diff --git a/target/linux/mediatek/dts/mt7622-buffalo-wsr-2533dhp2.dts b/target/linux/mediatek/dts/mt7622-buffalo-wsr-2533dhp2.dts
index b8fac373a0..8f24690a3c 100644
--- a/target/linux/mediatek/dts/mt7622-buffalo-wsr-2533dhp2.dts
+++ b/target/linux/mediatek/dts/mt7622-buffalo-wsr-2533dhp2.dts
@@ -11,8 +11,9 @@
 		label-mac-device = &gmac0;
 	};
 
-	memory {
-		reg = <0 0x40000000 0 0x0F000000>;
+	memory@40000000 {
+		reg = <0 0x40000000 0 0x0f000000>;
+		device_type = "memory";
 	};
 
 	rtkgsw: rtkgsw@0 {
diff --git a/target/linux/mediatek/dts/mt7622-buffalo-wsr-3200ax4s.dts b/target/linux/mediatek/dts/mt7622-buffalo-wsr-3200ax4s.dts
index 82cc970fdd..dee8c77341 100644
--- a/target/linux/mediatek/dts/mt7622-buffalo-wsr-3200ax4s.dts
+++ b/target/linux/mediatek/dts/mt7622-buffalo-wsr-3200ax4s.dts
@@ -7,8 +7,9 @@
 	model = "Buffalo WSR-3200AX4S";
 	compatible = "buffalo,wsr-3200ax4s", "mediatek,mt7622";
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x1f000000>;
+		device_type = "memory";
 	};
 };
 
diff --git a/target/linux/mediatek/dts/mt7622-dlink-eagle-pro-ai-ax3200-a1.dtsi b/target/linux/mediatek/dts/mt7622-dlink-eagle-pro-ai-ax3200-a1.dtsi
index 8bd58bfe85..ae92fedc58 100644
--- a/target/linux/mediatek/dts/mt7622-dlink-eagle-pro-ai-ax3200-a1.dtsi
+++ b/target/linux/mediatek/dts/mt7622-dlink-eagle-pro-ai-ax3200-a1.dtsi
@@ -45,8 +45,9 @@
 		};
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 };
 
diff --git a/target/linux/mediatek/dts/mt7622-elecom-wrc-2533gent.dts b/target/linux/mediatek/dts/mt7622-elecom-wrc-2533gent.dts
index 7fe5d02e1a..5f8bb3ded8 100644
--- a/target/linux/mediatek/dts/mt7622-elecom-wrc-2533gent.dts
+++ b/target/linux/mediatek/dts/mt7622-elecom-wrc-2533gent.dts
@@ -134,8 +134,9 @@
 		enable-active-high;
 	};
 
-	memory {
-		reg = <0 0x40000000 0 0x3F000000>;
+	memory@40000000 {
+		reg = <0 0x40000000 0 0x3f000000>;
+		device_type = "memory";
 	};
 
 	reg_1p8v: regulator-1p8v {
diff --git a/target/linux/mediatek/dts/mt7622-elecom-wrc-x3200gst3.dts b/target/linux/mediatek/dts/mt7622-elecom-wrc-x3200gst3.dts
index 2bf4a33a50..b437fe1b3a 100644
--- a/target/linux/mediatek/dts/mt7622-elecom-wrc-x3200gst3.dts
+++ b/target/linux/mediatek/dts/mt7622-elecom-wrc-x3200gst3.dts
@@ -25,8 +25,9 @@
 		bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n8 swiotlb=512";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x1f000000>;
+		device_type = "memory";
 	};
 
 	leds {
diff --git a/target/linux/mediatek/dts/mt7622-linksys-e8450.dtsi b/target/linux/mediatek/dts/mt7622-linksys-e8450.dtsi
index 48b25f7a4a..882ab841a7 100644
--- a/target/linux/mediatek/dts/mt7622-linksys-e8450.dtsi
+++ b/target/linux/mediatek/dts/mt7622-linksys-e8450.dtsi
@@ -80,8 +80,9 @@
 		};
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	reg_1p8v: regulator-1p8v {
diff --git a/target/linux/mediatek/dts/mt7622-netgear-wax206.dts b/target/linux/mediatek/dts/mt7622-netgear-wax206.dts
index ab512e7894..6399743223 100644
--- a/target/linux/mediatek/dts/mt7622-netgear-wax206.dts
+++ b/target/linux/mediatek/dts/mt7622-netgear-wax206.dts
@@ -108,8 +108,9 @@
 		};
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 };
 
