From patchwork Thu Dec 14 17:33:48 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 10112863 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 3314860327 for ; Thu, 14 Dec 2017 17:37:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1838F29ADC for ; Thu, 14 Dec 2017 17:37:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0C3CE29C8D; Thu, 14 Dec 2017 17:37:09 +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=-1.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_NONE,T_DKIM_INVALID autolearn=no 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 508D029ADC for ; Thu, 14 Dec 2017 17:37:08 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 67AD9267B21; Thu, 14 Dec 2017 18:36:33 +0100 (CET) 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 A1704267B1A; Thu, 14 Dec 2017 18:36:31 +0100 (CET) Received: from mail-wm0-f68.google.com (mail-wm0-f68.google.com [74.125.82.68]) by alsa0.perex.cz (Postfix) with ESMTP id 963B026732A for ; Thu, 14 Dec 2017 18:36:27 +0100 (CET) Received: by mail-wm0-f68.google.com with SMTP id b199so12957323wme.1 for ; Thu, 14 Dec 2017 09:36:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Nzk9Z2TN009fUVkx64V8wL3ol2JKcDmveSGMED4kSK4=; b=hHN8XQc4riUHWQFldWOc39C+gV+G29ctWQAN5rdyFhqw0D6SKKb4FPL/AmQE4RzZBP cpHB3F3a5WI0/oAIjQ/7gG6OAlGrtXL0NKmrJUuXIIQ9H+1XYr2LF86qeQCHdi6j3xWZ Rf/AyGC8tjDhtCRXaosol7wABT21hwhJoHMaA= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Nzk9Z2TN009fUVkx64V8wL3ol2JKcDmveSGMED4kSK4=; b=es9pIkJM/kQIgfz46a12kbqSHT2pLK9g7/R8qATHlVZfkBvGMzlnP1g1tZTLrX6F8C iN+l72/9alwP7IXKnFRLD+2y4hlTFopYKyde8e/Gid3MtMVKWvnMDtp1VbswJeZXHzJ+ lDstcLJvOmS/F77XboYwK83SgIbfYV88tWAk9aY+jDeV/GlF/IpZLuEuZgqpsI2p0Psh 0JHDVdBv/VXe0FFFbIgbtEr3AgiwhpYOm5/xaJl7+Xf0GEAZiF/bZryP1peDP6CJxshe dz/oQNyTJakXj0xAKdey0sw07SMPp7nk3eK1JwHnS7NeX5CPsSIAjmdP2kDmQwZsGB9y r7Cg== X-Gm-Message-State: AKGB3mIHbyZFDgFa2POULC+5eTtiENo7bW6unL4+pTL8QmqgdzeFnCy9 LBB6lMXpornLRAMhHbAtkZ+ifsTjYro= X-Google-Smtp-Source: ACJfBouCDPp5ocT2rkezq/gfEVQmnw2IJl8MquOow3oiLMKEmFeBkEj2Kqu0J3jABOT2Tt57y2sKEg== X-Received: by 10.28.136.15 with SMTP id k15mr2744057wmd.147.1513272986956; Thu, 14 Dec 2017 09:36:26 -0800 (PST) Received: from localhost.localdomain (cpc90716-aztw32-2-0-cust92.18-1.cable.virginm.net. [86.26.100.93]) by smtp.gmail.com with ESMTPSA id r82sm1741757wme.31.2017.12.14.09.36.25 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 14 Dec 2017 09:36:26 -0800 (PST) From: srinivas.kandagatla@linaro.org To: Andy Gross , Mark Brown , linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org Date: Thu, 14 Dec 2017 17:33:48 +0000 Message-Id: <20171214173402.19074-2-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20171214173402.19074-1-srinivas.kandagatla@linaro.org> References: <20171214173402.19074-1-srinivas.kandagatla@linaro.org> Cc: Mark Rutland , devicetree@vger.kernel.org, Banajit Goswami , linux-kernel@vger.kernel.org, Patrick Lai , Takashi Iwai , sboyd@codeaurora.org, Liam Girdwood , David Brown , Rob Herring , Srinivas Kandagatla , linux-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [alsa-devel] [RESEND PATCH v2 01/15] dt-bindings: soc: qcom: Add bindings for APR bus 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: Srinivas Kandagatla This patch add dt bindings for Qualcomm APR bus driver Signed-off-by: Srinivas Kandagatla Reviewed-by: Rob Herring --- .../devicetree/bindings/soc/qcom/qcom,apr.txt | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/qcom/qcom,apr.txt diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,apr.txt b/Documentation/devicetree/bindings/soc/qcom/qcom,apr.txt new file mode 100644 index 000000000000..4e93213ae98d --- /dev/null +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,apr.txt @@ -0,0 +1,28 @@ +Qualcomm APR (Asynchronous Packet Router) binding + +This binding describes the Qualcomm APR. APR is a IPC protocol for +communication between Application processor and QDSP. APR is mainly +used for audio/voice services on the QDSP. + +- compatible: + Usage: required + Value type: + Definition: must be "qcom,apr-" example: "qcom,apr-msm8996" + + +- qcom,smd-channel: + Usage: required + Value type: + Definition: standard SMD property specifying the SMD channel used for + communication with the APR on QDSP. + Should be "apr_audio_svc". + Described in soc/qcom/qcom,smd.txt + += EXAMPLE +The following example represents a QDSP based sound card on a MSM8996 device +which uses apr as communication between Apps and QDSP. + + apr { + compatible = "qcom,apr-msm8996"; + qcom,smd-channels = "apr_audio_svc"; + };