diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
index 4fbb089cf5ad3c1f96a15f504ee433ff06b724df..00de62dc0042f1445851d1cb84c2cbea3e28d25f 100644
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -66,14 +66,14 @@
 		timer@20200 {
 			compatible = "arm,cortex-a9-global-timer";
 			reg = <0x20200 0x100>;
-			interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
 			clocks = <&periph_clk>;
 		};
 
 		local-timer@20600 {
 			compatible = "arm,cortex-a9-twd-timer";
 			reg = <0x20600 0x100>;
-			interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>;
 			clocks = <&periph_clk>;
 		};
 
diff --git a/arch/arm/boot/dts/bcm953012k.dts b/arch/arm/boot/dts/bcm953012k.dts
index bfd923096a8c1f5487b4bed2302ee8c784c395c7..ae31a5826e918ec58fc1948df0f9998664b7064f 100644
--- a/arch/arm/boot/dts/bcm953012k.dts
+++ b/arch/arm/boot/dts/bcm953012k.dts
@@ -48,15 +48,14 @@
 	};
 
 	memory {
-		reg = <0x00000000 0x10000000>;
+		reg = <0x80000000 0x10000000>;
 	};
 };
 
 &uart0 {
-	clock-frequency = <62499840>;
+	status = "okay";
 };
 
 &uart1 {
-	clock-frequency = <62499840>;
 	status = "okay";
 };