From patchwork Thu Apr 7 16:53:59 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jose Abreu X-Patchwork-Id: 607534 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3qgpc73ZTZz9t6W for ; Fri, 8 Apr 2016 02:55:03 +1000 (AEST) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aoDCw-00080x-5G; Thu, 07 Apr 2016 16:55:02 +0000 Received: from smtprelay4.synopsys.com ([198.182.47.9] helo=smtprelay.synopsys.com) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aoDCt-0007pX-49 for linux-snps-arc@lists.infradead.org; Thu, 07 Apr 2016 16:55:00 +0000 Received: from dc8secmta1.synopsys.com (dc8secmta1.synopsys.com [10.13.218.200]) by smtprelay.synopsys.com (Postfix) with ESMTP id C9CB124E16E4; Thu, 7 Apr 2016 09:54:43 -0700 (PDT) Received: from dc8secmta1.internal.synopsys.com (dc8secmta1.internal.synopsys.com [127.0.0.1]) by dc8secmta1.internal.synopsys.com (Service) with ESMTP id BD71427113; Thu, 7 Apr 2016 09:54:43 -0700 (PDT) Received: from mailhost.synopsys.com (mailhost1.synopsys.com [10.12.238.239]) by dc8secmta1.internal.synopsys.com (Service) with ESMTP id 8269B27102; Thu, 7 Apr 2016 09:54:43 -0700 (PDT) Received: from mailhost.synopsys.com (localhost [127.0.0.1]) by mailhost.synopsys.com (Postfix) with ESMTP id 68ECD3E4; Thu, 7 Apr 2016 09:54:43 -0700 (PDT) Received: from joabreu-VirtualBox.internal.synopsys.com (joabreu-e7440.internal.synopsys.com [10.107.19.79]) by mailhost.synopsys.com (Postfix) with ESMTP id 68F393BE; Thu, 7 Apr 2016 09:54:40 -0700 (PDT) From: Jose Abreu To: linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, alsa-devel@alsa-project.org Subject: [PATCH 5/5 v4] ASoC: dwc: Update DOCUMENTATION for I2S Driver Date: Thu, 7 Apr 2016 17:53:59 +0100 Message-Id: X-Mailer: git-send-email 1.9.1 In-Reply-To: References: In-Reply-To: References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160407_095459_311735_B46866AC X-CRM114-Status: UNSURE ( 9.04 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.9 (--) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-2.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [198.182.47.9 listed in list.dnswl.org] -0.0 RCVD_IN_MSPIKE_H3 RBL: Good reputation (+3) [198.182.47.9 listed in wl.mailspike.net] -1.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] -0.0 RCVD_IN_MSPIKE_WL Mailspike good senders X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jose Abreu , architt@codeaurora.org, airlied@linux.ie, Vineet.Gupta1@synopsys.com, Alexey.Brodkin@synopsys.com, CARLOS.PALMINHA@synopsys.com, lgirdwood@gmail.com, broonie@kernel.org, tiwai@suse.com, perex@perex.cz MIME-Version: 1.0 Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org This patch updates documentation for the Designware I2S driver. Signed-off-by: Jose Abreu --- This patch was only introduced in v4. Documentation/devicetree/bindings/sound/designware-i2s.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/designware-i2s.txt b/Documentation/devicetree/bindings/sound/designware-i2s.txt index 7bb5424..f3b5c17 100644 --- a/Documentation/devicetree/bindings/sound/designware-i2s.txt +++ b/Documentation/devicetree/bindings/sound/designware-i2s.txt @@ -7,6 +7,10 @@ Required properties: clocks. The controller expects one clock: the clock used as the sampling rate reference clock sample. - clock-names : "i2sclk" for the sample rate reference clock. + + Optional properties: + - snps,use-dmaengine: If set the driver will use ALSA DMA engine. If set + it is required to use the properties 'dmas' and 'dma-names'. - dmas: Pairs of phandle and specifier for the DMA channels that are used by the core. The core expects one or two dma channels: one for transmit and one for receive. @@ -26,6 +30,7 @@ Example: clocks = <&scpi_i2sclk 0>; clock-names = "i2sclk"; #sound-dai-cells = <0>; + snps,use-dmaengine; dmas = <&dma0 5>; dma-names = "tx"; };