Documentation/devicetree/bindings/net/mediatek-bluetooth.txt

   1 MediaTek SoC built-in Bluetooth Devices
   2 ==================================
   3
   4 This device is a serial attached device to BTIF device and thus it must be a
   5 child node of the serial node with BTIF. The dt-bindings details for BTIF
   6 device can be known via Documentation/devicetree/bindings/serial/8250.txt.
   7
   8 Required properties:
   9
  10 - compatible:   Must be
  11                   "mediatek,mt7622-bluetooth": for MT7622 SoC
  12 - clocks:       Should be the clock specifiers corresponding to the entry in
  13                 clock-names property.
  14 - clock-names:  Should contain "ref" entries.
  15 - power-domains: Phandle to the power domain that the device is part of
  16
  17 Example:
  18
  19         btif: serial@1100c000 {
  20                 compatible = "mediatek,mt7622-btif",
  21                              "mediatek,mtk-btif";
  22                 reg = <0 0x1100c000 0 0x1000>;
  23                 interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_LOW>;
  24                 clocks = <&pericfg CLK_PERI_BTIF_PD>;
  25                 clock-names = "main";
  26                 reg-shift = <2>;
  27                 reg-io-width = <4>;
  28
  29                 bluetooth {
  30                         compatible = "mediatek,mt7622-bluetooth";
  31                         power-domains = <&scpsys MT7622_POWER_DOMAIN_WB>;
  32                         clocks = <&clk25m>;
  33                         clock-names = "ref";
  34                 };
  35         };