From patchwork Thu Oct 27 15:08:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sven Peter X-Patchwork-Id: 619296 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E6ABAFA3741 for ; Thu, 27 Oct 2022 15:09:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235985AbiJ0PJP (ORCPT ); Thu, 27 Oct 2022 11:09:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56406 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235991AbiJ0PIp (ORCPT ); Thu, 27 Oct 2022 11:08:45 -0400 Received: from wout2-smtp.messagingengine.com (wout2-smtp.messagingengine.com [64.147.123.25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9069618F247; Thu, 27 Oct 2022 08:08:44 -0700 (PDT) Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.west.internal (Postfix) with ESMTP id CBA39320094A; Thu, 27 Oct 2022 11:08:42 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute4.internal (MEProxy); Thu, 27 Oct 2022 11:08:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=svenpeter.dev; h=cc:cc:content-transfer-encoding:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to; s=fm3; t=1666883322; x= 1666969722; bh=7hTRJUbc0mXpmE+XscfGSeRmmeMAJ2mNf4rMDCdGLeA=; b=H 6M/QY4AJ6FD9hk8sNv6u1fx6saodbMQd9yuetA/4x1YkEeF+mVZs/xeGXVoQhfOl PZlGd0zG+liaB7GpHUceLPhXeKGnnE+c+L59GHjlO8HfFV2mKCSSLc4QZwvf85yh cn/wWTAMhjAzjG3xyP4xXzPWkcpJWiwUttIn7mQiG1js9F+mlziq4roRidZQ2r4k DhQa/YeivzptizBW54jICrw/01swl/EClvhPH0dHs3B/67h8s46W/KTbigMV0bm5 yCdsc/nK6X+HNHclMEFOqaa0yPwn37V8T1jWlkHNQrtE+RwfiLdA/YoLbym+vRwM ffH+xa8MQR0LQNw+0ZoEw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm3; t=1666883322; x=1666969722; bh=7hTRJUbc0mXpm E+XscfGSeRmmeMAJ2mNf4rMDCdGLeA=; b=nm1vhYWpwpx14TzKIFieQAEHpg3K3 vLWS85FLGz9487o7zlDr6+rnAHRZKhaQfM+kAkWG/p4klp+k2k7qY9vP3cv4CvZg hWqoE8tnJoMJ9FvhImjxZIn4ySPNvq6XcaAg1Boex0P5BuaDqejXQfbrQqvZ7F6O FIpDtGYzAVv68opc2WXKFnkQNFdSIB4BYSU5iCYofzui9n3cJy7c9ti51msgKmuC KR5QPlpreRDGVb1A6DIgD7SyZNjdXXTJLNOfQCQ23kJYav8lGJhKeh3cOupuv2Zc XKoaZDXmg6lIywpTyxIuAXyWSo7SVbUBG8axXYSiypW2/jEjfgDoU3qlw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvgedrtdeggdekfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvfevufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpefuvhgvnhcu rfgvthgvrhcuoehsvhgvnhesshhvvghnphgvthgvrhdruggvvheqnecuggftrfgrthhtvg hrnhephfeufffgffegtdefhfefueejfefghfelkeetuddvffeigeffuedvjeegudelieel necuffhomhgrihhnpeguvghvihgtvghtrhgvvgdrohhrghenucevlhhushhtvghrufhiii gvpedunecurfgrrhgrmhepmhgrihhlfhhrohhmpehsvhgvnhesshhvvghnphgvthgvrhdr uggvvh X-ME-Proxy: Feedback-ID: i51094778:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 27 Oct 2022 11:08:39 -0400 (EDT) From: Sven Peter To: Marcel Holtmann , Johan Hedberg , Luiz Augusto von Dentz , Rob Herring , Krzysztof Kozlowski Cc: Sven Peter , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Hector Martin , Alyssa Rosenzweig , asahi@lists.linux.dev, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, Rob Herring Subject: [PATCH v4 2/7] dt-bindings: net: Add Broadcom BCM4377 family PCIe Bluetooth Date: Thu, 27 Oct 2022 17:08:17 +0200 Message-Id: <20221027150822.26120-3-sven@svenpeter.dev> X-Mailer: git-send-email 2.30.1 (Apple Git-130) In-Reply-To: <20221027150822.26120-1-sven@svenpeter.dev> References: <20221027150822.26120-1-sven@svenpeter.dev> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org These chips are combined Wi-Fi/Bluetooth radios which expose a PCI subfunction for the Bluetooth part. They are found in Apple machines such as the x86 models with the T2 chip or the arm64 models with the M1 or M2 chips. Signed-off-by: Sven Peter Reviewed-by: Rob Herring --- .../net/bluetooth/brcm,bcm4377-bluetooth.yaml | 81 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/bluetooth/brcm,bcm4377-bluetooth.yaml diff --git a/Documentation/devicetree/bindings/net/bluetooth/brcm,bcm4377-bluetooth.yaml b/Documentation/devicetree/bindings/net/bluetooth/brcm,bcm4377-bluetooth.yaml new file mode 100644 index 000000000000..37cb39a3a62e --- /dev/null +++ b/Documentation/devicetree/bindings/net/bluetooth/brcm,bcm4377-bluetooth.yaml @@ -0,0 +1,81 @@ +# 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 + +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]; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index cf0f18502372..ca45551220f5 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1903,6 +1903,7 @@ F: Documentation/devicetree/bindings/interrupt-controller/apple,* F: Documentation/devicetree/bindings/iommu/apple,dart.yaml F: Documentation/devicetree/bindings/iommu/apple,sart.yaml F: Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml +F: Documentation/devicetree/bindings/net/bluetooth/brcm,bcm4377-bluetooth.yaml F: Documentation/devicetree/bindings/nvme/apple,nvme-ans.yaml F: Documentation/devicetree/bindings/nvmem/apple,efuses.yaml F: Documentation/devicetree/bindings/pci/apple,pcie.yaml