1ARM Mali Midgard GPU
2====================
3
4Required properties:
5
6- compatible :
7  * Must contain one of the following:
8    + "arm,mali-t604"
9    + "arm,mali-t624"
10    + "arm,mali-t628"
11    + "arm,mali-t720"
12    + "arm,mali-t760"
13    + "arm,mali-t820"
14    + "arm,mali-t830"
15    + "arm,mali-t860"
16    + "arm,mali-t880"
17  * which must be preceded by one of the following vendor specifics:
18    + "amlogic,meson-gxm-mali"
19    + "rockchip,rk3288-mali"
20    + "rockchip,rk3399-mali"
21
22- reg : Physical base address of the device and length of the register area.
23
24- interrupts : Contains the three IRQ lines required by Mali Midgard devices.
25
26- interrupt-names : Contains the names of IRQ resources in the order they were
27  provided in the interrupts property. Must contain: "job", "mmu", "gpu".
28
29
30Optional properties:
31
32- clocks : Phandle to clock for the Mali Midgard device.
33
34- mali-supply : Phandle to regulator for the Mali device. Refer to
35  Documentation/devicetree/bindings/regulator/regulator.txt for details.
36
37- operating-points-v2 : Refer to Documentation/devicetree/bindings/opp/opp.txt
38  for details.
39
40
41Example for a Mali-T760:
42
43gpu@ffa30000 {
44	compatible = "rockchip,rk3288-mali", "arm,mali-t760";
45	reg = <0xffa30000 0x10000>;
46	interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
47		     <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
48		     <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
49	interrupt-names = "job", "mmu", "gpu";
50	clocks = <&cru ACLK_GPU>;
51	mali-supply = <&vdd_gpu>;
52	operating-points-v2 = <&gpu_opp_table>;
53	power-domains = <&power RK3288_PD_GPU>;
54};
55
56gpu_opp_table: opp_table0 {
57	compatible = "operating-points-v2";
58
59	opp@533000000 {
60		opp-hz = /bits/ 64 <533000000>;
61		opp-microvolt = <1250000>;
62	};
63	opp@450000000 {
64		opp-hz = /bits/ 64 <450000000>;
65		opp-microvolt = <1150000>;
66	};
67	opp@400000000 {
68		opp-hz = /bits/ 64 <400000000>;
69		opp-microvolt = <1125000>;
70	};
71	opp@350000000 {
72		opp-hz = /bits/ 64 <350000000>;
73		opp-microvolt = <1075000>;
74	};
75	opp@266000000 {
76		opp-hz = /bits/ 64 <266000000>;
77		opp-microvolt = <1025000>;
78	};
79	opp@160000000 {
80		opp-hz = /bits/ 64 <160000000>;
81		opp-microvolt = <925000>;
82	};
83	opp@100000000 {
84		opp-hz = /bits/ 64 <100000000>;
85		opp-microvolt = <912500>;
86	};
87};
88