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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/power/qcom,rpmpd.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Qualcomm RPM/RPMh Power domains8 9maintainers:10 - Bjorn Andersson <andersson@kernel.org>11 12description:13 For RPM/RPMh Power domains, we communicate a performance state to RPM/RPMh14 which then translates it into a corresponding voltage on a rail.15 16properties:17 compatible:18 oneOf:19 - enum:20 - qcom,mdm9607-rpmpd21 - qcom,msm8226-rpmpd22 - qcom,msm8909-rpmpd23 - qcom,msm8916-rpmpd24 - qcom,msm8917-rpmpd25 - qcom,msm8939-rpmpd26 - qcom,msm8953-rpmpd27 - qcom,msm8974-rpmpd28 - qcom,msm8974pro-pma8084-rpmpd29 - qcom,msm8976-rpmpd30 - qcom,msm8994-rpmpd31 - qcom,msm8996-rpmpd32 - qcom,msm8998-rpmpd33 - qcom,qcm2290-rpmpd34 - qcom,qcs404-rpmpd35 - qcom,qdu1000-rpmhpd36 - qcom,qm215-rpmpd37 - qcom,sa8155p-rpmhpd38 - qcom,sa8540p-rpmhpd39 - qcom,sa8775p-rpmhpd40 - qcom,sc7180-rpmhpd41 - qcom,sc7280-rpmhpd42 - qcom,sc8180x-rpmhpd43 - qcom,sc8280xp-rpmhpd44 - qcom,sdm660-rpmpd45 - qcom,sdm670-rpmhpd46 - qcom,sdm845-rpmhpd47 - qcom,sdx55-rpmhpd48 - qcom,sdx65-rpmhpd49 - qcom,sdx75-rpmhpd50 - qcom,sm6115-rpmpd51 - qcom,sm6125-rpmpd52 - qcom,sm6350-rpmhpd53 - qcom,sm6375-rpmpd54 - qcom,sm7150-rpmhpd55 - qcom,sm8150-rpmhpd56 - qcom,sm8250-rpmhpd57 - qcom,sm8350-rpmhpd58 - qcom,sm8450-rpmhpd59 - qcom,sm8550-rpmhpd60 - qcom,sm8650-rpmhpd61 - qcom,x1e80100-rpmhpd62 - items:63 - enum:64 - qcom,msm8937-rpmpd65 - const: qcom,msm8917-rpmpd66 67 '#power-domain-cells':68 const: 169 70 operating-points-v2: true71 72 opp-table:73 type: object74 75required:76 - compatible77 - '#power-domain-cells'78 - operating-points-v279 80additionalProperties: false81 82examples:83 - |84 85 // Example 1 (rpmh power domain controller and OPP table):86 87 #include <dt-bindings/power/qcom-rpmpd.h>88 89 rpmhpd: power-controller {90 compatible = "qcom,sdm845-rpmhpd";91 #power-domain-cells = <1>;92 operating-points-v2 = <&rpmhpd_opp_table>;93 94 rpmhpd_opp_table: opp-table {95 compatible = "operating-points-v2";96 97 rpmhpd_opp_ret: opp1 {98 opp-level = <RPMH_REGULATOR_LEVEL_RETENTION>;99 };100 101 rpmhpd_opp_min_svs: opp2 {102 opp-level = <RPMH_REGULATOR_LEVEL_MIN_SVS>;103 };104 105 rpmhpd_opp_low_svs: opp3 {106 opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;107 };108 109 rpmhpd_opp_svs: opp4 {110 opp-level = <RPMH_REGULATOR_LEVEL_SVS>;111 };112 113 rpmhpd_opp_svs_l1: opp5 {114 opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;115 };116 117 rpmhpd_opp_nom: opp6 {118 opp-level = <RPMH_REGULATOR_LEVEL_NOM>;119 };120 121 rpmhpd_opp_nom_l1: opp7 {122 opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;123 };124 125 rpmhpd_opp_nom_l2: opp8 {126 opp-level = <RPMH_REGULATOR_LEVEL_NOM_L2>;127 };128 129 rpmhpd_opp_turbo: opp9 {130 opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;131 };132 133 rpmhpd_opp_turbo_l1: opp10 {134 opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;135 };136 };137 };138 139 - |140 141 // Example 2 (rpm power domain controller and OPP table):142 143 rpmpd: power-controller {144 compatible = "qcom,msm8996-rpmpd";145 #power-domain-cells = <1>;146 operating-points-v2 = <&rpmpd_opp_table>;147 148 rpmpd_opp_table: opp-table {149 compatible = "operating-points-v2";150 151 rpmpd_opp_low: opp1 {152 opp-level = <1>;153 };154 155 rpmpd_opp_ret: opp2 {156 opp-level = <2>;157 };158 159 rpmpd_opp_svs: opp3 {160 opp-level = <3>;161 };162 163 rpmpd_opp_normal: opp4 {164 opp-level = <4>;165 };166 167 rpmpd_opp_high: opp5 {168 opp-level = <5>;169 };170 171 rpmpd_opp_turbo: opp6 {172 opp-level = <6>;173 };174 };175 };176 177 - |178 179 // Example 3 (Client/Consumer device using OPP table):180 181 leaky-device0@12350000 {182 compatible = "foo,i-leak-current";183 reg = <0x12350000 0x1000>;184 power-domains = <&rpmhpd 0>;185 operating-points-v2 = <&leaky_opp_table>;186 };187 188 leaky_opp_table: opp-table {189 compatible = "operating-points-v2";190 opp1 {191 opp-hz = /bits/ 64 <144000>;192 required-opps = <&rpmhpd_opp_low>;193 };194 195 opp2 {196 opp-hz = /bits/ 64 <400000>;197 required-opps = <&rpmhpd_opp_ret>;198 };199 200 opp3 {201 opp-hz = /bits/ 64 <20000000>;202 required-opps = <&rpmpd_opp_svs>;203 };204 205 opp4 {206 opp-hz = /bits/ 64 <25000000>;207 required-opps = <&rpmpd_opp_normal>;208 };209 };210...211