xref: /linux/Documentation/devicetree/bindings/clock/qcom,qcm2290-gpucc.yaml (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/clock/qcom,qcm2290-gpucc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Graphics Clock & Reset Controller on QCM2290
8
9maintainers:
10  - Konrad Dybcio <konradybcio@kernel.org>
11
12description: |
13  Qualcomm graphics clock control module provides the clocks, resets and power
14  domains on Qualcomm SoCs.
15
16  See also::
17    include/dt-bindings/clock/qcom,qcm2290-gpucc.h
18
19properties:
20  compatible:
21    const: qcom,qcm2290-gpucc
22
23  reg:
24    maxItems: 1
25
26  clocks:
27    items:
28      - description: AHB interface clock,
29      - description: SoC CXO clock
30      - description: GPLL0 main branch source
31      - description: GPLL0 div branch source
32
33  power-domains:
34    description:
35      A phandle and PM domain specifier for the CX power domain.
36    maxItems: 1
37
38  required-opps:
39    description:
40      A phandle to an OPP node describing required CX performance point.
41    maxItems: 1
42
43required:
44  - compatible
45  - clocks
46  - power-domains
47
48allOf:
49  - $ref: qcom,gcc.yaml#
50
51unevaluatedProperties: false
52
53examples:
54  - |
55    #include <dt-bindings/clock/qcom,gcc-qcm2290.h>
56    #include <dt-bindings/clock/qcom,rpmcc.h>
57    #include <dt-bindings/power/qcom-rpmpd.h>
58
59    soc {
60        #address-cells = <2>;
61        #size-cells = <2>;
62
63        clock-controller@5990000 {
64            compatible = "qcom,qcm2290-gpucc";
65            reg = <0x0 0x05990000 0x0 0x9000>;
66            clocks = <&gcc GCC_GPU_CFG_AHB_CLK>,
67                     <&rpmcc RPM_SMD_XO_CLK_SRC>,
68                     <&gcc GCC_GPU_GPLL0_CLK_SRC>,
69                     <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>;
70            power-domains = <&rpmpd QCM2290_VDDCX>;
71            required-opps = <&rpmpd_opp_low_svs>;
72            #clock-cells = <1>;
73            #reset-cells = <1>;
74            #power-domain-cells = <1>;
75        };
76    };
77...
78