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1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/net/bluetooth/brcm,bcm4377-bluetooth.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Broadcom BCM4377 family PCIe Bluetooth Chips8 9maintainers:10 - Sven Peter <sven@svenpeter.dev>11 12description:13 This binding describes Broadcom BCM4377 family PCIe-attached bluetooth chips14 usually found in Apple machines. The Wi-Fi part of the chip is described in15 bindings/net/wireless/brcm,bcm4329-fmac.yaml.16 17allOf:18 - $ref: bluetooth-controller.yaml#19 20properties:21 compatible:22 enum:23 - pci14e4,5fa0 # BCM437724 - pci14e4,5f69 # BCM437825 - pci14e4,5f71 # BCM438726 27 reg:28 maxItems: 129 30 brcm,board-type:31 $ref: /schemas/types.yaml#/definitions/string32 description: Board type of the Bluetooth chip. This is used to decouple33 the overall system board from the Bluetooth module and used to construct34 firmware and calibration data filenames.35 On Apple platforms, this should be the Apple module-instance codename36 prefixed by "apple,", e.g. "apple,atlantisb".37 pattern: '^apple,.*'38 39 brcm,taurus-cal-blob:40 $ref: /schemas/types.yaml#/definitions/uint8-array41 description: A per-device calibration blob for the Bluetooth radio. This42 should be filled in by the bootloader from platform configuration43 data, if necessary, and will be uploaded to the device.44 This blob is used if the chip stepping of the Bluetooth module does not45 support beamforming.46 47 brcm,taurus-bf-cal-blob:48 $ref: /schemas/types.yaml#/definitions/uint8-array49 description: A per-device calibration blob for the Bluetooth radio. This50 should be filled in by the bootloader from platform configuration51 data, if necessary, and will be uploaded to the device.52 This blob is used if the chip stepping of the Bluetooth module supports53 beamforming.54 55 local-bd-address: true56 57required:58 - compatible59 - reg60 - local-bd-address61 - brcm,board-type62 63additionalProperties: false64 65examples:66 - |67 pcie@a0000000 {68 #address-cells = <3>;69 #size-cells = <2>;70 reg = <0xa0000000 0x1000000>;71 device_type = "pci";72 ranges = <0x43000000 0x6 0xa0000000 0xa0000000 0x0 0x20000000>;73 74 bluetooth@0,1 {75 compatible = "pci14e4,5f69";76 reg = <0x100 0x0 0x0 0x0 0x0>;77 brcm,board-type = "apple,honshu";78 /* To be filled by the bootloader */79 local-bd-address = [00 00 00 00 00 00];80 };81 };82