linux-kernel - [PATCH v1 2/2] ARM: dts: stm32: Add MDMA support on STM32MP157C

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Message-ID: <1524215707-14642-3-git-send-email-pierre-yves.mordret@st.com>
Date:   Fri, 20 Apr 2018 11:15:07 +0200
From:   Pierre-Yves MORDRET <pierre-yves.mordret@...com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     Pierre-Yves MORDRET <pierre-yves.mordret@...com>
Subject: [PATCH v1 2/2] ARM: dts: stm32: Add MDMA support on STM32MP157C

Activate MDMA for STM32MP157C

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@...com>
---
  Version history:
     v1:
        * Initial
---
---
 arch/arm/boot/dts/stm32mp157c.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index bc3eddc..07cbcde 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -167,6 +167,16 @@
 			#reset-cells = <1>;
 		};
 
+		mdma1: dma@...00000 {
+			compatible = "st,stm32h7-mdma";
+			reg = <0x58000000 0x1000>;
+			interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&rcc MDMA>;
+			#dma-cells = <5>;
+			dma-channels = <32>;
+			dma-requests = <48>;
+		};
+
 		usart1: serial@...00000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x5c000000 0x400>;
-- 
2.7.4