[PATCH] ARM: DT: STM32: add dma for usart3 on F429
Alexandre TORGUE
alexandre.torgue at st.com
Mon Oct 24 06:31:07 PDT 2016
Add DMA support for USART3 on STM32F429 MCU.
Signed-off-by: Alexandre TORGUE <alexandre.torgue at st.com>
diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 11e8a69..0596d60 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -122,6 +122,9 @@
interrupts = <39>;
clocks = <&rcc 0 146>;
status = "disabled";
+ dmas = <&dma1 1 4 0x400 0x0>,
+ <&dma1 3 4 0x400 0x0>;
+ dma-names = "rx", "tx";
};
usart4: serial at 40004c00 {
--
1.9.1
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