From patchwork Thu Jun 29 13:26:37 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Guo X-Patchwork-Id: 9816941 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B6F956020A for ; Thu, 29 Jun 2017 13:27:43 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9B2D7286EF for ; Thu, 29 Jun 2017 13:27:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8FAC128725; Thu, 29 Jun 2017 13:27:36 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A25D8286EF for ; Thu, 29 Jun 2017 13:27:35 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 72429267392; Thu, 29 Jun 2017 15:27:27 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 09652267392; Thu, 29 Jun 2017 15:27:26 +0200 (CEST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by alsa0.perex.cz (Postfix) with ESMTP id EAACB26738F for ; Thu, 29 Jun 2017 15:27:21 +0200 (CEST) Received: from localhost.localdomain (li411-102.members.linode.com [106.187.91.102]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6825122BD8; Thu, 29 Jun 2017 13:27:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6825122BD8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=shawnguo@kernel.org From: Shawn Guo To: Mark Brown , Rob Herring Date: Thu, 29 Jun 2017 21:26:37 +0800 Message-Id: <1498742798-3128-2-git-send-email-shawnguo@kernel.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1498742798-3128-1-git-send-email-shawnguo@kernel.org> References: <1498742798-3128-1-git-send-email-shawnguo@kernel.org> Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Kuninori Morimoto , Baoyou Xie , Xin Zhou , Jun Nie , Shawn Guo , linux-arm-kernel@lists.infradead.org Subject: [alsa-devel] [PATCH 1/2] ASoC: audio-graph-card: update bindings for amplifier support X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 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: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP From: Shawn Guo The audio-graph-card should be able to support widgets and routing in the same way as what simple-audio-card does. The patch adds the properties into audio-graph-card bindings. Then an optional property 'pa-gpios' for controlling external amplifier, which depends on DAPM widgets and routing, is added. Signed-off-by: Shawn Guo --- Documentation/devicetree/bindings/sound/audio-graph-card.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/audio-graph-card.txt b/Documentation/devicetree/bindings/sound/audio-graph-card.txt index bac4b1b1060f..6e6720aa33f1 100644 --- a/Documentation/devicetree/bindings/sound/audio-graph-card.txt +++ b/Documentation/devicetree/bindings/sound/audio-graph-card.txt @@ -10,6 +10,8 @@ see ${LINUX}/Documentation/devicetree/bindings/sound/simple-card.txt Below are same as Simple-Card. - label +- widgets +- routing - dai-format - frame-master - bitclock-master @@ -24,6 +26,9 @@ Required properties: - compatible : "audio-graph-card"; - dais : list of CPU DAI port{s} +Optional properties: +- pa-gpios: GPIO used to control external amplifier. + Example: Single DAI case sound_card {