arm,mali-utgard.yaml

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    1 # SPDX-License-Identifier: GPL-2.0-only
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/gpu/arm,mali-utgard.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: ARM Mali Utgard GPU
    8 
    9 maintainers:
   10   - Rob Herring <robh@kernel.org>
   11   - Maxime Ripard <mripard@kernel.org>
   12   - Heiko Stuebner <heiko@sntech.de>
   13 
   14 properties:
   15   $nodename:
   16     pattern: '^gpu@[a-f0-9]+$'
   17   compatible:
   18     oneOf:
   19       - items:
   20           - const: allwinner,sun8i-a23-mali
   21           - const: allwinner,sun7i-a20-mali
   22           - const: arm,mali-400
   23       - items:
   24           - enum:
   25               - allwinner,sun4i-a10-mali
   26               - allwinner,sun7i-a20-mali
   27               - allwinner,sun8i-h3-mali
   28               - allwinner,sun8i-r40-mali
   29               - allwinner,sun50i-a64-mali
   30               - rockchip,rk3036-mali
   31               - rockchip,rk3066-mali
   32               - rockchip,rk3188-mali
   33               - rockchip,rk3228-mali
   34               - samsung,exynos4210-mali
   35               - stericsson,db8500-mali
   36           - const: arm,mali-400
   37       - items:
   38           - enum:
   39               - allwinner,sun50i-h5-mali
   40               - amlogic,meson8-mali
   41               - amlogic,meson8b-mali
   42               - amlogic,meson-gxbb-mali
   43               - amlogic,meson-gxl-mali
   44               - hisilicon,hi6220-mali
   45               - mediatek,mt7623-mali
   46               - rockchip,rk3328-mali
   47           - const: arm,mali-450
   48 
   49       # "arm,mali-300"
   50 
   51   reg:
   52     maxItems: 1
   53 
   54   interrupts:
   55     minItems: 4
   56     maxItems: 20
   57 
   58   interrupt-names:
   59     allOf:
   60       - additionalItems: true
   61         minItems: 4
   62         maxItems: 20
   63         items:
   64           # At least enforce the first 2 interrupts
   65           - const: gp
   66           - const: gpmmu
   67       - items:
   68           # Not ideal as any order and combination are allowed
   69           enum:
   70             - gp        # Geometry Processor interrupt
   71             - gpmmu     # Geometry Processor MMU interrupt
   72             - pp        # Pixel Processor broadcast interrupt (mali-450 only)
   73             - pp0       # Pixel Processor X interrupt (X from 0 to 7)
   74             - ppmmu0    # Pixel Processor X MMU interrupt (X from 0 to 7)
   75             - pp1
   76             - ppmmu1
   77             - pp2
   78             - ppmmu2
   79             - pp3
   80             - ppmmu3
   81             - pp4
   82             - ppmmu4
   83             - pp5
   84             - ppmmu5
   85             - pp6
   86             - ppmmu6
   87             - pp7
   88             - ppmmu7
   89             - pmu       # Power Management Unit interrupt (optional)
   90             - combined  # stericsson,db8500-mali only
   91 
   92   clocks:
   93     maxItems: 2
   94 
   95   clock-names:
   96     items:
   97       - const: bus
   98       - const: core
   99 
  100   memory-region: true
  101 
  102   mali-supply: true
  103 
  104   opp-table: true
  105 
  106   power-domains:
  107     maxItems: 1
  108 
  109   resets:
  110     maxItems: 1
  111 
  112   operating-points-v2: true
  113 
  114   "#cooling-cells":
  115     const: 2
  116 
  117 required:
  118   - compatible
  119   - reg
  120   - interrupts
  121   - interrupt-names
  122   - clocks
  123   - clock-names
  124 
  125 additionalProperties: false
  126 
  127 allOf:
  128   - if:
  129       properties:
  130         compatible:
  131           contains:
  132             enum:
  133               - allwinner,sun4i-a10-mali
  134               - allwinner,sun7i-a20-mali
  135               - allwinner,sun8i-r40-mali
  136               - allwinner,sun50i-a64-mali
  137               - allwinner,sun50i-h5-mali
  138               - amlogic,meson8-mali
  139               - amlogic,meson8b-mali
  140               - hisilicon,hi6220-mali
  141               - mediatek,mt7623-mali
  142               - rockchip,rk3036-mali
  143               - rockchip,rk3066-mali
  144               - rockchip,rk3188-mali
  145               - rockchip,rk3228-mali
  146               - rockchip,rk3328-mali
  147     then:
  148       required:
  149         - resets
  150 
  151 examples:
  152   - |
  153     #include <dt-bindings/interrupt-controller/irq.h>
  154     #include <dt-bindings/interrupt-controller/arm-gic.h>
  155 
  156     mali: gpu@1c40000 {
  157       compatible = "allwinner,sun7i-a20-mali", "arm,mali-400";
  158       reg = <0x01c40000 0x10000>;
  159       interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>,
  160              <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>,
  161              <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>,
  162              <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>,
  163              <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,
  164              <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>,
  165              <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
  166       interrupt-names = "gp",
  167             "gpmmu",
  168             "pp0",
  169             "ppmmu0",
  170             "pp1",
  171             "ppmmu1",
  172             "pmu";
  173       clocks = <&ccu 1>, <&ccu 2>;
  174       clock-names = "bus", "core";
  175       resets = <&ccu 1>;
  176       #cooling-cells = <2>;
  177     };
  178 
  179 ...

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