From patchwork Thu Apr 30 17:18:26 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 6306251 Return-Path: X-Original-To: patchwork-linux-arm-msm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 7BCE29F373 for ; Thu, 30 Apr 2015 17:18:51 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B56A42020F for ; Thu, 30 Apr 2015 17:18:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AE1022018E for ; Thu, 30 Apr 2015 17:18:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752312AbbD3RSe (ORCPT ); Thu, 30 Apr 2015 13:18:34 -0400 Received: from mail-wi0-f180.google.com ([209.85.212.180]:35418 "EHLO mail-wi0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752714AbbD3RSb (ORCPT ); Thu, 30 Apr 2015 13:18:31 -0400 Received: by widdi4 with SMTP id di4so28008290wid.0 for ; Thu, 30 Apr 2015 10:18:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=i0DmCn6kBNdLLPsnKn3RdCdFp4vbjEPRHuIS3WKEPH4=; b=XHlw735zMvhuvS6dnGOMP95VXjPkVl+ihqIxypI9LiMA9BCjVzJ3D8Lz29TTlpFmEb hbQq0h1O7fbL89/rYD16FXiXHlGaVDh1Rc/xeua1Wo65L3kCKZOwsZG6IwD5+eflJpVd fViF9/xDQxxAto+BzluQ9oNz2AgG4xLivR7hnLCzTHtiTN0VDwHzpf4W2/XwdUczkU18 dhMrB0o3mrXdEc+sXWY18Y+5K0TGFdRsYFr2vDu8M0NdKddpSlWrOypDYrHZWDbBqUKt WxLPwmjG0kFmNcMVVPcAxMwaGpvqqMBhYnQHL/7Q3lwJPTpH7ACxwsLZT+e9agQ0oCyc aQYg== X-Gm-Message-State: ALoCoQlCZIJKLE6c0IGcR2WKmgFOZmBfqQNdLtwtliW9YFdC+Rn6S1PRFKsQ1x2E+J2RfqtmPBeU X-Received: by 10.180.106.131 with SMTP id gu3mr7460784wib.16.1430414310653; Thu, 30 Apr 2015 10:18:30 -0700 (PDT) Received: from srini-ThinkPad-X1-Carbon-2nd.dlink.com (host-2-98-219-188.as13285.net. [2.98.219.188]) by mx.google.com with ESMTPSA id u3sm4139388wjq.36.2015.04.30.10.18.28 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 30 Apr 2015 10:18:29 -0700 (PDT) From: Srinivas Kandagatla To: Patrick Lai , Mark Brown Cc: Rob Herring , Pawel Moll , Ian Campbell , Kumar Gala , Banajit Goswami , Kenneth Westfield , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, linux-arm-msm@vger.kernel.org, Srinivas Kandagatla Subject: [RFC PATCH 14/14] ASoC: qcom: document apq8016 machine driver bindings Date: Thu, 30 Apr 2015 18:18:26 +0100 Message-Id: <1430414306-11469-1-git-send-email-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1430414148-10869-1-git-send-email-srinivas.kandagatla@linaro.org> References: <1430414148-10869-1-git-send-email-srinivas.kandagatla@linaro.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds bindings for apq8016 machine driver. On APQ8016 4 MI2S can be configured to different sinks like internal codec/external codec, this connection is controlled via 2 iomux registers. Signed-off-by: Srinivas Kandagatla --- .../bindings/sound/qcom,apq8016-machine.txt | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/qcom,apq8016-machine.txt diff --git a/Documentation/devicetree/bindings/sound/qcom,apq8016-machine.txt b/Documentation/devicetree/bindings/sound/qcom,apq8016-machine.txt new file mode 100644 index 0000000..de697b8 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,apq8016-machine.txt @@ -0,0 +1,61 @@ +* Qualcomm Technologies APQ8016 ASoC machine driver + +This node models the Qualcomm Technologies APQ8016 ASoC machine driver + +Required properties: + +- compatible : "qcom,apq8016-sndcard" + +- pinctrl-N : One property must exist for each entry in + pinctrl-names. See ../pinctrl/pinctrl-bindings.txt + for details of the property values. +- pinctrl-names : Must contain a "default" entry. +- reg : Must contain an address for each entry in reg-names. +- reg-names : A list which must include the following entries: + * "mic-iomux" + * "spkr-iomux" +- qcom,model : Name of the sound card. + +Dai-link subnode properties and subnodes: + +Required dai-link subnodes: + +- cpu : CPU sub-node +- codec : CODEC sub-node + +Required CPU/CODEC subnodes properties: + +-sound-dai : phandle and port of CPU/CODEC +-capture-dai : phandle and port of CPU/CODEC + +Optional CPU/CODEC subnodes properties: +- external : flag to indicate if the I2S is connected to external codec +Example: + +sound: sound { + compatible = "qcom,apq8016-sndcard"; + reg = <0x07702000 0x4>, <0x07702004 0x4>; + reg-names = "mic-iomux", "spkr-iomux"; + qcom,model = "DB410c"; + + /* I2S - Internal codec */ + internal-dai-link@0 { + cpu { /* PRIMARY */ + sound-dai = <&lpass MI2S_PRIMARY>; + }; + codec { + sound-dai = <&wcd_codec 0>; + }; + }; + + /* External Primary or External Secondary -ADV7533 HDMI */ + external-dai-link@0 { + external; + cpu { /* QUAT */ + sound-dai = <&lpass MI2S_QUATERNARY>; + }; + codec { + sound-dai = <&adv_bridge 0>; + }; + }; +};