linux-kernel - [PATCH v2 6/7] ARM: dts: stm32: Enable dma by default on stm32f4 adc

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Date:   Thu, 26 Jan 2017 15:28:34 +0100
From:   Fabrice Gasnier <fabrice.gasnier@...com>
To:     <jic23@...nel.org>, <linux@...linux.org.uk>, <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     <linux-iio@...r.kernel.org>, <mark.rutland@....com>,
        <mcoquelin.stm32@...il.com>, <alexandre.torgue@...com>,
        <lars@...afoo.de>, <knaack.h@....de>, <pmeerw@...erw.net>,
        <fabrice.gasnier@...com>, <benjamin.gaignard@...aro.org>,
        <benjamin.gaignard@...com>
Subject: [PATCH v2 6/7] ARM: dts: stm32: Enable dma by default on stm32f4 adc

Configure STM32F4 ADC to use dma by default.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...com>
---
 arch/arm/boot/dts/stm32f429.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 8bf650d..ab42b58 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -416,6 +416,8 @@
 				clocks = <&rcc 0 168>;
 				interrupt-parent = <&adc>;
 				interrupts = <0>;
+				dmas = <&dma2 0 0 0x400 0x0>;
+				dma-names = "rx";
 				status = "disabled";
 			};
 
@@ -426,6 +428,8 @@
 				clocks = <&rcc 0 169>;
 				interrupt-parent = <&adc>;
 				interrupts = <1>;
+				dmas = <&dma2 3 1 0x400 0x0>;
+				dma-names = "rx";
 				status = "disabled";
 			};
 
@@ -436,6 +440,8 @@
 				clocks = <&rcc 0 170>;
 				interrupt-parent = <&adc>;
 				interrupts = <2>;
+				dmas = <&dma2 1 2 0x400 0x0>;
+				dma-names = "rx";
 				status = "disabled";
 			};
 		};
-- 
1.9.1