From afc4bc891eb8adc6740c5107c8a1f6907a9f37ca Mon Sep 17 00:00:00 2001
From: AmadeusGhost <42570690+AmadeusGhost@users.noreply.github.com>
Date: Mon, 10 Aug 2020 22:09:18 +0800
Subject: [PATCH] ramips: improve ramoops support

(cherry picked from commit b8874d9057a75778eb996f43366f72c742031405)
---
 target/linux/ramips/dts/mt7621.dtsi | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/target/linux/ramips/dts/mt7621.dtsi b/target/linux/ramips/dts/mt7621.dtsi
index 0f7ca13da7..b658532958 100644
--- a/target/linux/ramips/dts/mt7621.dtsi
+++ b/target/linux/ramips/dts/mt7621.dtsi
@@ -33,13 +33,19 @@
 		compatible = "mti,cpu-interrupt-controller";
 	};
 
-	ramoops@3f00000 {
-		compatible = "ramoops";
-		reg = <0x3f00000 0x100000>;
+	reserved-memory {
+		#address-cells = <0x1>;
+		#size-cells = <0x1>;
+		ranges;
 
-		record-size = <0x20000>;
-		console-size = <0x20000>;
-		ftrace-size = <0x40000>;
+		ramoops@3f00000 {
+			compatible = "ramoops";
+			reg = <0x3f00000 0x80000>;
+
+			record-size = <0x10000>;
+			console-size = <0x10000>;
+			ftrace-size = <0x20000>;
+		};
 	};
 
 	aliases {