# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/net/bluetooth/brcm,bcm4377-bluetooth.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Broadcom BCM4377 family PCIe Bluetooth Chips maintainers: - Sven Peter <sven@svenpeter.dev> description: This binding describes Broadcom BCM4377 family PCIe-attached bluetooth chips usually found in Apple machines. The Wi-Fi part of the chip is described in bindings/net/wireless/brcm,bcm4329-fmac.yaml. allOf: - $ref: bluetooth-controller.yaml# properties: compatible: enum: - pci14e4,5fa0 # BCM4377 - pci14e4,5f69 # BCM4378 - pci14e4,5f71 # BCM4387 reg: maxItems: 1 brcm,board-type: $ref: /schemas/types.yaml#/definitions/string description: Board type of the Bluetooth chip. This is used to decouple the overall system board from the Bluetooth module and used to construct firmware and calibration data filenames. On Apple platforms, this should be the Apple module-instance codename prefixed by "apple,", e.g. "apple,atlantisb". pattern: '^apple,.*' brcm,taurus-cal-blob: $ref: /schemas/types.yaml#/definitions/uint8-array description: A per-device calibration blob for the Bluetooth radio. This should be filled in by the bootloader from platform configuration data, if necessary, and will be uploaded to the device. This blob is used if the chip stepping of the Bluetooth module does not support beamforming. brcm,taurus-bf-cal-blob: $ref: /schemas/types.yaml#/definitions/uint8-array description: A per-device calibration blob for the Bluetooth radio. This should be filled in by the bootloader from platform configuration data, if necessary, and will be uploaded to the device. This blob is used if the chip stepping of the Bluetooth module supports beamforming. local-bd-address: true required: - compatible - reg - local-bd-address - brcm,board-type additionalProperties: false examples: - | pcie@a0000000 { #address-cells = <3>; #size-cells = <2>; reg = <0xa0000000 0x1000000>; device_type = "pci"; ranges = <0x43000000 0x6 0xa0000000 0xa0000000 0x0 0x20000000>; bluetooth@0,1 { compatible = "pci14e4,5f69"; reg = <0x100 0x0 0x0 0x0 0x0>; brcm,board-type = "apple,honshu"; /* To be filled by the bootloader */ local-bd-address = [00 00 00 00 00 00]; }; };