img,powervr-rogue.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2# Copyright (c) 2023 Imagination Technologies Ltd.
  3%YAML 1.2
  4---
  5$id: http://devicetree.org/schemas/gpu/img,powervr-rogue.yaml#
  6$schema: http://devicetree.org/meta-schemas/core.yaml#
  7
  8title: Imagination Technologies PowerVR and IMG Rogue GPUs
  9
 10maintainers:
 11  - Frank Binns <frank.binns@imgtec.com>
 12
 13properties:
 14  compatible:
 15    oneOf:
 16      - items:
 17          - enum:
 18              - renesas,r8a7796-gpu
 19              - renesas,r8a77961-gpu
 20          - const: img,img-gx6250
 21          - const: img,img-rogue
 22      - items:
 23          - enum:
 24              - renesas,r8a77965-gpu
 25              - renesas,r8a779a0-gpu
 26          - const: img,img-ge7800
 27          - const: img,img-rogue
 28      - items:
 29          - enum:
 30              - ti,am62-gpu
 31          - const: img,img-axe-1-16m
 32          # This deprecated element must be kept around to allow old kernels to
 33          # work with newer dts.
 34          - const: img,img-axe
 35          - const: img,img-rogue
 36      - items:
 37          - enum:
 38              - thead,th1520-gpu
 39          - const: img,img-bxm-4-64
 40          - const: img,img-rogue
 41      - items:
 42          - enum:
 43              - ti,j721s2-gpu
 44          - const: img,img-bxs-4-64
 45          - const: img,img-rogue
 46
 47      # This legacy combination of compatible strings was introduced early on
 48      # before the more specific GPU identifiers were used.
 49      - items:
 50          - enum:
 51              - ti,am62-gpu
 52          - const: img,img-axe
 53        deprecated: true
 54
 55  reg:
 56    maxItems: 1
 57
 58  clocks:
 59    minItems: 1
 60    maxItems: 3
 61
 62  clock-names:
 63    items:
 64      - const: core
 65      - const: mem
 66      - const: sys
 67    minItems: 1
 68
 69  interrupts:
 70    maxItems: 1
 71
 72  power-domains:
 73    minItems: 1
 74    maxItems: 2
 75
 76  power-domain-names:
 77    items:
 78      - const: a
 79      - const: b
 80    minItems: 1
 81
 82  dma-coherent: true
 83
 84  resets:
 85    maxItems: 1
 86
 87required:
 88  - compatible
 89  - reg
 90  - clocks
 91  - clock-names
 92  - interrupts
 93
 94additionalProperties: false
 95
 96allOf:
 97  - if:
 98      properties:
 99        compatible:
100          contains:
101            enum:
102              - ti,am62-gpu
103              - ti,j721s2-gpu
104    then:
105      properties:
106        clocks:
107          maxItems: 1
108
109  - if:
110      properties:
111        compatible:
112          contains:
113            enum:
114              - img,img-ge7800
115              - img,img-gx6250
116              - thead,th1520-gpu
117    then:
118      properties:
119        clocks:
120          minItems: 3
121        clock-names:
122          minItems: 3
123
124  - if:
125      properties:
126        compatible:
127          contains:
128            const: img,img-axe-1-16m
129    then:
130      properties:
131        power-domains:
132          maxItems: 1
133        power-domain-names:
134          maxItems: 1
135      required:
136        - power-domains
137        - power-domain-names
138
139  - if:
140      properties:
141        compatible:
142          contains:
143            enum:
144              - img,img-bxs-4-64
145              - img,img-ge7800
146              - img,img-gx6250
147    then:
148      properties:
149        power-domains:
150          minItems: 2
151        power-domain-names:
152          minItems: 2
153      required:
154        - power-domains
155        - power-domain-names
156
157  - if:
158      properties:
159        compatible:
160          contains:
161            const: thead,th1520-gpu
162    then:
163      properties:
164        power-domains:
165          items:
166            - description: The single, unified power domain for the GPU on the
167                TH1520 SoC, integrating all internal IP power domains.
168        power-domain-names: false
169      required:
170        - power-domains
171
172examples:
173  - |
174    #include <dt-bindings/interrupt-controller/irq.h>
175    #include <dt-bindings/interrupt-controller/arm-gic.h>
176    #include <dt-bindings/soc/ti,sci_pm_domain.h>
177
178    gpu@fd00000 {
179        compatible = "ti,am62-gpu", "img,img-axe-1-16m", "img,img-axe",
180                     "img,img-rogue";
181        reg = <0x0fd00000 0x20000>;
182        clocks = <&k3_clks 187 0>;
183        clock-names = "core";
184        interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
185        power-domains = <&k3_pds 187 TI_SCI_PD_EXCLUSIVE>;
186        power-domain-names = "a";
187    };