qualcomm-bluetooth.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/net/qualcomm-bluetooth.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Qualcomm Bluetooth Chips
    8 
    9 maintainers:
   10   - Balakrishna Godavarthi <bgodavar@codeaurora.org>
   11   - Rocky Liao <rjliao@codeaurora.org>
   12 
   13 description:
   14   This binding describes Qualcomm UART-attached bluetooth chips.
   15 
   16 properties:
   17   compatible:
   18     enum:
   19       - qcom,qca6174-bt
   20       - qcom,qca9377-bt
   21       - qcom,wcn3990-bt
   22       - qcom,wcn3991-bt
   23       - qcom,wcn3998-bt
   24       - qcom,qca6390-bt
   25       - qcom,wcn6750-bt
   26 
   27   enable-gpios:
   28     maxItems: 1
   29     description: gpio specifier used to enable chip
   30 
   31   swctrl-gpios:
   32     maxItems: 1
   33     description: gpio specifier is used to find status
   34                  of clock supply to SoC
   35 
   36   clocks:
   37     maxItems: 1
   38     description: clock provided to the controller (SUSCLK_32KHZ)
   39 
   40   vddio-supply:
   41     description: VDD_IO supply regulator handle
   42 
   43   vddxo-supply:
   44     description: VDD_XO supply regulator handle
   45 
   46   vddrf-supply:
   47     description: VDD_RF supply regulator handle
   48 
   49   vddch0-supply:
   50     description: VDD_CH0 supply regulator handle
   51 
   52   vddaon-supply:
   53     description: VDD_AON supply regulator handle
   54 
   55   vddbtcxmx-supply:
   56     description: VDD_BT_CXMX supply regulator handle
   57 
   58   vddrfacmn-supply:
   59     description: VDD_RFA_CMN supply regulator handle
   60 
   61   vddrfa0p8-supply:
   62     description: VDD_RFA_0P8 suppply regulator handle
   63 
   64   vddrfa1p7-supply:
   65     description: VDD_RFA_1P7 supply regulator handle
   66 
   67   vddrfa1p2-supply:
   68     description: VDD_RFA_1P2 supply regulator handle
   69 
   70   vddrfa2p2-supply:
   71     description: VDD_RFA_2P2 supply regulator handle
   72 
   73   vddasd-supply:
   74     description: VDD_ASD supply regulator handle
   75 
   76   max-speed:
   77     description: see Documentation/devicetree/bindings/serial/serial.yaml
   78 
   79   firmware-name:
   80     description: specify the name of nvm firmware to load
   81 
   82   local-bd-address:
   83     description: see Documentation/devicetree/bindings/net/bluetooth.txt
   84 
   85 
   86 required:
   87   - compatible
   88 
   89 additionalProperties: false
   90 
   91 allOf:
   92   - if:
   93       properties:
   94         compatible:
   95           contains:
   96             enum:
   97               - qcom,qca6174-bt
   98     then:
   99       required:
  100         - enable-gpios
  101         - clocks
  102 
  103   - if:
  104       properties:
  105         compatible:
  106           contains:
  107             enum:
  108               - qcom,wcn3990-bt
  109               - qcom,wcn3991-bt
  110               - qcom,wcn3998-bt
  111     then:
  112       required:
  113         - vddio-supply
  114         - vddxo-supply
  115         - vddrf-supply
  116         - vddch0-supply
  117 
  118   - if:
  119       properties:
  120         compatible:
  121           contains:
  122             enum:
  123               - qcom,wcn6750-bt
  124     then:
  125       required:
  126         - enable-gpios
  127         - swctrl-gpios
  128         - vddio-supply
  129         - vddaon-supply
  130         - vddbtcxmx-supply
  131         - vddrfacmn-supply
  132         - vddrfa0p8-supply
  133         - vddrfa1p7-supply
  134         - vddrfa1p2-supply
  135         - vddasd-supply
  136 
  137 examples:
  138   - |
  139     #include <dt-bindings/gpio/gpio.h>
  140     serial {
  141 
  142         bluetooth {
  143             compatible = "qcom,qca6174-bt";
  144             enable-gpios = <&pm8994_gpios 19 GPIO_ACTIVE_HIGH>;
  145             clocks = <&divclk4>;
  146             firmware-name = "nvm_00440302.bin";
  147         };
  148     };
  149   - |
  150     serial {
  151 
  152         bluetooth {
  153             compatible = "qcom,wcn3990-bt";
  154             vddio-supply = <&vreg_s4a_1p8>;
  155             vddxo-supply = <&vreg_l7a_1p8>;
  156             vddrf-supply = <&vreg_l17a_1p3>;
  157             vddch0-supply = <&vreg_l25a_3p3>;
  158             max-speed = <3200000>;
  159             firmware-name = "crnv21.bin";
  160         };
  161     };
  162   - |
  163     serial {
  164 
  165         bluetooth {
  166             compatible = "qcom,wcn6750-bt";
  167             pinctrl-names = "default";
  168             pinctrl-0 = <&bt_en_default>;
  169             enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
  170             swctrl-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>;
  171             vddio-supply = <&vreg_l19b_1p8>;
  172             vddaon-supply = <&vreg_s7b_0p9>;
  173             vddbtcxmx-supply = <&vreg_s7b_0p9>;
  174             vddrfacmn-supply = <&vreg_s7b_0p9>;
  175             vddrfa0p8-supply = <&vreg_s7b_0p9>;
  176             vddrfa1p7-supply = <&vreg_s1b_1p8>;
  177             vddrfa1p2-supply = <&vreg_s8b_1p2>;
  178             vddrfa2p2-supply = <&vreg_s1c_2p2>;
  179             vddasd-supply = <&vreg_l11c_2p8>;
  180             max-speed = <3200000>;
  181             firmware-name = "msnv11.bin";
  182         };
  183     };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/net/qualcomm-bluetooth.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/net/qualcomm-bluetooth.yaml