xref: /linux/Documentation/devicetree/bindings/clock/qcom,sm6375-gpucc.yaml (revision 2731835f3f2e5b0642ad82a3a0265c98a552283e) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/clock/qcom,sm6375-gpucc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Graphics Clock & Reset Controller on SM6375
8
9maintainers:
10  - Konrad Dybcio <konradybcio@kernel.org>
11
12description: |
13  Qualcomm graphics clock control module provides clocks, resets and power
14  domains on Qualcomm SoCs.
15
16  See also:: include/dt-bindings/clock/qcom,sm6375-gpucc.h
17
18properties:
19  compatible:
20    enum:
21      - qcom,sm6375-gpucc
22
23  clocks:
24    items:
25      - description: Board XO source
26      - description: GPLL0 main branch source
27      - description: GPLL0 div branch source
28      - description: SNoC DVM GFX source
29
30  power-domains:
31    description:
32      A phandle and PM domain specifier for the VDD_GX power rail
33    maxItems: 1
34
35  required-opps:
36    description:
37      A phandle to an OPP node describing required VDD_GX performance point.
38    maxItems: 1
39
40required:
41  - compatible
42  - clocks
43  - power-domains
44  - required-opps
45
46allOf:
47  - $ref: qcom,gcc.yaml#
48
49unevaluatedProperties: false
50
51examples:
52  - |
53    #include <dt-bindings/clock/qcom,sm6375-gcc.h>
54    #include <dt-bindings/clock/qcom,rpmcc.h>
55    #include <dt-bindings/power/qcom-rpmpd.h>
56
57    soc {
58        #address-cells = <2>;
59        #size-cells = <2>;
60
61        clock-controller@5990000 {
62            compatible = "qcom,sm6375-gpucc";
63            reg = <0 0x05990000 0 0x9000>;
64            clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>,
65                     <&gcc GCC_GPU_GPLL0_CLK_SRC>,
66                     <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>,
67                     <&gcc GCC_GPU_SNOC_DVM_GFX_CLK>;
68            power-domains = <&rpmpd SM6375_VDDGX>;
69            required-opps = <&rpmpd_opp_low_svs>;
70            #clock-cells = <1>;
71            #reset-cells = <1>;
72            #power-domain-cells = <1>;
73        };
74    };
75...
76