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| 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 | + |
| 7 | +title: Qualcomm Graphics Clock & Reset Controller on QCM2290 |
| 8 | + |
| 9 | +maintainers: |
| 10 | + - Konrad Dybcio <konradybcio@kernel.org> |
| 11 | + |
| 12 | +description: | |
| 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 | +
|
| 19 | +properties: |
| 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 | + |
| 43 | +required: |
| 44 | + - compatible |
| 45 | + - clocks |
| 46 | + - power-domains |
| 47 | + |
| 48 | +allOf: |
| 49 | + - $ref: qcom,gcc.yaml# |
| 50 | + |
| 51 | +unevaluatedProperties: false |
| 52 | + |
| 53 | +examples: |
| 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 | +... |
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