cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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qcom,rpmpd.yaml (4276B)

      1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
      2%YAML 1.2
      3---
      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 domains
      8
      9maintainers:
     10  - Rajendra Nayak <rnayak@codeaurora.org>
     11
     12description:
     13  For RPM/RPMh Power domains, we communicate a performance state to RPM/RPMh
     14  which then translates it into a corresponding voltage on a rail.
     15
     16properties:
     17  compatible:
     18    enum:
     19      - qcom,mdm9607-rpmpd
     20      - qcom,msm8226-rpmpd
     21      - qcom,msm8916-rpmpd
     22      - qcom,msm8939-rpmpd
     23      - qcom,msm8953-rpmpd
     24      - qcom,msm8976-rpmpd
     25      - qcom,msm8994-rpmpd
     26      - qcom,msm8996-rpmpd
     27      - qcom,msm8998-rpmpd
     28      - qcom,qcm2290-rpmpd
     29      - qcom,qcs404-rpmpd
     30      - qcom,sa8540p-rpmhpd
     31      - qcom,sdm660-rpmpd
     32      - qcom,sc7180-rpmhpd
     33      - qcom,sc7280-rpmhpd
     34      - qcom,sc8180x-rpmhpd
     35      - qcom,sc8280xp-rpmhpd
     36      - qcom,sdm845-rpmhpd
     37      - qcom,sdx55-rpmhpd
     38      - qcom,sdx65-rpmhpd
     39      - qcom,sm6115-rpmpd
     40      - qcom,sm6125-rpmpd
     41      - qcom,sm6350-rpmhpd
     42      - qcom,sm8150-rpmhpd
     43      - qcom,sm8250-rpmhpd
     44      - qcom,sm8350-rpmhpd
     45      - qcom,sm8450-rpmhpd
     46
     47  '#power-domain-cells':
     48    const: 1
     49
     50  operating-points-v2: true
     51
     52  opp-table:
     53    type: object
     54
     55required:
     56  - compatible
     57  - '#power-domain-cells'
     58  - operating-points-v2
     59
     60additionalProperties: false
     61
     62examples:
     63  - |
     64
     65    // Example 1 (rpmh power domain controller and OPP table):
     66
     67    #include <dt-bindings/power/qcom-rpmpd.h>
     68
     69    rpmhpd: power-controller {
     70      compatible = "qcom,sdm845-rpmhpd";
     71      #power-domain-cells = <1>;
     72      operating-points-v2 = <&rpmhpd_opp_table>;
     73
     74      rpmhpd_opp_table: opp-table {
     75        compatible = "operating-points-v2";
     76
     77        rpmhpd_opp_ret: opp1 {
     78          opp-level = <RPMH_REGULATOR_LEVEL_RETENTION>;
     79        };
     80
     81        rpmhpd_opp_min_svs: opp2 {
     82          opp-level = <RPMH_REGULATOR_LEVEL_MIN_SVS>;
     83        };
     84
     85        rpmhpd_opp_low_svs: opp3 {
     86          opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
     87        };
     88
     89        rpmhpd_opp_svs: opp4 {
     90          opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
     91        };
     92
     93        rpmhpd_opp_svs_l1: opp5 {
     94          opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
     95        };
     96
     97        rpmhpd_opp_nom: opp6 {
     98          opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
     99        };
    100
    101        rpmhpd_opp_nom_l1: opp7 {
    102          opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
    103        };
    104
    105        rpmhpd_opp_nom_l2: opp8 {
    106          opp-level = <RPMH_REGULATOR_LEVEL_NOM_L2>;
    107        };
    108
    109        rpmhpd_opp_turbo: opp9 {
    110          opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
    111        };
    112
    113        rpmhpd_opp_turbo_l1: opp10 {
    114          opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
    115        };
    116      };
    117    };
    118
    119  - |
    120
    121    // Example 2 (rpm power domain controller and OPP table):
    122
    123    rpmpd: power-controller {
    124      compatible = "qcom,msm8996-rpmpd";
    125      #power-domain-cells = <1>;
    126      operating-points-v2 = <&rpmpd_opp_table>;
    127
    128      rpmpd_opp_table: opp-table {
    129        compatible = "operating-points-v2";
    130
    131        rpmpd_opp_low: opp1 {
    132          opp-level = <1>;
    133        };
    134
    135        rpmpd_opp_ret: opp2 {
    136          opp-level = <2>;
    137        };
    138
    139        rpmpd_opp_svs: opp3 {
    140          opp-level = <3>;
    141        };
    142
    143        rpmpd_opp_normal: opp4 {
    144          opp-level = <4>;
    145        };
    146
    147        rpmpd_opp_high: opp5 {
    148          opp-level = <5>;
    149        };
    150
    151        rpmpd_opp_turbo: opp6 {
    152          opp-level = <6>;
    153        };
    154      };
    155    };
    156
    157  - |
    158
    159    // Example 3 (Client/Consumer device using OPP table):
    160
    161    leaky-device0@12350000 {
    162      compatible = "foo,i-leak-current";
    163      reg = <0x12350000 0x1000>;
    164      power-domains = <&rpmhpd 0>;
    165      operating-points-v2 = <&leaky_opp_table>;
    166    };
    167
    168    leaky_opp_table: opp-table {
    169      compatible = "operating-points-v2";
    170      opp1 {
    171        opp-hz = /bits/ 64 <144000>;
    172        required-opps = <&rpmhpd_opp_low>;
    173      };
    174
    175      opp2 {
    176        opp-hz = /bits/ 64 <400000>;
    177        required-opps = <&rpmhpd_opp_ret>;
    178      };
    179
    180      opp3 {
    181        opp-hz = /bits/ 64 <20000000>;
    182        required-opps = <&rpmpd_opp_svs>;
    183      };
    184
    185      opp4 {
    186        opp-hz = /bits/ 64 <25000000>;
    187        required-opps = <&rpmpd_opp_normal>;
    188      };
    189    };
    190...