From patchwork Mon Nov 16 06:19:02 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: 11907443 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=-12.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 0876CC4742C for ; Mon, 16 Nov 2020 06:26:25 +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 3D3B5222B9 for ; Mon, 16 Nov 2020 06:26:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="rSqctiN+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3D3B5222B9 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 AA7F21784; Mon, 16 Nov 2020 07:25:32 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz AA7F21784 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1605507982; 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=rSqctiN+Tfg/Ibhp+sSXnSopzekJT2cO4NO1tdgmKfkal7PxWavrfA2FKf9jqFTqg HMv4yS2QzyyisCWoe+vXb6Txy0AI7FcJ/imrxfwIgeh0EjsxY0CBFJDLBO0wcBiffq 5uJGfAkoEGiCX6yTnfpsL68Z2hEKfS+kcL8PM0mI= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 12645F804B1; Mon, 16 Nov 2020 07:25:25 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 66959F804B1; Mon, 16 Nov 2020 07:25:22 +0100 (CET) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) (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 9587CF80167 for ; Mon, 16 Nov 2020 07:25:18 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 9587CF80167 IronPort-SDR: mCjK4cYL0Xswf/3iMLnUy/3rtzSQyXDZYtqO2sOAdxB5tPcJZRRh37G8jlufoeXcl8Kx6GMwCi TJK9+vowm17g== X-IronPort-AV: E=McAfee;i="6000,8403,9806"; a="150555414" X-IronPort-AV: E=Sophos;i="5.77,481,1596524400"; d="scan'208";a="150555414" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Nov 2020 22:25:16 -0800 IronPort-SDR: QD0wobZKpSWEcx7pRXCXjxUfIZT4t4wfxOlLDBW4NR7GQfkaCnAJpoG6a78sg++aVawgKBDs9x 1DrOpxftAFFg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,481,1596524400"; d="scan'208";a="310297910" Received: from mike-ilbpg1.png.intel.com ([10.88.227.76]) by fmsmga007.fm.intel.com with ESMTP; 15 Nov 2020 22:25:13 -0800 From: Michael Sit Wei Hong To: alsa-devel@alsa-project.org Subject: [PATCH 2/5] dt-bindings: sound: intel, keembay-i2s: Add info for device to use DMA Date: Mon, 16 Nov 2020 14:19:02 +0800 Message-Id: <20201116061905.32431-3-michael.wei.hong.sit@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201116061905.32431-1-michael.wei.hong.sit@intel.com> References: <20201116061905.32431-1-michael.wei.hong.sit@intel.com> Cc: cezary.rojewski@intel.com, vinod.koul@linux.intel.com, andriy.shevchenko@intel.com, tiwai@suse.com, jee.heng.sia@intel.com, pierre-louis.bossart@linux.intel.com, liam.r.girdwood@linux.intel.com, broonie@kernel.org, lars@metafoo.de 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"; };