diff --git a/target/linux/mediatek/dts/mt7622-ruijie-rg-ew3200.dtsi b/target/linux/mediatek/dts/mt7622-ruijie-rg-ew3200.dtsi
index 24ed92788e..0344d3dc6e 100644
--- a/target/linux/mediatek/dts/mt7622-ruijie-rg-ew3200.dtsi
+++ b/target/linux/mediatek/dts/mt7622-ruijie-rg-ew3200.dtsi
@@ -71,8 +71,9 @@
 		};
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 };
 
diff --git a/target/linux/mediatek/dts/mt7622-smartrg-SDG-841-t6.dts b/target/linux/mediatek/dts/mt7622-smartrg-SDG-841-t6.dts
index 05fd74a7d3..8cf18f5e07 100644
--- a/target/linux/mediatek/dts/mt7622-smartrg-SDG-841-t6.dts
+++ b/target/linux/mediatek/dts/mt7622-smartrg-SDG-841-t6.dts
@@ -90,8 +90,9 @@
 		};
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0x0 0x40000000 0x0 0x40000000>;
+		device_type = "memory";
 	};
 
 	reserved-memory {
diff --git a/target/linux/mediatek/dts/mt7622-ubnt-unifi-6-lr.dtsi b/target/linux/mediatek/dts/mt7622-ubnt-unifi-6-lr.dtsi
index 783b0c388e..f23b151968 100644
--- a/target/linux/mediatek/dts/mt7622-ubnt-unifi-6-lr.dtsi
+++ b/target/linux/mediatek/dts/mt7622-ubnt-unifi-6-lr.dtsi
@@ -45,8 +45,9 @@
 		};
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x3f000000>;
+		device_type = "memory";
 	};
 
 	reg_1p8v: regulator-1p8v {
diff --git a/target/linux/mediatek/dts/mt7622-xiaomi-redmi-router-ax6s.dts b/target/linux/mediatek/dts/mt7622-xiaomi-redmi-router-ax6s.dts
index ebc8731bc7..d3187cc383 100644
--- a/target/linux/mediatek/dts/mt7622-xiaomi-redmi-router-ax6s.dts
+++ b/target/linux/mediatek/dts/mt7622-xiaomi-redmi-router-ax6s.dts
@@ -26,8 +26,9 @@
 		bootargs = "earlycon=uart8250,mmio32,0x11002000 swiotlb=512 ubi.block=0,fit root=/dev/fit0";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x8000000>;
+		device_type = "memory";
 	};
 
