Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/interconnect/qcom,sdm660.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm SDM660 Network-On-Chip interconnect
   8
   9 maintainers:
  10   - AngeloGioacchino Del Regno <kholk11@gmail.com>
  11
  12 description: |
  13   The Qualcomm SDM660 interconnect providers support adjusting the
  14   bandwidth requirements between the various NoC fabrics.
  15
  16 properties:
  17   reg:
  18     maxItems: 1
  19
  20   compatible:
  21     enum:
  22       - qcom,sdm660-a2noc
  23       - qcom,sdm660-bimc
  24       - qcom,sdm660-cnoc
  25       - qcom,sdm660-gnoc
  26       - qcom,sdm660-mnoc
  27       - qcom,sdm660-snoc
  28
  29   '#interconnect-cells':
  30     const: 1
  31
  32   clocks:
  33     minItems: 1
  34     maxItems: 7
  35
  36   clock-names:
  37     minItems: 1
  38     maxItems: 7
  39
  40 required:
  41   - compatible
  42   - reg
  43   - '#interconnect-cells'
  44   - clock-names
  45   - clocks
  46
  47 additionalProperties: false
  48
  49 allOf:
  50   - if:
  51       properties:
  52         compatible:
  53           contains:
  54             enum:
  55               - qcom,sdm660-mnoc
  56     then:
  57       properties:
  58         clocks:
  59           items:
  60             - description: Bus Clock.
  61             - description: Bus A Clock.
  62             - description: CPU-NoC High-performance Bus Clock.
  63         clock-names:
  64           items:
  65             - const: bus
  66             - const: bus_a
  67             - const: iface
  68
  69   - if:
  70       properties:
  71         compatible:
  72           contains:
  73             enum:
  74               - qcom,sdm660-a2noc
  75     then:
  76       properties:
  77         clocks:
  78           items:
  79             - description: Bus Clock.
  80             - description: Bus A Clock.
  81             - description: IPA Clock.
  82             - description: UFS AXI Clock.
  83             - description: Aggregate2 UFS AXI Clock.
  84             - description: Aggregate2 USB3 AXI Clock.
  85             - description: Config NoC USB2 AXI Clock.
  86         clock-names:
  87           items:
  88             - const: bus
  89             - const: bus_a
  90             - const: ipa
  91             - const: ufs_axi
  92             - const: aggre2_ufs_axi
  93             - const: aggre2_usb3_axi
  94             - const: cfg_noc_usb2_axi
  95
  96   - if:
  97       properties:
  98         compatible:
  99           contains:
 100             enum:
 101               - qcom,sdm660-bimc
 102               - qcom,sdm660-cnoc
 103               - qcom,sdm660-gnoc
 104               - qcom,sdm660-snoc
 105     then:
 106       properties:
 107         clocks:
 108           items:
 109             - description: Bus Clock.
 110             - description: Bus A Clock.
 111         clock-names:
 112           items:
 113             - const: bus
 114             - const: bus_a
 115
 116 examples:
 117   - |
 118       #include <dt-bindings/clock/qcom,rpmcc.h>
 119       #include <dt-bindings/clock/qcom,mmcc-sdm660.h>
 120       #include <dt-bindings/clock/qcom,gcc-sdm660.h>
 121
 122       bimc: interconnect@1008000 {
 123               compatible = "qcom,sdm660-bimc";
 124               reg = <0x01008000 0x78000>;
 125               #interconnect-cells = <1>;
 126               clock-names = "bus", "bus_a";
 127               clocks = <&rpmcc RPM_SMD_BIMC_CLK>,
 128                        <&rpmcc RPM_SMD_BIMC_A_CLK>;
 129       };
 130
 131       cnoc: interconnect@1500000 {
 132               compatible = "qcom,sdm660-cnoc";
 133               reg = <0x01500000 0x10000>;
 134               #interconnect-cells = <1>;
 135               clock-names = "bus", "bus_a";
 136               clocks = <&rpmcc RPM_SMD_CNOC_CLK>,
 137                        <&rpmcc RPM_SMD_CNOC_A_CLK>;
 138       };
 139
 140       snoc: interconnect@1626000 {
 141               compatible = "qcom,sdm660-snoc";
 142               reg = <0x01626000 0x7090>;
 143               #interconnect-cells = <1>;
 144               clock-names = "bus", "bus_a";
 145               clocks = <&rpmcc RPM_SMD_SNOC_CLK>,
 146                        <&rpmcc RPM_SMD_SNOC_A_CLK>;
 147       };
 148
 149       a2noc: interconnect@1704000 {
 150               compatible = "qcom,sdm660-a2noc";
 151               reg = <0x01704000 0xc100>;
 152               #interconnect-cells = <1>;
 153               clock-names = "bus",
 154                             "bus_a",
 155                             "ipa",
 156                             "ufs_axi",
 157                             "aggre2_ufs_axi",
 158                             "aggre2_usb3_axi",
 159                             "cfg_noc_usb2_axi";
 160               clocks = <&rpmcc RPM_SMD_AGGR2_NOC_CLK>,
 161                        <&rpmcc RPM_SMD_AGGR2_NOC_A_CLK>,
 162                        <&rpmcc RPM_SMD_IPA_CLK>,
 163                        <&gcc GCC_UFS_AXI_CLK>,
 164                        <&gcc GCC_AGGRE2_UFS_AXI_CLK>,
 165                        <&gcc GCC_AGGRE2_USB3_AXI_CLK>,
 166                        <&gcc GCC_CFG_NOC_USB2_AXI_CLK>;
 167       };
 168
 169       mnoc: interconnect@1745000 {
 170               compatible = "qcom,sdm660-mnoc";
 171               reg = <0x01745000 0xa010>;
 172               #interconnect-cells = <1>;
 173               clock-names = "bus", "bus_a", "iface";
 174               clocks = <&rpmcc RPM_SMD_MMSSNOC_AXI_CLK>,
 175                        <&rpmcc RPM_SMD_MMSSNOC_AXI_CLK_A>,
 176                        <&mmcc AHB_CLK_SRC>;
 177       };
 178
 179       gnoc: interconnect@17900000 {
 180               compatible = "qcom,sdm660-gnoc";
 181               reg = <0x17900000 0xe000>;
 182               #interconnect-cells = <1>;
 183               clock-names = "bus", "bus_a";
 184               clocks = <&xo_board>, <&xo_board>;
 185       };