summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml
blob: 36f59b3ade71dd6737e440e606ca08450de30eab (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpu/arm,mali-midgard.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: ARM Mali Midgard GPU

maintainers:
  - Rob Herring <robh@kernel.org>

properties:
  $nodename:
    pattern: '^gpu@[a-f0-9]+$'
  compatible:
    oneOf:
      - items:
          - enum:
             - samsung,exynos5250-mali
          - const: arm,mali-t604
      - items:
          - enum:
             - samsung,exynos5420-mali
          - const: arm,mali-t628
      - items:
          - enum:
             - allwinner,sun50i-h6-mali
          - const: arm,mali-t720
      - items:
          - enum:
             - amlogic,meson-gxm-mali
             - realtek,rtd1295-mali
          - const: arm,mali-t820
      - items:
          - enum:
             - arm,juno-mali
          - const: arm,mali-t624
      - items:
          - enum:
             - rockchip,rk3288-mali
             - samsung,exynos5433-mali
          - const: arm,mali-t760
      - items:
          - enum:
             - rockchip,rk3399-mali
          - const: arm,mali-t860

          # "arm,mali-t830"
          # "arm,mali-t880"

  reg:
    maxItems: 1

  interrupts:
    items:
      - description: Job interrupt
      - description: MMU interrupt
      - description: GPU interrupt

  interrupt-names:
    items:
      - const: job
      - const: mmu
      - const: gpu

  clocks:
    minItems: 1
    maxItems: 2

  clock-names:
    minItems: 1
    items:
      - const: core
      - const: bus

  mali-supply: true

  resets:
    minItems: 1
    maxItems: 2

  operating-points-v2: true

  "#cooling-cells":
    const: 2

required:
  - compatible
  - reg
  - interrupts
  - interrupt-names
  - clocks

allOf:
  - if:
      properties:
        compatible:
          contains:
            const: allwinner,sun50i-h6-mali
    then:
      properties:
        clocks:
          minItems: 2
      required:
        - clock-names
        - resets
  - if:
      properties:
        compatible:
          contains:
            const: amlogic,meson-gxm-mali
    then:
      properties:
        resets:
          minItems: 2
      required:
        - resets

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>

    gpu@ffa30000 {
      compatible = "rockchip,rk3288-mali", "arm,mali-t760";
      reg = <0xffa30000 0x10000>;
      interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
             <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
             <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
      interrupt-names = "job", "mmu", "gpu";
      clocks = <&cru 0>;
      mali-supply = <&vdd_gpu>;
      operating-points-v2 = <&gpu_opp_table>;
      power-domains = <&power 0>;
      #cooling-cells = <2>;
    };

    gpu_opp_table: opp_table0 {
      compatible = "operating-points-v2";

      opp@533000000 {
        opp-hz = /bits/ 64 <533000000>;
        opp-microvolt = <1250000>;
      };
      opp@450000000 {
        opp-hz = /bits/ 64 <450000000>;
        opp-microvolt = <1150000>;
      };
      opp@400000000 {
        opp-hz = /bits/ 64 <400000000>;
        opp-microvolt = <1125000>;
      };
      opp@350000000 {
        opp-hz = /bits/ 64 <350000000>;
        opp-microvolt = <1075000>;
      };
      opp@266000000 {
        opp-hz = /bits/ 64 <266000000>;
        opp-microvolt = <1025000>;
      };
      opp@160000000 {
        opp-hz = /bits/ 64 <160000000>;
        opp-microvolt = <925000>;
      };
      opp@100000000 {
        opp-hz = /bits/ 64 <100000000>;
        opp-microvolt = <912500>;
      };
    };

...