diff mbox

ARM: DT: STM32: add dma for usart3 on F429

Message ID 1477315867-21720-1-git-send-email-alexandre.torgue@st.com (mailing list archive)
State New, archived
Headers show

Commit Message

Alexandre TORGUE Oct. 24, 2016, 1:31 p.m. UTC 
Add DMA support for USART3 on STM32F429 MCU.

Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>
diff mbox

Patch

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@40004c00 {