From patchwork Mon May 30 15:02:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hakan Jansson X-Patchwork-Id: 12864723 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 21C37C433FE for ; Mon, 30 May 2022 15:47:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242267AbiE3Prz (ORCPT ); Mon, 30 May 2022 11:47:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242725AbiE3PrW (ORCPT ); Mon, 30 May 2022 11:47:22 -0400 Received: from smtp11.infineon.com (smtp11.infineon.com [IPv6:2a00:18f0:1e00:4::5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B70C5985B7; Mon, 30 May 2022 08:02:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=infineon.com; i=@infineon.com; q=dns/txt; s=IFXMAIL; t=1653922978; x=1685458978; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=VzB5TwT9laR/+mLY14M2Ys1oLWi5u4DgIFh1SEuLlZM=; b=e4eUN8oWlYtviprCi3xOM7POunpEfoTJHBulurq3IZJowq3MOxcgtezq MZGp/bhGV95KeIsP4S5w1Z/OBJqgra/4O/w8DUlAHfSZ6wtV2cjipcms/ Aq/MUNR0du8dZhr/3RX+dJewQy7Q9Cq5ZuHN5SISJtjm1mmzBrJaMsi4d k=; X-SBRS: None X-IronPort-AV: E=McAfee;i="6400,9594,10363"; a="298846059" X-IronPort-AV: E=Sophos;i="5.91,263,1647298800"; d="scan'208";a="298846059" Received: from unknown (HELO mucxv003.muc.infineon.com) ([172.23.11.20]) by smtp11.infineon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 May 2022 17:02:54 +0200 Received: from MUCSE822.infineon.com (MUCSE822.infineon.com [172.23.29.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mucxv003.muc.infineon.com (Postfix) with ESMTPS; Mon, 30 May 2022 17:02:54 +0200 (CEST) Received: from MUCSE807.infineon.com (172.23.29.33) by MUCSE822.infineon.com (172.23.29.53) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.26; Mon, 30 May 2022 17:02:54 +0200 Received: from ISCNPF0RJXQS.infineon.com (172.23.8.247) by MUCSE807.infineon.com (172.23.29.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.26; Mon, 30 May 2022 17:02:53 +0200 From: Hakan Jansson CC: Hakan Jansson , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Linus Walleij , , , , Marcel Holtmann , Johan Hedberg , "Luiz Augusto von Dentz" , Subject: [PATCH v3 1/2] dt-bindings: net: broadcom-bluetooth: Add property for autobaud mode Date: Mon, 30 May 2022 17:02:17 +0200 Message-ID: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [172.23.8.247] X-ClientProxiedBy: MUCSE808.infineon.com (172.23.29.34) To MUCSE807.infineon.com (172.23.29.33) To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org Add property, "brcm,requires-autobaud-mode", to enable autobaud mode selection. Some devices (e.g. CYW5557x) require autobaud mode to enable FW loading. Autobaud mode can also be required on some boards where the controller device is using a non-standard baud rate when first powered on. Signed-off-by: Hakan Jansson Reviewed-by: Krzysztof Kozlowski --- V2 -> V3: - Rename DT property and modify description https://lore.kernel.org/linux-devicetree/e6e83743-1441-dc53-fd1f-cdfb9a24932a@linaro.org/ V1 -> V2: - Modify property description .../devicetree/bindings/net/broadcom-bluetooth.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/net/broadcom-bluetooth.yaml b/Documentation/devicetree/bindings/net/broadcom-bluetooth.yaml index 5aac094fd217..0a58d0fbcbc4 100644 --- a/Documentation/devicetree/bindings/net/broadcom-bluetooth.yaml +++ b/Documentation/devicetree/bindings/net/broadcom-bluetooth.yaml @@ -92,6 +92,13 @@ properties: pcm-sync-mode: slave, master pcm-clock-mode: slave, master + brcm,requires-autobaud-mode: + type: boolean + description: + Set this property if autobaud mode is required. Autobaud mode is required + if the device's initial baud rate in normal mode is not supported by the + host or if the device requires autobaud mode startup before loading FW. + interrupts: items: - description: Handle to the line HOST_WAKE used to wake