From patchwork Fri Nov 4 21:12:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sven Peter X-Patchwork-Id: 13032593 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 870C5C43217 for ; Fri, 4 Nov 2022 21:13:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229756AbiKDVNv (ORCPT ); Fri, 4 Nov 2022 17:13:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57216 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229969AbiKDVNb (ORCPT ); Fri, 4 Nov 2022 17:13:31 -0400 Received: from wout3-smtp.messagingengine.com (wout3-smtp.messagingengine.com [64.147.123.19]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 454392700; Fri, 4 Nov 2022 14:13:28 -0700 (PDT) Received: from compute2.internal (compute2.nyi.internal [10.202.2.46]) by mailout.west.internal (Postfix) with ESMTP id 7A6753200583; Fri, 4 Nov 2022 17:13:26 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute2.internal (MEProxy); Fri, 04 Nov 2022 17:13:27 -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=1667596406; x= 1667682806; bh=7hTRJUbc0mXpmE+XscfGSeRmmeMAJ2mNf4rMDCdGLeA=; b=P KQmW1CaPCIaJhaHRra0KrLzvoZOaAXo32DJ7lYiWDjc77iaQNM5L2UlMlnQ0Ruel JefTNl/s/9+UO8Of1GCCS5vSjxU9ZiHBybpWgw3l9Ja+MKedDdaatNbk/ddI0jC6 zceNd7VkuEDGwPSVx7pHYsEpnzFmVmA85A+zy1gL3/fg3clrtSuV4o89rLVMXWxs Xz7ddMmvlVH5n/857cb+6QE2gcdZoY/84bMVw0RpT7MCuh+/pkxASq+GlkluWjIP R3YQaXTyFLB21TsgpcCWUcz226BaOBZp1pRSSp9pAUxFMC713AzRhvXyY5zkrh/i 6gWEQIj1dPkn1GjCoyr+A== 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=1667596406; x=1667682806; bh=7hTRJUbc0mXpm E+XscfGSeRmmeMAJ2mNf4rMDCdGLeA=; b=Qopvg2IxtQvm4zu/tPyLLJSfN8BuZ X+ihdjbYDtd4vz1j37mT66eptfAF1QspgSCTyOGl6xwTUihQZU/M9OjvEdQiJOfZ Qp24wI/Me/hhHMf24zMNLWvll6UWXveaF23MVGlLX2GuhBdjyBME+YjQDb24/RNm BjnErAiKU14dsrYhxdy/aCxwg3Z+ReJ5bkPqTyEDSwrG9TY25r8tLoOTBFksF38v hM+hj9+HgpizSRGcDrgXcdcvX5UP8TkdQMEdVFUzvs6pFgaRf2Fn/rCyztBYcXMW sy8bJE1xefq4qN/io/CxFwUfZjg2/MQ4LWOUXfnEXkJgnZiwjWBSe+rMg== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvgedrvddugddugeefucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvvefufffkofgjfhgggfestdekredtredttdenucfhrhhomhepufhvvghn ucfrvghtvghruceoshhvvghnsehsvhgvnhhpvghtvghrrdguvghvqeenucggtffrrghtth gvrhhnpefhueffgfffgedtfefhfeeujeefgffhleekteduvdffieegffeuvdejgeduleei leenucffohhmrghinhepuggvvhhitggvthhrvggvrdhorhhgnecuvehluhhsthgvrhfuih iivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepshhvvghnsehsvhgvnhhpvghtvghr rdguvghv X-ME-Proxy: Feedback-ID: i51094778:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Fri, 4 Nov 2022 17:13:22 -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 v5 2/7] dt-bindings: net: Add Broadcom BCM4377 family PCIe Bluetooth Date: Fri, 4 Nov 2022 22:12:58 +0100 Message-Id: <20221104211303.70222-3-sven@svenpeter.dev> X-Mailer: git-send-email 2.30.1 (Apple Git-130) In-Reply-To: <20221104211303.70222-1-sven@svenpeter.dev> References: <20221104211303.70222-1-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