linux-kernel - [PATCH v4 3/4] ARM: dts: stm32: Add MDMA support for STM32H743 SoC

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Message-ID: <1503671466-32029-4-git-send-email-pierre-yves.mordret@st.com>
Date:   Fri, 25 Aug 2017 16:31:05 +0200
From:   Pierre-Yves MORDRET <pierre-yves.mordret@...com>
To:     Vinod Koul <vinod.koul@...el.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Russell King <linux@...linux.org.uk>,
        Dan Williams <dan.j.williams@...el.com>,
        "M'boumba Cedric Madianga" <cedric.madianga@...il.com>,
        Fabrice GASNIER <fabrice.gasnier@...com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Fabien DESSENNE <fabien.dessenne@...com>,
        Amelie Delaunay <amelie.delaunay@...com>,
        Pierre-Yves MORDRET <pierre-yves.mordret@...com>,
        <dmaengine@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v4 3/4] ARM: dts: stm32: Add MDMA support for STM32H743 SoC

This patch adds MDMA support for STM32H743 SoC.

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@...com>
---
 Version history:
    v4:
    v3:
        * None
    v2:
        * Add MDMA support in DT for H7
---
---
 arch/arm/boot/dts/stm32h743.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi
index 36a99db..af44eae 100644
--- a/arch/arm/boot/dts/stm32h743.dtsi
+++ b/arch/arm/boot/dts/stm32h743.dtsi
@@ -82,6 +82,16 @@
 			interrupts = <50>;
 			clocks = <&timer_clk>;
 		};
+
+		mdma1: dma@...00000 {
+			compatible = "st,stm32h7-mdma";
+			reg = <0x52000000 0x1000>;
+			interrupts = <122>;
+			clocks = <&timer_clk>;
+			#dma-cells = <5>;
+			dma-channels = <16>;
+			dma-requests = <32>;
+		};
 	};
 };
 
-- 
2.7.4