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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/bluetooth/qualcomm-bluetooth.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Bluetooth Chips
maintainers:
- Balakrishna Godavarthi <quic_bgodavar@quicinc.com>
- Rocky Liao <quic_rjliao@quicinc.com>
description:
This binding describes Qualcomm UART-attached bluetooth chips.
properties:
compatible:
enum:
- qcom,qca2066-bt
- qcom,qca6174-bt
- qcom,qca9377-bt
- qcom,wcn3988-bt
- qcom,wcn3990-bt
- qcom,wcn3991-bt
- qcom,wcn3998-bt
- qcom,qca6390-bt
- qcom,wcn6750-bt
- qcom,wcn6855-bt
- qcom,wcn7850-bt
enable-gpios:
maxItems: 1
description: gpio specifier used to enable chip
swctrl-gpios:
maxItems: 1
description: gpio specifier is used to find status
of clock supply to SoC
clocks:
maxItems: 1
description: clock provided to the controller (SUSCLK_32KHZ)
vddio-supply:
description: VDD_IO supply regulator handle
vddxo-supply:
description: VDD_XO supply regulator handle
vddrf-supply:
description: VDD_RF supply regulator handle
vddch0-supply:
description: VDD_CH0 supply regulator handle
vddch1-supply:
description: VDD_CH1 supply regulator handle
vddaon-supply:
description: VDD_AON supply regulator handle
vdddig-supply:
description: VDD_DIG supply regulator handle
vddbtcxmx-supply:
description: VDD_BT_CXMX supply regulator handle
vddrfacmn-supply:
description: VDD_RFA_CMN supply regulator handle
vddrfa0p8-supply:
description: VDD_RFA_0P8 suppply regulator handle
vddrfa1p7-supply:
description: VDD_RFA_1P7 supply regulator handle
vddrfa1p2-supply:
description: VDD_RFA_1P2 supply regulator handle
vddrfa1p9-supply:
description: VDD_RFA_1P9 supply regulator handle
vddrfa2p2-supply:
description: VDD_RFA_2P2 supply regulator handle
vddasd-supply:
description: VDD_ASD supply regulator handle
max-speed:
description: see Documentation/devicetree/bindings/serial/serial.yaml
firmware-name:
description: specify the name of nvm firmware to load
local-bd-address: true
qcom,local-bd-address-broken:
type: boolean
description:
boot firmware is incorrectly passing the address in big-endian order
required:
- compatible
additionalProperties: false
allOf:
- $ref: bluetooth-controller.yaml#
- if:
properties:
compatible:
contains:
enum:
- qcom,qca2066-bt
- qcom,qca6174-bt
then:
required:
- enable-gpios
- clocks
- if:
properties:
compatible:
contains:
enum:
- qcom,wcn3988-bt
- qcom,wcn3990-bt
- qcom,wcn3991-bt
- qcom,wcn3998-bt
then:
required:
- vddio-supply
- vddxo-supply
- vddrf-supply
- vddch0-supply
- if:
properties:
compatible:
contains:
enum:
- qcom,wcn6750-bt
then:
required:
- enable-gpios
- swctrl-gpios
- vddio-supply
- vddaon-supply
- vddbtcxmx-supply
- vddrfacmn-supply
- vddrfa0p8-supply
- vddrfa1p7-supply
- vddrfa1p2-supply
- vddasd-supply
- if:
properties:
compatible:
contains:
enum:
- qcom,wcn6855-bt
then:
required:
- enable-gpios
- swctrl-gpios
- vddio-supply
- vddbtcxmx-supply
- vddrfacmn-supply
- vddrfa0p8-supply
- vddrfa1p2-supply
- vddrfa1p7-supply
- if:
properties:
compatible:
contains:
enum:
- qcom,wcn7850-bt
then:
required:
- enable-gpios
- swctrl-gpios
- vddio-supply
- vddaon-supply
- vdddig-supply
- vddrfa0p8-supply
- vddrfa1p2-supply
- vddrfa1p9-supply
examples:
- |
#include <dt-bindings/gpio/gpio.h>
serial {
bluetooth {
compatible = "qcom,qca6174-bt";
enable-gpios = <&pm8994_gpios 19 GPIO_ACTIVE_HIGH>;
clocks = <&divclk4>;
firmware-name = "nvm_00440302.bin";
};
};
- |
serial {
bluetooth {
compatible = "qcom,wcn3990-bt";
vddio-supply = <&vreg_s4a_1p8>;
vddxo-supply = <&vreg_l7a_1p8>;
vddrf-supply = <&vreg_l17a_1p3>;
vddch0-supply = <&vreg_l25a_3p3>;
max-speed = <3200000>;
firmware-name = "crnv21.bin";
};
};
- |
serial {
bluetooth {
compatible = "qcom,wcn6750-bt";
pinctrl-names = "default";
pinctrl-0 = <&bt_en_default>;
enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
swctrl-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>;
vddio-supply = <&vreg_l19b_1p8>;
vddaon-supply = <&vreg_s7b_0p9>;
vddbtcxmx-supply = <&vreg_s7b_0p9>;
vddrfacmn-supply = <&vreg_s7b_0p9>;
vddrfa0p8-supply = <&vreg_s7b_0p9>;
vddrfa1p7-supply = <&vreg_s1b_1p8>;
vddrfa1p2-supply = <&vreg_s8b_1p2>;
vddrfa2p2-supply = <&vreg_s1c_2p2>;
vddasd-supply = <&vreg_l11c_2p8>;
max-speed = <3200000>;
firmware-name = "msnv11.bin";
};
};
|
