diff --git a/arch/arm/boot/dts/microchip/sama7d65.dtsi b/arch/arm/boot/dts/microchip/sama7d65.dtsi
index 84bac1d29421..e53e2dd6d530 100644
--- a/arch/arm/boot/dts/microchip/sama7d65.dtsi
+++ b/arch/arm/boot/dts/microchip/sama7d65.dtsi
@@ -506,6 +506,21 @@ flx3: flexcom@e182c000 {
 			#size-cells = <1>;
 			status = "disabled";
 
+			uart3: serial@200 {
+				compatible = "microchip,sama7d65-usart", "atmel,at91sam9260-usart";
+				reg = <0x200 0x200>;
+				interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&pmc PMC_TYPE_PERIPHERAL 37>;
+				clock-names = "usart";
+				dmas = <&dma0 AT91_XDMAC_DT_PERID(12)>,
+				       <&dma0 AT91_XDMAC_DT_PERID(11)>;
+				dma-names = "tx", "rx";
+				atmel,use-dma-rx;
+				atmel,use-dma-tx;
+				atmel,usart-mode = <AT91_USART_MODE_SERIAL>;
+				status = "disabled";
+			};
+
 			i2c3: i2c@600 {
 				compatible = "microchip,sama7d65-i2c", "microchip,sam9x60-i2c";
 				reg = <0x600 0x200>;