 	leds {
diff --git a/target/linux/mediatek/dts/mt7981a-comfast-cf-e393ax.dts b/target/linux/mediatek/dts/mt7981a-comfast-cf-e393ax.dts
index 8f7598fc7c..1cf13ff6a9 100644
--- a/target/linux/mediatek/dts/mt7981a-comfast-cf-e393ax.dts
+++ b/target/linux/mediatek/dts/mt7981a-comfast-cf-e393ax.dts
@@ -20,8 +20,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>; // 256mb
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-abt-asr3000.dts b/target/linux/mediatek/dts/mt7981b-abt-asr3000.dts
index 2b0d39b2c2..651d6461c7 100644
--- a/target/linux/mediatek/dts/mt7981b-abt-asr3000.dts
+++ b/target/linux/mediatek/dts/mt7981b-abt-asr3000.dts
@@ -25,6 +25,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-asus-rt-ax52.dts b/target/linux/mediatek/dts/mt7981b-asus-rt-ax52.dts
index 34cc8ee131..604d318eae 100644
--- a/target/linux/mediatek/dts/mt7981b-asus-rt-ax52.dts
+++ b/target/linux/mediatek/dts/mt7981b-asus-rt-ax52.dts
@@ -19,8 +19,9 @@
 		bootargs-override = "";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7981b-cetron-ct3003.dts b/target/linux/mediatek/dts/mt7981b-cetron-ct3003.dts
index 11ff28b19f..285c721d76 100644
--- a/target/linux/mediatek/dts/mt7981b-cetron-ct3003.dts
+++ b/target/linux/mediatek/dts/mt7981b-cetron-ct3003.dts
@@ -24,8 +24,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-cmcc-a10.dtsi b/target/linux/mediatek/dts/mt7981b-cmcc-a10.dtsi
index 91644746a6..2029537518 100644
--- a/target/linux/mediatek/dts/mt7981b-cmcc-a10.dtsi
+++ b/target/linux/mediatek/dts/mt7981b-cmcc-a10.dtsi
@@ -24,6 +24,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-cmcc-rax3000m.dts b/target/linux/mediatek/dts/mt7981b-cmcc-rax3000m.dts
index a6803fe7da..36e77eb2c8 100644
--- a/target/linux/mediatek/dts/mt7981b-cmcc-rax3000m.dts
+++ b/target/linux/mediatek/dts/mt7981b-cmcc-rax3000m.dts
@@ -27,8 +27,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-creatlentem-clt-r30b1-common.dtsi b/target/linux/mediatek/dts/mt7981b-creatlentem-clt-r30b1-common.dtsi
index 90d9ea04a1..17b820252f 100644
--- a/target/linux/mediatek/dts/mt7981b-creatlentem-clt-r30b1-common.dtsi
+++ b/target/linux/mediatek/dts/mt7981b-creatlentem-clt-r30b1-common.dtsi
@@ -55,8 +55,9 @@
 		};
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 };
 
diff --git a/target/linux/mediatek/dts/mt7981b-gatonetworks-gdsp.dts b/target/linux/mediatek/dts/mt7981b-gatonetworks-gdsp.dts
index 2719b17656..fd08f724b5 100644
--- a/target/linux/mediatek/dts/mt7981b-gatonetworks-gdsp.dts
+++ b/target/linux/mediatek/dts/mt7981b-gatonetworks-gdsp.dts
@@ -22,8 +22,9 @@
 		rootdisk = <&firmware>;
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	reg_3p3v: regulator-3p3v {
diff --git a/target/linux/mediatek/dts/mt7981b-h3c-magic-nx30-pro.dts b/target/linux/mediatek/dts/mt7981b-h3c-magic-nx30-pro.dts
index dc62eeefd1..2f141b8c7a 100644
--- a/target/linux/mediatek/dts/mt7981b-h3c-magic-nx30-pro.dts
+++ b/target/linux/mediatek/dts/mt7981b-h3c-magic-nx30-pro.dts
@@ -25,8 +25,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-huasifei-wh3000.dts b/target/linux/mediatek/dts/mt7981b-huasifei-wh3000.dts
index 3f58ae42a1..4c1bae087c 100644
--- a/target/linux/mediatek/dts/mt7981b-huasifei-wh3000.dts
+++ b/target/linux/mediatek/dts/mt7981b-huasifei-wh3000.dts
@@ -60,6 +60,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 };
 
