From patchwork Wed Mar 8 23:57:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 661013 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 92FE7C678D5 for ; Wed, 8 Mar 2023 23:58:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229636AbjCHX62 (ORCPT ); Wed, 8 Mar 2023 18:58:28 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35432 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229462AbjCHX60 (ORCPT ); Wed, 8 Mar 2023 18:58:26 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 524BC6783E; Wed, 8 Mar 2023 15:58:25 -0800 (PST) Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 328Fpwg0026009; Wed, 8 Mar 2023 23:58:11 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=b7sUiJfuwO0a6LdlN97Kgcq5+PvvUW4h4PV5z06GmyY=; b=naHJRup8RWDCEzIUqb0EN3ofJi97LoH/8SpfdzliAyeqO8Q9y1xhjqwuD8U1yPhv3b+c C2h4HZ0bWxx9D3MoWhqWL/Pc38JFaMfXuD4WATlzLQI0dhOhFrupkmbp/orWAsNrH6e4 n1hkvQu5Vmm2U1k4g9KgwkqqIpCINX0WXIGnYt4VjpM74srQJoJLy/quZlJvNXBeTKrG I7BrperuB9ooJEiipyiaY6CMInbj25tQL61maCLPrkGt1lMEdgeeLE1zAxn3rT0BernM jalX0KPDiR/EO8VzC4Nmuzsw97QKLXBUVJs8lbd/jmxr0KjDz3wpW2VtlIE3aS0L+DlY eg== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3p6wcmh3e1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 08 Mar 2023 23:58:11 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 328NwBx4019928 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 8 Mar 2023 23:58:11 GMT Received: from hu-wcheng-lv.qualcomm.com (10.49.16.6) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Wed, 8 Mar 2023 15:58:10 -0800 From: Wesley Cheng To: , , , , , , , , , , , , CC: , , , , , , , Wesley Cheng Subject: [PATCH v3 20/28] ASoC: dt-bindings: Add Q6USB backend bindings Date: Wed, 8 Mar 2023 15:57:43 -0800 Message-ID: <20230308235751.495-21-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230308235751.495-1-quic_wcheng@quicinc.com> References: <20230308235751.495-1-quic_wcheng@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01a.na.qualcomm.com (10.47.209.196) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: m2jT6w265aFGVFs2VHtuRfuuIS4_RFnx X-Proofpoint-ORIG-GUID: m2jT6w265aFGVFs2VHtuRfuuIS4_RFnx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-08_15,2023-03-08_03,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 malwarescore=0 spamscore=0 adultscore=0 bulkscore=0 mlxlogscore=963 clxscore=1015 priorityscore=1501 lowpriorityscore=0 impostorscore=0 suspectscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2303080200 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Add a dt-binding to describe the definition of enabling the Q6 USB backend device for audio offloading. The node carries information, which is passed along to the QC USB SND class driver counterpart. These parameters will be utilized during QMI stream enable requests. Signed-off-by: Wesley Cheng --- .../bindings/sound/qcom,q6usb-dais.yaml | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/qcom,q6usb-dais.yaml diff --git a/Documentation/devicetree/bindings/sound/qcom,q6usb-dais.yaml b/Documentation/devicetree/bindings/sound/qcom,q6usb-dais.yaml new file mode 100644 index 000000000000..8477abc511dd --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,q6usb-dais.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/qcom,q6usb-dais.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm ASoC USB backend DAI + +maintainers: + - Wesley Cheng + +description: + The Q6USB backend is a supported AFE port on the Q6DSP. This backend + driver will communicate the required settings to the QC USB SND class + driver for properly enabling the audio stream. Parameters defined + under this node will carry settings, which will be passed along during + the QMI stream enable request. + +properties: + compatible: + enum: + - qcom,q6usb-dais + + iommus: + maxItems: 1 + + "#sound-dai-cells": + const: 1 + + qcom,usb-audio-intr-num: + description: + Desired XHCI interrupter number to use. + $ref: /schemas/types.yaml#/definitions/uint32 + +required: + - compatible + - "#sound-dai-cells" + - qcom,usb-audio-intr-num + +additionalProperties: false + +examples: + - | + dais { + compatible = "qcom,q6usb-dais"; + #sound-dai-cells = <1>; + iommus = <&apps_smmu 0x180f 0x0>; + qcom,usb-audio-intr-num = <2>; + };