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

Add DMA support for USART3 on STM32F429 MCU.

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

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index f5ebad826374ade6ddc47135c057e68201d1949c..1c54f9e68723ddede21feb70c621c98353d93b4a 100644 (file)
--- 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 {