diff --git a/target/linux/mediatek/dts/mt7981b-jcg-q30-pro.dts b/target/linux/mediatek/dts/mt7981b-jcg-q30-pro.dts
index a571d9afde..0045c452a7 100644
--- a/target/linux/mediatek/dts/mt7981b-jcg-q30-pro.dts
+++ b/target/linux/mediatek/dts/mt7981b-jcg-q30-pro.dts
@@ -26,8 +26,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-mercusys-mr80x-v3.dts b/target/linux/mediatek/dts/mt7981b-mercusys-mr80x-v3.dts
index 377c1c71fd..0db7a61f0d 100644
--- a/target/linux/mediatek/dts/mt7981b-mercusys-mr80x-v3.dts
+++ b/target/linux/mediatek/dts/mt7981b-mercusys-mr80x-v3.dts
@@ -22,8 +22,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7981b-nokia-ea0326gmp.dts b/target/linux/mediatek/dts/mt7981b-nokia-ea0326gmp.dts
index 5865d9f1a7..707ec2b4ee 100644
--- a/target/linux/mediatek/dts/mt7981b-nokia-ea0326gmp.dts
+++ b/target/linux/mediatek/dts/mt7981b-nokia-ea0326gmp.dts
@@ -26,6 +26,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-openembed-som7981.dts b/target/linux/mediatek/dts/mt7981b-openembed-som7981.dts
index 61465d9011..4c3f80ed5e 100644
--- a/target/linux/mediatek/dts/mt7981b-openembed-som7981.dts
+++ b/target/linux/mediatek/dts/mt7981b-openembed-som7981.dts
@@ -25,6 +25,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	beeper {
diff --git a/target/linux/mediatek/dts/mt7981b-openwrt-one.dts b/target/linux/mediatek/dts/mt7981b-openwrt-one.dts
index d1a24db38a..18a569daf8 100644
--- a/target/linux/mediatek/dts/mt7981b-openwrt-one.dts
+++ b/target/linux/mediatek/dts/mt7981b-openwrt-one.dts
@@ -22,8 +22,9 @@
 		rootdisk = <&ubi_fit_volume>;
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	reg_3p3v: regulator-3p3v {
diff --git a/target/linux/mediatek/dts/mt7981b-qihoo-360t7.dts b/target/linux/mediatek/dts/mt7981b-qihoo-360t7.dts
index db7fa5e870..67ea2ff4c5 100644
--- a/target/linux/mediatek/dts/mt7981b-qihoo-360t7.dts
+++ b/target/linux/mediatek/dts/mt7981b-qihoo-360t7.dts
@@ -25,8 +25,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-routerich-ax3000-common.dtsi b/target/linux/mediatek/dts/mt7981b-routerich-ax3000-common.dtsi
index 9b41774b88..38fb371d8a 100644
--- a/target/linux/mediatek/dts/mt7981b-routerich-ax3000-common.dtsi
+++ b/target/linux/mediatek/dts/mt7981b-routerich-ax3000-common.dtsi
@@ -108,8 +108,9 @@
 		};
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 };
 
diff --git a/target/linux/mediatek/dts/mt7981b-tplink-fr365v1.dts b/target/linux/mediatek/dts/mt7981b-tplink-fr365v1.dts
index af6fa90d7e..5815f84912 100644
--- a/target/linux/mediatek/dts/mt7981b-tplink-fr365v1.dts
+++ b/target/linux/mediatek/dts/mt7981b-tplink-fr365v1.dts
@@ -23,8 +23,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-xiaomi-mi-router-common.dtsi b/target/linux/mediatek/dts/mt7981b-xiaomi-mi-router-common.dtsi
index ceb238bde2..4ff39064d5 100644
--- a/target/linux/mediatek/dts/mt7981b-xiaomi-mi-router-common.dtsi
+++ b/target/linux/mediatek/dts/mt7981b-xiaomi-mi-router-common.dtsi
@@ -19,8 +19,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-zbtlink-zbt-z8102ax.dts b/target/linux/mediatek/dts/mt7981b-zbtlink-zbt-z8102ax.dts
index c0f7fff801..80dd203560 100644
--- a/target/linux/mediatek/dts/mt7981b-zbtlink-zbt-z8102ax.dts
+++ b/target/linux/mediatek/dts/mt7981b-zbtlink-zbt-z8102ax.dts
@@ -22,8 +22,9 @@
 		bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7981b-zbtlink-zbt-z8103ax.dts b/target/linux/mediatek/dts/mt7981b-zbtlink-zbt-z8103ax.dts
index 67b1eef411..ee066cf538 100644
--- a/target/linux/mediatek/dts/mt7981b-zbtlink-zbt-z8103ax.dts
+++ b/target/linux/mediatek/dts/mt7981b-zbtlink-zbt-z8103ax.dts
@@ -22,8 +22,9 @@
 		bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7986a-acer-predator-w6x.dts b/target/linux/mediatek/dts/mt7986a-acer-predator-w6x.dts
index d46497ec33..c80f80e1cf 100644
--- a/target/linux/mediatek/dts/mt7986a-acer-predator-w6x.dts
+++ b/target/linux/mediatek/dts/mt7986a-acer-predator-w6x.dts
@@ -19,8 +19,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory@0 {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	reg_1p8v: regulator-1p8v {
diff --git a/target/linux/mediatek/dts/mt7986a-acer-w6-common.dtsi b/target/linux/mediatek/dts/mt7986a-acer-w6-common.dtsi
index 8b35ce2517..f0df588473 100644
--- a/target/linux/mediatek/dts/mt7986a-acer-w6-common.dtsi
+++ b/target/linux/mediatek/dts/mt7986a-acer-w6-common.dtsi
@@ -12,8 +12,9 @@
 		bootargs = "dm-mod.create=\"acer,,,ro,0 1 zero 1 0 0 0\" rootfstype=squashfs,ext4 rootwait root=/dev/mmcblk0p6 fstools_ignore_partname=1";
 	};
 
