From patchwork Wed Oct 11 00:21:36 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 732016 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6FDCCCD98E0 for ; Wed, 11 Oct 2023 00:29:45 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 6C368EAC; Wed, 11 Oct 2023 02:28:53 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 6C368EAC DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1696984183; bh=Q9v7m21SznsQRBxoPQiAbg8VdmmvPkGv0cpZczE0uEo=; h=From:To:CC:Subject:Date:In-Reply-To:References:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=Q/+Q7vxDTWV1wolXFNAZjYEfyL3jXGAwF47QdoozlOcxgzQvxc2EgQ/QSlsYqAQ5e HqnH+S40E5Fxvs/TWgi5Grj4plqo+YuycUOc+b1u76O/JSvvy1Y9JP0JP8YxxhLrIQ dxcftCUX+raFcf28g7Eq8Vx13n77j4Cl586taRio= Received: by alsa1.perex.cz (Postfix, from userid 50401) id D1592F8065E; Wed, 11 Oct 2023 02:24:24 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 36DA5F8065E; Wed, 11 Oct 2023 02:24:24 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id F3F9EF8064C; Wed, 11 Oct 2023 02:24:17 +0200 (CEST) Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id E1927F8057B for ; Wed, 11 Oct 2023 02:22:40 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz E1927F8057B Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=quicinc.com header.i=@quicinc.com header.a=rsa-sha256 header.s=qcppdkim1 header.b=iiXc+oge Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 39ANWPrX024799; Wed, 11 Oct 2023 00:22:37 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=VRemWOXPXiXIlDmi9y+GTnchb7p3I7IDu6uqBmXbsdI=; b=iiXc+ogeEYSqbiU81l7v9UZZhZmKxy5l9IgW82a7cvgzylp3J0P6G+elsFIJU/E8/Jt2 kNXYJKqNBwUIvgZxg1aONw8ytKJpvFraUtuKHMxKoIDZ4Vu+lplIr67NAsRkObx5bstd yTHaCzQIAODg+WdRWu29OJPPeACXLTmDQ/Keg4KRqheyuPgo2lFFjQp0hfqi0mh3xVae N0BXSuTB+m3Jp4ZSWnTu0uGMfo7HdgqF0ypwMSO76uS3uOdJFspLNE0rE0IMnYdV/THe T3SVBwKyqKDLuGqBu+Z061L54CREb8ERy+rsBe3wsk//09TTOuyExoBwF8ABfGGSr3th 0g== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3tnfu903qq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 11 Oct 2023 00:22:37 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 39B0MaNw004858 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 11 Oct 2023 00:22:36 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 15.2.1118.36; Tue, 10 Oct 2023 17:22:36 -0700 From: Wesley Cheng To: , , , , , , , , , , , , , , CC: , , , , , Wesley Cheng Subject: [PATCH v8 24/34] ASoC: dt-bindings: Add Q6USB backend Date: Tue, 10 Oct 2023 17:21:36 -0700 Message-ID: <20231011002146.1821-25-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231011002146.1821-1-quic_wcheng@quicinc.com> References: <20231011002146.1821-1-quic_wcheng@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01b.na.qualcomm.com (10.47.209.197) 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-ORIG-GUID: 4NRgzFSNqxOnms9fTKoZl8CqqM6L6nHS X-Proofpoint-GUID: 4NRgzFSNqxOnms9fTKoZl8CqqM6L6nHS X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-10_19,2023-10-10_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=963 spamscore=0 bulkscore=0 adultscore=0 malwarescore=0 suspectscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 priorityscore=1501 phishscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2309180000 definitions=main-2310110001 Message-ID-Hash: ZAWBP5NANA77HMUBY2GEI7YO5EANMLGK X-Message-ID-Hash: ZAWBP5NANA77HMUBY2GEI7YO5EANMLGK X-MailFrom: quic_wcheng@quicinc.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: <> List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: 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. Reviewed-by: Rob Herring Signed-off-by: Wesley Cheng --- .../devicetree/bindings/sound/qcom,q6usb.yaml | 55 +++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/qcom,q6usb.yaml diff --git a/Documentation/devicetree/bindings/sound/qcom,q6usb.yaml b/Documentation/devicetree/bindings/sound/qcom,q6usb.yaml new file mode 100644 index 000000000000..37161d2aa96e --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,q6usb.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/qcom,q6usb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm ASoC DPCM USB backend DAI + +maintainers: + - Wesley Cheng + +description: + The USB port is a supported AFE path on the Q6 DSP. This ASoC DPCM + backend DAI will communicate the required settings to initialize the + XHCI host controller properly for enabling the offloaded audio stream. + Parameters defined under this node will carry settings, which will be + passed along during the QMI stream enable request and configuration of + the XHCI host controller. + +allOf: + - $ref: dai-common.yaml# + +properties: + compatible: + enum: + - qcom,q6usb + + iommus: + maxItems: 1 + + "#sound-dai-cells": + const: 1 + + qcom,usb-audio-intr-idx: + description: + Desired XHCI interrupter number to use. Depending on the audio DSP + on the platform, it will operate on a specific XHCI interrupter. + $ref: /schemas/types.yaml#/definitions/uint16 + maximum: 8 + +required: + - compatible + - "#sound-dai-cells" + - qcom,usb-audio-intr-idx + +additionalProperties: false + +examples: + - | + dais { + compatible = "qcom,q6usb"; + #sound-dai-cells = <1>; + iommus = <&apps_smmu 0x180f 0x0>; + qcom,usb-audio-intr-idx = /bits/ 16 <2>; + };