xref: /linux/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800) 
1# SPDX-License-Identifier: GPL-2.0-only
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/clock/qcom,gcc-sdm845.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Global Clock & Reset Controller on SDM670 and SDM845
8
9maintainers:
10  - Stephen Boyd <sboyd@kernel.org>
11  - Taniya Das <quic_tdas@quicinc.com>
12
13description: |
14  Qualcomm global clock control module provides the clocks, resets and power
15  domains on SDM670 and SDM845
16
17  See also:: include/dt-bindings/clock/qcom,gcc-sdm845.h
18
19properties:
20  compatible:
21    enum:
22      - qcom,gcc-sdm670
23      - qcom,gcc-sdm845
24
25  clocks:
26    minItems: 3
27    maxItems: 5
28
29  clock-names:
30    minItems: 3
31    maxItems: 5
32
33  power-domains:
34    maxItems: 1
35
36required:
37  - compatible
38  - '#power-domain-cells'
39
40allOf:
41  - $ref: qcom,gcc.yaml#
42  - if:
43      properties:
44        compatible:
45          contains:
46            const: qcom,gcc-sdm670
47    then:
48      properties:
49        clocks:
50          items:
51            - description: Board XO source
52            - description: Board active XO source
53            - description: Sleep clock source
54        clock-names:
55          items:
56            - const: bi_tcxo
57            - const: bi_tcxo_ao
58            - const: sleep_clk
59
60  - if:
61      properties:
62        compatible:
63          contains:
64            const: qcom,gcc-sdm845
65    then:
66      properties:
67        clocks:
68          items:
69            - description: Board XO source
70            - description: Board active XO source
71            - description: Sleep clock source
72            - description: PCIE 0 Pipe clock source
73            - description: PCIE 1 Pipe clock source
74        clock-names:
75          items:
76            - const: bi_tcxo
77            - const: bi_tcxo_ao
78            - const: sleep_clk
79            - const: pcie_0_pipe_clk
80            - const: pcie_1_pipe_clk
81
82unevaluatedProperties: false
83
84examples:
85  # Example for GCC for SDM845:
86  - |
87    #include <dt-bindings/clock/qcom,rpmh.h>
88    clock-controller@100000 {
89      compatible = "qcom,gcc-sdm845";
90      reg = <0x100000 0x1f0000>;
91      clocks = <&rpmhcc RPMH_CXO_CLK>,
92               <&rpmhcc RPMH_CXO_CLK_A>,
93               <&sleep_clk>,
94               <&pcie0_lane>,
95               <&pcie1_lane>;
96      clock-names = "bi_tcxo", "bi_tcxo_ao", "sleep_clk", "pcie_0_pipe_clk", "pcie_1_pipe_clk";
97      #clock-cells = <1>;
98      #reset-cells = <1>;
99      #power-domain-cells = <1>;
100    };
101...
102