-	memory@0 {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	reg_1p8v: regulator-1p8v {
diff --git a/target/linux/mediatek/dts/mt7986a-asus-rt-ax59u.dts b/target/linux/mediatek/dts/mt7986a-asus-rt-ax59u.dts
index 7e0c05618f..d213c76793 100644
--- a/target/linux/mediatek/dts/mt7986a-asus-rt-ax59u.dts
+++ b/target/linux/mediatek/dts/mt7986a-asus-rt-ax59u.dts
@@ -26,8 +26,9 @@
 		bootargs-override = "";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7986a-asus-tuf-ax4200.dts b/target/linux/mediatek/dts/mt7986a-asus-tuf-ax4200.dts
index f055118398..712584a3af 100644
--- a/target/linux/mediatek/dts/mt7986a-asus-tuf-ax4200.dts
+++ b/target/linux/mediatek/dts/mt7986a-asus-tuf-ax4200.dts
@@ -25,8 +25,9 @@
 		bootargs-override = "";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7986a-asus-tuf-ax6000.dts b/target/linux/mediatek/dts/mt7986a-asus-tuf-ax6000.dts
index 4d5c8410a3..e0faaaa11b 100644
--- a/target/linux/mediatek/dts/mt7986a-asus-tuf-ax6000.dts
+++ b/target/linux/mediatek/dts/mt7986a-asus-tuf-ax6000.dts
@@ -25,8 +25,9 @@
 		bootargs-override = "";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7986a-bananapi-bpi-r3-mini.dts b/target/linux/mediatek/dts/mt7986a-bananapi-bpi-r3-mini.dts
index f39fd96596..6808db80fe 100644
--- a/target/linux/mediatek/dts/mt7986a-bananapi-bpi-r3-mini.dts
+++ b/target/linux/mediatek/dts/mt7986a-bananapi-bpi-r3-mini.dts
@@ -32,8 +32,9 @@
 		rootdisk-spim-nand = <&nand_rootdisk>;
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x80000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7986a-dlink-aquila-pro-ai-m60-a1.dts b/target/linux/mediatek/dts/mt7986a-dlink-aquila-pro-ai-m60-a1.dts
index 10c53596e5..97a96aadea 100644
--- a/target/linux/mediatek/dts/mt7986a-dlink-aquila-pro-ai-m60-a1.dts
+++ b/target/linux/mediatek/dts/mt7986a-dlink-aquila-pro-ai-m60-a1.dts
@@ -26,6 +26,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7986a-jdcloud-re-cp-03.dts b/target/linux/mediatek/dts/mt7986a-jdcloud-re-cp-03.dts
index 286c24a9f1..a318ad1ae4 100644
--- a/target/linux/mediatek/dts/mt7986a-jdcloud-re-cp-03.dts
+++ b/target/linux/mediatek/dts/mt7986a-jdcloud-re-cp-03.dts
@@ -30,6 +30,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7986a-netcore-n60-pro.dts b/target/linux/mediatek/dts/mt7986a-netcore-n60-pro.dts
index 3af7792971..786c5eb312 100644
--- a/target/linux/mediatek/dts/mt7986a-netcore-n60-pro.dts
+++ b/target/linux/mediatek/dts/mt7986a-netcore-n60-pro.dts
@@ -28,6 +28,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7986a-netcore-n60.dts b/target/linux/mediatek/dts/mt7986a-netcore-n60.dts
index 484c93d4a7..6ab0f497c3 100644
--- a/target/linux/mediatek/dts/mt7986a-netcore-n60.dts
+++ b/target/linux/mediatek/dts/mt7986a-netcore-n60.dts
@@ -26,8 +26,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x10000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7986a-ruijie-rg-x60-pro.dts b/target/linux/mediatek/dts/mt7986a-ruijie-rg-x60-pro.dts
index 9f40fec043..3628ad00e1 100644
--- a/target/linux/mediatek/dts/mt7986a-ruijie-rg-x60-pro.dts
+++ b/target/linux/mediatek/dts/mt7986a-ruijie-rg-x60-pro.dts
@@ -25,6 +25,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7986a-tplink-archer-ax80-v1.dts b/target/linux/mediatek/dts/mt7986a-tplink-archer-ax80-v1.dts
index 841501c7cf..12f03e1fda 100644
--- a/target/linux/mediatek/dts/mt7986a-tplink-archer-ax80-v1.dts
+++ b/target/linux/mediatek/dts/mt7986a-tplink-archer-ax80-v1.dts
@@ -25,6 +25,7 @@
 
