From patchwork Tue Dec 15 05:33:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Sit, Michael Wei Hong" X-Patchwork-Id: 11974043 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B93F3C4361B for ; Tue, 15 Dec 2020 05:41:22 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 1D0C5207A0 for ; Tue, 15 Dec 2020 05:41:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1D0C5207A0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 058AF17BE; Tue, 15 Dec 2020 06:40:30 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 058AF17BE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1608010880; bh=3tSDbfVBt6kmwJIhc6jP5G91e1Zak81ckSNzcDVpuOs=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=LjJTIr/kAF/+Vu1sfv9Qvnb/T0i8Yx00aj8J/WSU5RuxNLr0HA10Xk/rQ2szvgJ3l 4RSYuNu/6qa/DWanezIOtm/r5tlEjLoLUwGU4XgcTaIGIshOXFNP06S1gGjRtajw6a aHIXOwSuyAflNT8TZgs2Bh0ijeAozyJUl0/M0/h4= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id D5AB0F804AC; Tue, 15 Dec 2020 06:39:47 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 54B66F804AE; Tue, 15 Dec 2020 06:39:46 +0100 (CET) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) (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 80522F8027B for ; Tue, 15 Dec 2020 06:39:37 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 80522F8027B IronPort-SDR: GySGX4qMdT3klTUVh20Xo7gRJG/GZ19R3Jcjlga1qUJvGw11UZQItBDENmQv02mRUsdQgCpYNk UoKJHbKwxb5w== X-IronPort-AV: E=McAfee;i="6000,8403,9835"; a="174938478" X-IronPort-AV: E=Sophos;i="5.78,420,1599548400"; d="scan'208";a="174938478" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Dec 2020 21:39:36 -0800 IronPort-SDR: GSPHFDp4TDUkeHJLEsHQkx6gey8pLUmInMUvkJ02mIkwiqM1xkqPFgzS+Ok0QATtMFEFijo7T9 PYHDqFeh4gvQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.78,420,1599548400"; d="scan'208";a="341384711" Received: from mike-ilbpg1.png.intel.com ([10.88.227.76]) by orsmga006.jf.intel.com with ESMTP; 14 Dec 2020 21:39:31 -0800 From: Michael Sit Wei Hong To: alsa-devel@alsa-project.org Subject: [PATCH 1/2] dt-bindings: sound: intel, keembay-i2s: Add info for device to use DMA Date: Tue, 15 Dec 2020 13:33:06 +0800 Message-Id: <20201215053307.24128-2-michael.wei.hong.sit@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201215053307.24128-1-michael.wei.hong.sit@intel.com> References: <20201215053307.24128-1-michael.wei.hong.sit@intel.com> Cc: cezary.rojewski@intel.com, lars@metafoo.de, tiwai@suse.com, jee.heng.sia@intel.com, pierre-louis.bossart@linux.intel.com, liam.r.girdwood@linux.intel.com, broonie@kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Add descriptions for entries needed for audio device to use DMA channels for audio playback and capture. Signed-off-by: Michael Sit Wei Hong Reviewed-by: Pierre-Louis Bossart --- .../bindings/sound/intel,keembay-i2s.yaml | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/intel,keembay-i2s.yaml b/Documentation/devicetree/bindings/sound/intel,keembay-i2s.yaml index d346e61ab708..e0658f122cbb 100644 --- a/Documentation/devicetree/bindings/sound/intel,keembay-i2s.yaml +++ b/Documentation/devicetree/bindings/sound/intel,keembay-i2s.yaml @@ -45,6 +45,18 @@ properties: - const: osc - const: apb_clk + dmas: + items: + - description: DMA controller phandle and DMA channel + for TX and RX + + dma-names: + items: + - description: "tx" for the transmit channel + "rx" for the receive channel + - const: tx + - const: rx + required: - compatible - "#sound-dai-cells" @@ -70,4 +82,6 @@ examples: interrupts = ; clock-names = "osc", "apb_clk"; clocks = <&scmi_clk KEEM_BAY_PSS_AUX_I2S3>, <&scmi_clk KEEM_BAY_PSS_I2S3>; + dmas = <&axi_dma0 29 &axi_dma0 33>; + dma-names = "tx", "rx"; };