Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752008AbdI2Jil (ORCPT ); Fri, 29 Sep 2017 05:38:41 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:59874 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750926AbdI2Jij (ORCPT ); Fri, 29 Sep 2017 05:38:39 -0400 From: Pierre-Yves MORDRET To: Rob Herring , Mark Rutland , Russell King , Maxime Coquelin , Alexandre Torgue CC: , , , Pierre-Yves MORDRET Subject: [PATCH v2] ARM: dts: stm32: Add DMAMUX support for STM32H743 SoC Date: Fri, 29 Sep 2017 11:37:48 +0200 Message-ID: <1506677868-16039-1-git-send-email-pierre-yves.mordret@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.44] X-ClientProxiedBy: SFHDAG4NODE2.st.com (10.75.127.11) To SFHDAG5NODE2.st.com (10.75.127.14) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-09-29_03:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1127 Lines: 49 This patch adds DMAMUX support for STM32H743 SoC. Signed-off-by: Pierre-Yves MORDRET --- Version history: v2: * Update DTS to be compliant with up-streamed bindings v1: * Initial --- --- arch/arm/boot/dts/stm32h743.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi index c8e1137..ee29bbe 100644 --- a/arch/arm/boot/dts/stm32h743.dtsi +++ b/arch/arm/boot/dts/stm32h743.dtsi @@ -207,6 +207,7 @@ <47>; clocks = <&timer_clk>; #dma-cells = <4>; + dma-requests = <8>; st,mem2mem; }; @@ -223,9 +224,20 @@ <70>; clocks = <&timer_clk>; #dma-cells = <4>; + dma-requests = <8>; st,mem2mem; }; + dmamux1: dma-router@40020800 { + compatible = "st,stm32h7-dmamux"; + reg = <0x40020800 0x1c>; + #dma-cells = <3>; + dma-channels = <16>; + dma-requests = <128>; + dma-masters = <&dma1 &dma2>; + clocks = <&timer_clk>; + }; + mdma1: dma@52000000 { compatible = "st,stm32h7-mdma"; reg = <0x52000000 0x1000>; -- 2.7.4