--- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi	2020-12-26 18:07:15.666727654 +0200
+++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi	2020-12-26 18:13:13.061143555 +0200
@@ -148,6 +148,26 @@
 		method = "smc";
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		drm_logo: drm-logo@00000000 {
+			compatible = "rockchip,drm-logo";
+			reg = <0x0 0x0 0x0 0x0>;
+		};
+
+		ramoops: ramoops@110000 {
+			compatible = "ramoops";
+			reg = <0x0 0x110000 0x0 0xf0000>;
+			record-size = <0x30000>;
+			console-size = <0xc0000>;
+			ftrace-size = <0x00000>;
+			pmsg-size = <0x00000>;
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,