 	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	gpio-keys {
diff --git a/target/linux/mediatek/dts/mt7986a-tplink-tl-xdr-common.dtsi b/target/linux/mediatek/dts/mt7986a-tplink-tl-xdr-common.dtsi
index 1649b0775d..0056f6f224 100644
--- a/target/linux/mediatek/dts/mt7986a-tplink-tl-xdr-common.dtsi
+++ b/target/linux/mediatek/dts/mt7986a-tplink-tl-xdr-common.dtsi
@@ -22,8 +22,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	reg_3p3v: regulator-3p3v {
diff --git a/target/linux/mediatek/dts/mt7986a-tplink-tl-xtr8488.dts b/target/linux/mediatek/dts/mt7986a-tplink-tl-xtr8488.dts
index e3d3aa37b2..c2ed7c9a28 100644
--- a/target/linux/mediatek/dts/mt7986a-tplink-tl-xtr8488.dts
+++ b/target/linux/mediatek/dts/mt7986a-tplink-tl-xtr8488.dts
@@ -26,8 +26,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	reg_3p3v: regulator-3p3v {
diff --git a/target/linux/mediatek/dts/mt7986a-xiaomi-redmi-router-ax6000.dtsi b/target/linux/mediatek/dts/mt7986a-xiaomi-redmi-router-ax6000.dtsi
index fe3e760914..3375434393 100644
--- a/target/linux/mediatek/dts/mt7986a-xiaomi-redmi-router-ax6000.dtsi
+++ b/target/linux/mediatek/dts/mt7986a-xiaomi-redmi-router-ax6000.dtsi
@@ -20,8 +20,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7986a-zyxel-ex5601-t0-common.dtsi b/target/linux/mediatek/dts/mt7986a-zyxel-ex5601-t0-common.dtsi
index b68f386e8b..86c08138ac 100644
--- a/target/linux/mediatek/dts/mt7986a-zyxel-ex5601-t0-common.dtsi
+++ b/target/linux/mediatek/dts/mt7986a-zyxel-ex5601-t0-common.dtsi
@@ -23,8 +23,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	reg_1p8v: regulator-1p8v {
diff --git a/target/linux/mediatek/dts/mt7986a-zyxel-ex5700-telenor.dts b/target/linux/mediatek/dts/mt7986a-zyxel-ex5700-telenor.dts
index 20e9146e2a..c2a0ef2ab0 100644
--- a/target/linux/mediatek/dts/mt7986a-zyxel-ex5700-telenor.dts
+++ b/target/linux/mediatek/dts/mt7986a-zyxel-ex5700-telenor.dts
@@ -27,8 +27,9 @@
 		bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	reg_3p3v: regulator-3p3v {
diff --git a/target/linux/mediatek/dts/mt7986b-mercusys-mr90x-v1-common.dtsi b/target/linux/mediatek/dts/mt7986b-mercusys-mr90x-v1-common.dtsi
index 5522c58af2..964c17e821 100644
--- a/target/linux/mediatek/dts/mt7986b-mercusys-mr90x-v1-common.dtsi
+++ b/target/linux/mediatek/dts/mt7986b-mercusys-mr90x-v1-common.dtsi
@@ -21,8 +21,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7986b-tplink-re6000xd.dts b/target/linux/mediatek/dts/mt7986b-tplink-re6000xd.dts
index 44a5e21e7c..12e264073d 100644
--- a/target/linux/mediatek/dts/mt7986b-tplink-re6000xd.dts
+++ b/target/linux/mediatek/dts/mt7986b-tplink-re6000xd.dts
@@ -24,8 +24,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	keys {
diff --git a/target/linux/mediatek/dts/mt7988a-smartrg-mt-stuart.dtsi b/target/linux/mediatek/dts/mt7988a-smartrg-mt-stuart.dtsi
index a0a8804726..a8eeebda6c 100644
--- a/target/linux/mediatek/dts/mt7988a-smartrg-mt-stuart.dtsi
+++ b/target/linux/mediatek/dts/mt7988a-smartrg-mt-stuart.dtsi
@@ -27,8 +27,9 @@
 		bootargs = "console=ttyS0,115200n1 pci=pcie_bus_perf root=PARTLABEL=rootfs";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0x0 0x40000000 0x0 0x40000000>;
+		device_type = "memory";
 	};
 
