bindings/gpu/arm%2Cmali-bifrost.yaml

1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/gpu/arm,mali-bifrost.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Rob Herring <robh@kernel.org>
14     pattern: '^gpu@[a-f0-9]+$'
18       - items:
19           - enum:
20               - amlogic,meson-g12a-mali
21               - mediatek,mt8183-mali
22               - mediatek,mt8183b-mali
23               - mediatek,mt8186-mali
24               - realtek,rtd1619-mali
25               - renesas,r9a07g044-mali
26               - renesas,r9a07g054-mali
27               - rockchip,px30-mali
28               - rockchip,rk3568-mali
29           - const: arm,mali-bifrost # Mali Bifrost GPU model/revision is fully discoverable
30       - items:
31           - enum:
32               - mediatek,mt8195-mali
33           - const: mediatek,mt8192-mali
34           - const: arm,mali-valhall-jm # Mali Valhall GPU model/revision is fully discoverable
35       - items:
36           - enum:
37               - mediatek,mt8192-mali
38           - const: arm,mali-valhall-jm # Mali Valhall GPU model/revision is fully discoverable
46       - description: Job interrupt
47       - description: MMU interrupt
48       - description: GPU interrupt
49       - description: Event interrupt
51   interrupt-names:
54       - const: job
55       - const: mmu
56       - const: gpu
57       - const: event
63   clock-names: true
65   mali-supply: true
67   sram-supply: true
69   operating-points-v2: true
71   power-domains:
75   power-domain-names:
83   reset-names: true
85   "#cooling-cells":
88   dynamic-power-coefficient:
91       A u32 value that represents the running time dynamic
92       power coefficient in units of uW/MHz/V^2. The
93       coefficient can either be calculated from power
96       The dynamic power consumption of the GPU is
98       the clock frequency (f). The coefficient is used to
99       calculate the dynamic power as below -
101       Pdyn = dynamic-power-coefficient * V^2 * f
105   dma-coherent: true
107   nvmem-cell-names:
109       - const: speed-bin
111   nvmem-cells:
115   - compatible
116   - reg
117   - interrupts
118   - interrupt-names
119   - clocks
124   - if:
128             const: amlogic,meson-g12a-mali
131         power-domains:
133         power-domain-names: false
135         - resets
136   - if:
141               - renesas,r9a07g044-mali
142               - renesas,r9a07g054-mali
147         interrupt-names:
151         clock-names:
153             - const: gpu
154             - const: bus
155             - const: bus_ace
156         power-domains:
158         power-domain-names: false
161         reset-names:
163             - const: rst
164             - const: axi_rst
165             - const: ace_rst
167         - clock-names
168         - power-domains
169         - resets
170         - reset-names
171   - if:
175             const: mediatek,mt8183-mali
178         power-domains:
181         power-domain-names:
183             - const: core0
184             - const: core1
185             - const: core2
188         - sram-supply
189         - power-domains
190         - power-domain-names
193         sram-supply: false
194   - if:
198             const: mediatek,mt8183b-mali
201         power-domains:
204         power-domain-names:
206             - const: core0
207             - const: core1
208             - const: core2
210         - power-domains
211         - power-domain-names
212   - if:
216             const: mediatek,mt8186-mali
219         power-domains:
222         power-domain-names:
224             - const: core0
225             - const: core1
227         - power-domains
228         - power-domain-names
229   - if:
233             const: mediatek,mt8192-mali
236         power-domains:
238         power-domain-names:
240             - const: core0
241             - const: core1
242             - const: core2
243             - const: core3
244             - const: core4
246         - power-domains
247         - power-domain-names
248   - if:
252             const: rockchip,rk3568-mali
257         clock-names:
259             - const: gpu
260             - const: bus
261         power-domains:
263         power-domain-names: false
265         - clock-names
268   - |
269     #include <dt-bindings/interrupt-controller/irq.h>
270     #include <dt-bindings/interrupt-controller/arm-gic.h>
273       compatible = "amlogic,meson-g12a-mali", "arm,mali-bifrost";
278       interrupt-names = "job", "mmu", "gpu";
280       mali-supply = <&vdd_gpu>;
281       operating-points-v2 = <&gpu_opp_table>;
285     gpu_opp_table: opp-table {
286       compatible = "operating-points-v2";
288       opp-533000000 {
289         opp-hz = /bits/ 64 <533000000>;
290         opp-microvolt = <1250000>;
292       opp-450000000 {
293         opp-hz = /bits/ 64 <450000000>;
294         opp-microvolt = <1150000>;
296       opp-400000000 {
297         opp-hz = /bits/ 64 <400000000>;
298         opp-microvolt = <1125000>;
300       opp-350000000 {
301         opp-hz = /bits/ 64 <350000000>;
302         opp-microvolt = <1075000>;
304       opp-266000000 {
305         opp-hz = /bits/ 64 <266000000>;
306         opp-microvolt = <1025000>;
308       opp-160000000 {
309         opp-hz = /bits/ 64 <160000000>;
310         opp-microvolt = <925000>;
312       opp-100000000 {
313         opp-hz = /bits/ 64 <100000000>;
314         opp-microvolt = <912500>;