From patchwork Fri Sep 28 08:36:29 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierre Yves MORDRET X-Patchwork-Id: 10619165 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6978F174A for ; Fri, 28 Sep 2018 08:37:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5B4E92A783 for ; Fri, 28 Sep 2018 08:37:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4F6FD2A793; Fri, 28 Sep 2018 08:37:19 +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=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B04762A799 for ; Fri, 28 Sep 2018 08:37:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=P6ocatieI2Clv+DIr3pxIXygSjWj8CV4F8wT0eZjzeA=; b=qVlzLf8LdTc0H/ WmBEfchOMym4xVZPd2UG2gcBIcw0mC8j+XT+O25Seo44jnRyzJeKAb638v8VJYnKXnCq9RZsGKtP/ AUTDkLN3EETBmDHU6NnENAVAxSSupcA6KOgP67q+pmnjZTDpda9LP4PRWJpdk7z0pVLDhY+1R5ZtK U7plCrYsgjw2jQizLFSdlZdiva55W8vRCTWtI6sFBsCG5qDkgIZFrpMoeJ3eSeqgmFuLoFf3pclr3 BIQGKGRdcmrLbSbUEffY8wwVGMHxjq9hTwhlSnOH0rxVP31nNlQjTy+fEwJ/eeoiI/AW+FSOXvtiz Gl+f2wRvWjQ+cSQ5iLVg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1g5oGr-0006x3-L5; Fri, 28 Sep 2018 08:37:09 +0000 Received: from mx07-00178001.pphosted.com ([62.209.51.94]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1g5oGm-0006vj-Bk for linux-arm-kernel@lists.infradead.org; Fri, 28 Sep 2018 08:37:06 +0000 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w8S8XgW4011007; Fri, 28 Sep 2018 10:36:53 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2mnb6y0f2r-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Fri, 28 Sep 2018 10:36:53 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 44B6E3F; Fri, 28 Sep 2018 08:36:52 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag5node2.st.com [10.75.127.14]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id F36DB2633; Fri, 28 Sep 2018 08:36:51 +0000 (GMT) Received: from localhost (10.75.127.44) by SFHDAG5NODE2.st.com (10.75.127.14) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Fri, 28 Sep 2018 10:36:50 +0200 From: Pierre-Yves MORDRET To: Vinod Koul , Rob Herring , Mark Rutland , Alexandre Torgue , Maxime Coquelin , Dan Williams , , , , Subject: [PATCH v2 2/7] dt-bindings: stm32-dmamux: Add one cell to support DMA/MDMA chain Date: Fri, 28 Sep 2018 10:36:29 +0200 Message-ID: <1538123794-17085-3-git-send-email-pierre-yves.mordret@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1538123794-17085-1-git-send-email-pierre-yves.mordret@st.com> References: <1538123794-17085-1-git-send-email-pierre-yves.mordret@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.44] X-ClientProxiedBy: SFHDAG3NODE3.st.com (10.75.127.9) To SFHDAG5NODE2.st.com (10.75.127.14) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-09-28_03:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180928_013704_715601_9080244F X-CRM114-Status: GOOD ( 13.56 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Pierre-Yves MORDRET Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: M'boumba Cedric Madianga Add one cell to support DMA/MDMA chaining. Signed-off-by: Pierre-Yves MORDRET --- Version history: v1: * Initial --- --- Documentation/devicetree/bindings/dma/stm32-dmamux.txt | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/dma/stm32-dmamux.txt b/Documentation/devicetree/bindings/dma/stm32-dmamux.txt index 1b893b2..5e92b59 100644 --- a/Documentation/devicetree/bindings/dma/stm32-dmamux.txt +++ b/Documentation/devicetree/bindings/dma/stm32-dmamux.txt @@ -4,9 +4,9 @@ Required properties: - compatible: "st,stm32h7-dmamux" - reg: Memory map for accessing module - #dma-cells: Should be set to <3>. - First parameter is request line number. - Second is DMA channel configuration - Third is Fifo threshold +- First parameter is request line number. +- Second is DMA channel configuration +- Third is a 32bit bitfield For more details about the three cells, please see stm32-dma.txt documentation binding file - dma-masters: Phandle pointing to the DMA controllers.