 	reserved-memory {
diff --git a/target/linux/mediatek/dts/mt7988d-asus-zenwifi-bt8.dtsi b/target/linux/mediatek/dts/mt7988d-asus-zenwifi-bt8.dtsi
index 20e7a3839c..1d916d760f 100644
--- a/target/linux/mediatek/dts/mt7988d-asus-zenwifi-bt8.dtsi
+++ b/target/linux/mediatek/dts/mt7988d-asus-zenwifi-bt8.dtsi
@@ -86,8 +86,9 @@
 		led-upgrade = &led_status_blue;
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0x0 0x40000000 0x0 0x40000000>;
+		device_type = "memory";
 	};
 
 	cpus {
diff --git a/target/linux/mediatek/files-6.12/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts b/target/linux/mediatek/files-6.12/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts
index 6fca59d3ef..28bcc155df 100644
--- a/target/linux/mediatek/files-6.12/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts
+++ b/target/linux/mediatek/files-6.12/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts
@@ -20,8 +20,9 @@
 		bootargs-append = " root=/dev/fit0 rootwait";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x20000000>;
+		device_type = "memory";
 	};
 
 	reg_3p3v: regulator-3p3v {
diff --git a/target/linux/mediatek/files-6.12/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dtsi b/target/linux/mediatek/files-6.12/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dtsi
index 26d560bd4b..0b6df17214 100644
--- a/target/linux/mediatek/files-6.12/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dtsi
+++ b/target/linux/mediatek/files-6.12/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dtsi
@@ -19,8 +19,9 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@40000000 {
 		reg = <0 0x40000000 0 0x40000000>;
+		device_type = "memory";
 	};
 
