1 Qualcomm Bluetooth Chips
4 This documents the binding structure and common properties for serial
5 attached Qualcomm devices.
7 Serial attached Qualcomm devices shall be a child node of the host UART
8 device the slave device is attached to.
11 - compatible: should contain one of the following:
16 Optional properties for compatible string qcom,qca6174-bt:
18 - enable-gpios: gpio specifier used to enable chip
19 - clocks: clock provided to the controller (SUSCLK_32KHZ)
20 - firmware-name: specify the name of nvm firmware to load
22 Required properties for compatible string qcom,wcn399x-bt:
24 - vddio-supply: VDD_IO supply regulator handle.
25 - vddxo-supply: VDD_XO supply regulator handle.
26 - vddrf-supply: VDD_RF supply regulator handle.
27 - vddch0-supply: VDD_CH0 supply regulator handle.
29 Optional properties for compatible string qcom,wcn399x-bt:
31 - max-speed: see Documentation/devicetree/bindings/serial/slave-device.txt
32 - firmware-name: specify the name of nvm firmware to load
41 compatible = "qcom,qca6174-bt";
43 enable-gpios = <&pm8994_gpios 19 GPIO_ACTIVE_HIGH>;
45 firmware-name = "nvm_00440302.bin";
51 compatible = "qcom,wcn3990-bt";
53 vddio-supply = <&vreg_s4a_1p8>;
54 vddxo-supply = <&vreg_l7a_1p8>;
55 vddrf-supply = <&vreg_l17a_1p3>;
56 vddch0-supply = <&vreg_l25a_3p3>;
57 max-speed = <3200000>;
58 firmware-name = "crnv21.bin";