From patchwork Fri Apr 19 10:54:31 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "\(Exiting\) Baolin Wang" X-Patchwork-Id: 162540 Delivered-To: patch@linaro.org Received: by 2002:a02:c6d8:0:0:0:0:0 with SMTP id r24csp2387058jan; Fri, 19 Apr 2019 13:03:49 -0700 (PDT) X-Google-Smtp-Source: APXvYqw/3uz+AjfaD0vDDhx9Kx/ntbYi2pFioacwCUMglnEN0xtCD55hXngmxOwb7kLkzhn3ccSu X-Received: by 2002:a17:902:1024:: with SMTP id b33mr5588613pla.46.1555704229192; Fri, 19 Apr 2019 13:03:49 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1555704229; cv=none; d=google.com; s=arc-20160816; b=ccEGekhNt25U/iAvcui9EvKCcrMj8GfX9ed4EmE7yAr8N3f+t+9iU1axskzcctVAdq ehBPJdiHsGu3fumn1jVzgQ0hXsCuGPeALktPUC0w0KDUZ4CsaagIlSUaiKPNODUo9Fov Kvs7Qf+se7wrPE179X02GdY+qKk85q8ktS6M/uGgIco6vfbSjVEH5mqDtDLNYND6gODv a7hTpSffTfvU85cozC7avAQhHdxE3FuO4N6afOOi8ZcdAJGmK5EwgNF9akY4vVHHxn4k DiuMJ07qJsVprwXrKaj3sAgySDY4fSaL3DTmpLDxp6YaGpF6CoCTICv0Yhc3VW5SKjlr DMBw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :dkim-signature; bh=ZKeSUUUQGTRmZxCS8jznOXNyqkqOgW2KyZJn0I7vAUM=; b=QnhYz+QPj2hGKbtYejoNgDr/OQIYQrWBs+NkRJJSgDkCVRdULWHbscRT/tbmu+ckNA aLUwpu4e/BFeTrLAzmJKeKyOp4orXZyGiG4mWVNmnNiVqlw7Yyjpnxd1aXlMW+izNBG3 P7vqy5/EN4RJSmrhGt8QeEtpOvgzVw+jqIu1dGXpXUAJtm2KFK4ruejDOdXwyCjjVwN8 T3jWRNgQNxZBdfO1Zvh8AzqdvMRkBv2jzDcOTKDVTjrjifcZBfWt8X9+kracaI57Vu1R Q6KHu8ZYpRxkajfz7PV2fB1qiT3mgd7OmF4Au+PoEpC2C03MpnPp/PyPcCIOmO5dXPbD crFw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b="SkZ8/X33"; spf=pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id q8si5543300pgp.480.2019.04.19.13.03.48; Fri, 19 Apr 2019 13:03:49 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b="SkZ8/X33"; spf=pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727304AbfDSUDs (ORCPT + 7 others); Fri, 19 Apr 2019 16:03:48 -0400 Received: from mail-pl1-f194.google.com ([209.85.214.194]:33162 "EHLO mail-pl1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726928AbfDSUDs (ORCPT ); Fri, 19 Apr 2019 16:03:48 -0400 Received: by mail-pl1-f194.google.com with SMTP id t16so3040044plo.0 for ; Fri, 19 Apr 2019 13:03:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=ZKeSUUUQGTRmZxCS8jznOXNyqkqOgW2KyZJn0I7vAUM=; b=SkZ8/X33CU6Hpz9cO6mROiWAqKKJtJxcdQDEeXHfyzpHO4HEtbBB+sE8G6T0PCY/g2 psuIm/AUp8q//zTDXwyEXbMBEO+n7cItTTGnmQQTH6nvvYNCx1egayUzi1Z+1cb6+4pi 9T/PG8oHqogftJudKc0/dES01lF65+2AWwvOzW2sYYfxz8k8Jq/33zkuC00q5ku6/gPq y15NzvD1eSDPkUUUEGGITCxMAUwdeOW32tla/g9HfKZmt9DN7HqnH751e81SF/Q55ZLW jB4ngiVZObPG0KXYOyi0nSlBVdwrow40J33AESlyxkQxa2KnvtZFHybcQ+nPFWuJJz3a ECKw== 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; bh=ZKeSUUUQGTRmZxCS8jznOXNyqkqOgW2KyZJn0I7vAUM=; b=ZZFkPV4c2O12WE+qN1g/PeAkDcmiLn5cGiJ3x1U9HXAzH50V1uy4C40ET1LSC1Hiw5 8xfB5PD6tzosctcuYCB2o2lTUCImh+OAFMVwpKXLiY9hFdYzvGnDggjG3SHJCAKFnFn4 pwBUOIcdyglej9i6eW56WjeQJfiyCbhPh8+JkzBx498WwhoTFfxfgxBOxl3SeunaV/JN 7qPOlFst7jC+UaZ8dHyEdXZ9u/07WGCSmS+Z2PRNfRr5spu4KCSa6zrbYnRfK5F3Kvea 0jr3Ol3dcwTsE67Zeuv0zIjxKX2rA/qW+uqpxmTAKA0X/wt/k0IIL7GAYwR9JbmKZiYN cD7Q== X-Gm-Message-State: APjAAAW4sJ/bA9oDVvS9X3GCEZa7FaLcMC9m747OuJSJJwUaOB6/UsUW mWA7kHVNXlx6awxKAII7WEaRiKctHaVy6A== X-Received: by 2002:a17:902:a513:: with SMTP id s19mr3072326plq.97.1555671289558; Fri, 19 Apr 2019 03:54:49 -0700 (PDT) Received: from baolinwangubtpc.spreadtrum.com ([117.18.48.102]) by smtp.gmail.com with ESMTPSA id v189sm6890820pgd.77.2019.04.19.03.54.46 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 19 Apr 2019 03:54:49 -0700 (PDT) From: Baolin Wang To: arnd@arndb.de, robh+dt@kernel.org, mark.rutland@arm.com Cc: broonie@kernel.org, orsonzhai@gmail.com, zhang.lyra@gmail.com, baolin.wang@linaro.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] dt-bindings: soc: sprd: Add Spreadtrum MCDT documentation Date: Fri, 19 Apr 2019 18:54:31 +0800 Message-Id: X-Mailer: git-send-email 1.7.9.5 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add documentation for Spreadtrum multi-channel data transfer controller, which is used for sound stream transmission between audio subsystem and other AP/CP subsystems. Signed-off-by: Baolin Wang --- .../devicetree/bindings/soc/sprd/sprd-mcdt.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/sprd/sprd-mcdt.txt -- 1.7.9.5 diff --git a/Documentation/devicetree/bindings/soc/sprd/sprd-mcdt.txt b/Documentation/devicetree/bindings/soc/sprd/sprd-mcdt.txt new file mode 100644 index 0000000..274ba0a --- /dev/null +++ b/Documentation/devicetree/bindings/soc/sprd/sprd-mcdt.txt @@ -0,0 +1,19 @@ +Spreadtrum Multi-Channel Data Transfer Binding + +The Multi-channel data transfer controller is used for sound stream +transmission between audio subsystem and other AP/CP subsystem. It +supports 10 DAC channel and 10 ADC channel, and each channel can be +configured with DMA mode or interrupt mode. + +Required properties: +- compatible: Should be "sprd,sc9860-mcdt". +- reg: Should contain registers address and length. +- interrupts: Should contain one interrupt shared by all channel. + +Example: + +mcdt@41490000 { + compatible = "sprd,sc9860-mcdt"; + reg = <0 0x41490000 0 0x170>; + interrupts = ; +};