From patchwork Mon Nov 16 06:14:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Sit Wei Hong X-Patchwork-Id: 324604 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 D21D3C4742C for ; Mon, 16 Nov 2020 06:24:03 +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 D17922222E for ; Mon, 16 Nov 2020 06:24:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="GmqBmpyb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D17922222E 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 4F2711784; Mon, 16 Nov 2020 07:23:11 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 4F2711784 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1605507841; 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=GmqBmpyb69GZdn11KL0YBB3ywFqWmwngLdDeV1n8wonOzsgeDPe81iePjI1tpCL/B eLmt8K0/+taogwt9lXlV1VXd86bOfgnLBvHvZQd3EWf/1ElXOi9x/wiad/Vr8zU07h 0E5oXSIAlgPa4vkgYtIFooKTw+udyZxR5zvnxb1k= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id BF58CF804BC; Mon, 16 Nov 2020 07:22:21 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id A81B9F80229; Mon, 16 Nov 2020 07:22:17 +0100 (CET) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) (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 A4EBCF8014A for ; Mon, 16 Nov 2020 07:22:09 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz A4EBCF8014A IronPort-SDR: 4CZCViDnUZW6zXI3hxMLrUj5JEuromXvgy0v3FYaKYoJsFl2zSty3jlLwQXbzy0sToo+svEIQX PH/kJ7+fqaUQ== X-IronPort-AV: E=McAfee;i="6000,8403,9806"; a="158482327" X-IronPort-AV: E=Sophos;i="5.77,481,1596524400"; d="scan'208";a="158482327" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Nov 2020 22:22:04 -0800 IronPort-SDR: CouGil1FT4FyUgCabnkXK65GF0nll+KR0J1jjpE0ntGjPje6m/Sy41nFiuxg+tVECq2M9jAGAC z2P7eI/XzEyw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,481,1596524400"; d="scan'208";a="362020313" Received: from mike-ilbpg1.png.intel.com ([10.88.227.76]) by fmsmga002.fm.intel.com with ESMTP; 15 Nov 2020 22:22:02 -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 14:14:49 +0800 Message-Id: <20201116061452.32347-3-michael.wei.hong.sit@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201116061452.32347-1-michael.wei.hong.sit@intel.com> References: <20201116061452.32347-1-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"; };