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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY, 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 4F72AC04EBF for ; Wed, 5 Dec 2018 08:43:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1F0A920851 for ; Wed, 5 Dec 2018 08:43:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1F0A920851 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727441AbeLEInz (ORCPT ); Wed, 5 Dec 2018 03:43:55 -0500 Received: from mailgw02.mediatek.com ([210.61.82.184]:64593 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726924AbeLEInx (ORCPT ); Wed, 5 Dec 2018 03:43:53 -0500 X-UUID: f6d88bf2573f40bc81aa1900f3348e9c-20181205 X-UUID: f6d88bf2573f40bc81aa1900f3348e9c-20181205 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1187418380; Wed, 05 Dec 2018 16:43:39 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 5 Dec 2018 16:43:22 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 5 Dec 2018 16:43:21 +0800 From: Long Cheng To: Vinod Koul , Rob Herring , Mark Rutland CC: Matthias Brugger , Dan Williams , Greg Kroah-Hartman , Jiri Slaby , Sean Wang , Long Cheng , , , , , , , , Yingjoe Chen , YT Shen Subject: [PATCH v2 1/4] dt-bindings: dma: uart: add uart dma bindings Date: Wed, 5 Dec 2018 16:42:57 +0800 Message-ID: <1543999380-7946-2-git-send-email-long.cheng@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1543999380-7946-1-git-send-email-long.cheng@mediatek.com> References: <1543999380-7946-1-git-send-email-long.cheng@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-SNTS-SMTP: 077C88C37235333F8E8FBFDEFE7CDB730C0B7FBE487852117541DCB7F1786BD92000:8 X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org add uart dma bindings Signed-off-by: Long Cheng Reviewed-by: Rob Herring --- .../devicetree/bindings/dma/8250_mtk_dma.txt | 33 ++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/8250_mtk_dma.txt diff --git a/Documentation/devicetree/bindings/dma/8250_mtk_dma.txt b/Documentation/devicetree/bindings/dma/8250_mtk_dma.txt new file mode 100644 index 0000000..3fe0961 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/8250_mtk_dma.txt @@ -0,0 +1,33 @@ +* Mediatek UART APDMA Controller + +Required properties: +- compatible should contain: + * "mediatek,mt2712-uart-dma" for MT2712 compatible APDMA + * "mediatek,mt6577-uart-dma" for MT6577 and all of the above + +- reg: The base address of the APDMA register bank. + +- interrupts: A single interrupt specifier. + +- clocks : Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. +- clock-names: The APDMA clock for register accesses + +Examples: + + apdma: dma-controller@11000380 { + compatible = "mediatek,mt2712-uart-dma"; + reg = <0 0x11000380 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + clocks = <&pericfg CLK_PERI_AP_DMA>; + clock-names = "apdma"; + #dma-cells = <1>; + }; + -- 1.7.9.5