      reg = <0x3000 0x20>;
  73 +      #address-cells = <0>;
  74 +      interrupt-map =
  75 +              <31 &cpuintc 2>,
  76 +              <30 &cpuintc 1>,
  77 +              <29 &cpuintc 5>;
  78 +    };