From patchwork Tue Nov 12 00:19:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhishek Pandit-Subedi X-Patchwork-Id: 1193261 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=chromium.org header.i=@chromium.org header.b="LmHtHTSL"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47BpKY3BBqz9sPF for ; Tue, 12 Nov 2019 11:20:01 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727142AbfKLAUA (ORCPT ); Mon, 11 Nov 2019 19:20:00 -0500 Received: from mail-pg1-f195.google.com ([209.85.215.195]:36944 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726906AbfKLAUA (ORCPT ); Mon, 11 Nov 2019 19:20:00 -0500 Received: by mail-pg1-f195.google.com with SMTP id z24so10592062pgu.4 for ; Mon, 11 Nov 2019 16:19:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=5m2NG6A+YgxDfMfpQtOFvpd6UPNiApr1ET296m72/Jw=; b=LmHtHTSLUL2+tujgPcdLdh4oJucSyAFboxlu4pQO4dgCTYOivpUDb3eZljCFo9YCiz iTRgV4e8h/ACWzZ/aDa3yjZj7HO2PXQlYaUzp4oKePffml2I6UilI1IysWAwh8LQVBK+ 31as/o7Db8bOeXEV7OuMzb3FcZwiaH3AX5Fic= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=5m2NG6A+YgxDfMfpQtOFvpd6UPNiApr1ET296m72/Jw=; b=VskGMUA/OZQEk025Klggo+8DPuhBdMxy/0AipHFAM4DEUuto255IxKDyTPdPiEsSGZ 5irVLTR445ZCx472oog6G2+BQoJvKOoJN06dXgUEU+Fe+JqUiR2HMZXPvkjPnX2RCFZc 0KEB2sDrHgiVdqeTkWyzBqxIGbPwb+Rfa8mWSKwsrf5SFaKpi5TeTckaSHzEAIiMPtNf XQQ9puXg/7aH4i2F7GtcK2k/QbS7johMNP6xo8f0B9kNqOka84VmT45J7y615YqR0Jr/ fPXhwvKMBEwuwBOefSmukKUPSqyIQHhBvi0tjeBbXpiOoG49c7DHtY3LiZob3C9h41hl sxng== X-Gm-Message-State: APjAAAXOux41MmYopjTPGl3cjMoXgQpTYWYO6P/5yet/dFUUyfnWTqo0 oeP+ZmGUyDScDTlnb56yRkOLYw== X-Google-Smtp-Source: APXvYqxRBAafOGGdkjoeoMMLCuVKQsBTyvDmgFCv91eTMAU5wmb/LfQzoz+wYOxDAVLQfYbN4idhyQ== X-Received: by 2002:a63:77c3:: with SMTP id s186mr9434885pgc.370.1573517999167; Mon, 11 Nov 2019 16:19:59 -0800 (PST) Received: from apsdesk.mtv.corp.google.com ([2620:15c:202:1:e09a:8d06:a338:aafb]) by smtp.gmail.com with ESMTPSA id h23sm8430898pgg.58.2019.11.11.16.19.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Nov 2019 16:19:58 -0800 (PST) From: Abhishek Pandit-Subedi To: Marcel Holtmann , Johan Hedberg , Rob Herring Cc: linux-bluetooth@vger.kernel.org, dianders@chromium.org, Abhishek Pandit-Subedi , devicetree@vger.kernel.org, "David S. Miller" , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Ondrej Jirman , Mark Rutland , Chen-Yu Tsai Subject: [PATCH v3 0/4] Bluetooth: hci_bcm: Additional changes for BCM4354 support Date: Mon, 11 Nov 2019 16:19:45 -0800 Message-Id: <20191112001949.136377-1-abhishekpandit@chromium.org> X-Mailer: git-send-email 2.24.0.rc1.363.gb1bccd3e3d-goog MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org While adding support for the BCM4354, I discovered a few more things that weren't working as they should have. First, we disallow serdev from setting the baudrate on BCM4354. Serdev sets the oper_speed first before calling hu->setup() in hci_uart_setup(). On the BCM4354, this results in bcm_setup() failing when the hci reset times out. Next, we add support for setting the PCM parameters, which consists of a pair of vendor specific opcodes to set the pcm parameters. The documentation for these params are available in the brcm_patchram_plus package (i.e. https://github.com/balena-os/brcm_patchram_plus). This is necessary for PCM to work properly. All changes were tested with rk3288-veyron-minnie.dts. Changes in v3: - Change disallow baudrate setting to return -EBUSY if called before ready. bcm_proto is no longer modified and is back to being const. - Changed btbcm_set_pcm_params to btbcm_set_pcm_int_params - Changed brcm,sco-routing to brcm,bt-sco-routing Changes in v2: - Use match data to disallow baudrate setting - Parse pcm parameters by name instead of as a byte string - Fix prefix for dt-bindings commit Abhishek Pandit-Subedi (4): Bluetooth: hci_bcm: Disallow set_baudrate for BCM4354 Bluetooth: btbcm: Support pcm configuration Bluetooth: hci_bcm: Support pcm params in dts dt-bindings: net: broadcom-bluetooth: Add pcm config .../bindings/net/broadcom-bluetooth.txt | 11 +++ drivers/bluetooth/btbcm.c | 18 +++++ drivers/bluetooth/btbcm.h | 8 +++ drivers/bluetooth/hci_bcm.c | 70 ++++++++++++++++++- 4 files changed, 106 insertions(+), 1 deletion(-)