From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 85CF4C282DF for ; Fri, 19 Apr 2019 20:11:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4E6422171F for ; Fri, 19 Apr 2019 20:11:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="SkZ8/X33" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728017AbfDSULu (ORCPT ); Fri, 19 Apr 2019 16:11:50 -0400 Received: from mail-pl1-f193.google.com ([209.85.214.193]:33675 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725895AbfDSULt (ORCPT ); Fri, 19 Apr 2019 16:11:49 -0400 Received: by mail-pl1-f193.google.com with SMTP id t16so3047308plo.0 for ; Fri, 19 Apr 2019 13:11:49 -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=PbpbnqtBBwb6cTgwpOHt/QgNHD/b48Wk/NJWbpGqKYXGmY97FbZAtxIXBi5GIleEFv DTv03mw5QjEFafOZW/iVbfnL+mRkqnXDQUede8hY+XdamgqNEdbSl2lsNhyiTqhZSkKG 7GxLhFU/MLYEXxJF8rKBEmZG7ZHILW3xJ6bzr5WfG+kDRxyi5MyVinChqGgNZqgu4UkQ Hp+ohFQozPG71QBSRgRIFGZoSyA24znak2yvwENZXjVY6udtO45DXXquX6oVlnzPXpkj CKsNrhkYqx31j1XHT7hz/asqX3XC0k9oXsPXwPeHbUWslkrTuTvET9rls0c893zmyRbu gLMg== X-Gm-Message-State: APjAAAU2bvJOJy+ATt7AP4B6c4/wUASriRAYCtgHxP51Z7gS8odR1ued fDtIJ3ann7h/tmYLgoOaetuvaQ== X-Google-Smtp-Source: APXvYqzo/GfaX8iHMaHRgcGhDIXxApkuJ0/5mhuZls9eK1mxeK0g+NlaSi58riMFALB2nJdIgFF/qQ== 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: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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 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 = ; +}; -- 1.7.9.5