 	reg_1p8v: regulator-1p8v {
diff --git a/target/linux/mediatek/patches-6.12/188-arm64-dts-mediatek-add-MT7988A-reference-board-devic.patch b/target/linux/mediatek/patches-6.12/188-arm64-dts-mediatek-add-MT7988A-reference-board-devic.patch
index 23bc2ea203..f968ac15cf 100644
--- a/target/linux/mediatek/patches-6.12/188-arm64-dts-mediatek-add-MT7988A-reference-board-devic.patch
+++ b/target/linux/mediatek/patches-6.12/188-arm64-dts-mediatek-add-MT7988A-reference-board-devic.patch
@@ -811,7 +811,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
 +};
 --- /dev/null
 +++ b/arch/arm64/boot/dts/mediatek/mt7988a-rfb.dts
-@@ -0,0 +1,470 @@
+@@ -0,0 +1,471 @@
 +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
 +/*
 + * Copyright (C) 2022 MediaTek Inc.
@@ -836,8 +836,9 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
 +			    pci=pcie_bus_perf";
 +	};
 +
-+	memory {
++	memory@40000000 {
 +		reg = <0 0x40000000 0 0x40000000>;
++		device_type = "memory";
 +	};
 +
 +	reg_1p8v: regulator-1p8v {
diff --git a/target/linux/mediatek/patches-6.12/189-arm64-dts-mediatek-mt7988a-complete-bpi-r4.patch b/target/linux/mediatek/patches-6.12/189-arm64-dts-mediatek-mt7988a-complete-bpi-r4.patch
index a8b7a74134..8eccb6f8f1 100644
--- a/target/linux/mediatek/patches-6.12/189-arm64-dts-mediatek-mt7988a-complete-bpi-r4.patch
+++ b/target/linux/mediatek/patches-6.12/189-arm64-dts-mediatek-mt7988a-complete-bpi-r4.patch
@@ -194,7 +194,7 @@ Subject: [PATCH 32/32] WIP: add BPi-R4
  	};
  
  	fan: pwm-fan {
-@@ -50,6 +54,141 @@
+@@ -50,6 +54,142 @@
  		rate-select0-gpios = <&pio 21 GPIO_ACTIVE_LOW>;
  		maximum-power-milliwatt = <3000>;
  	};
@@ -210,8 +210,9 @@ Subject: [PATCH 32/32] WIP: add BPi-R4
 +		led-upgrade = &led_green;
 +	};
 +
-+	memory {
++	memory@40000000 {
 +		reg = <0x00 0x40000000 0x00 0x10000000>;
++		device_type = "memory";
 +	};
 +
 +	/* SFP1 cage (WAN) */
@@ -336,7 +337,7 @@ Subject: [PATCH 32/32] WIP: add BPi-R4
  };
  
  &cci {
-@@ -174,6 +313,10 @@
+@@ -174,6 +314,10 @@
  	color = <LED_COLOR_ID_GREEN>;
  };
  
@@ -347,7 +348,7 @@ Subject: [PATCH 32/32] WIP: add BPi-R4
  &i2c0 {
  	pinctrl-names = "default";
  	pinctrl-0 = <&i2c0_pins>;
-@@ -265,6 +408,14 @@
+@@ -265,6 +409,14 @@
  			#size-cells = <0>;
  			reg = <1>;
  		};
@@ -362,7 +363,7 @@ Subject: [PATCH 32/32] WIP: add BPi-R4
  	};
  };
  
-@@ -364,34 +515,6 @@
+@@ -364,34 +516,6 @@
  		};
  	};
  
@@ -397,7 +398,7 @@ Subject: [PATCH 32/32] WIP: add BPi-R4
  	i2p5gbe_led0_pins: 2p5gbe-led0-pins {
  		mux {
  			function = "led";
-@@ -399,13 +522,6 @@
+@@ -399,13 +523,6 @@
  		};
  	};
  
@@ -411,7 +412,7 @@ Subject: [PATCH 32/32] WIP: add BPi-R4
  	mmc0_pins_emmc_45: mmc0-emmc-45-pins {
  		mux {
  			function = "flash";
-@@ -427,40 +543,12 @@
+@@ -427,40 +544,12 @@
  		};
  	};
  
@@ -452,7 +453,7 @@ Subject: [PATCH 32/32] WIP: add BPi-R4
  };
  
  &pwm {
-@@ -500,6 +588,32 @@
+@@ -500,6 +589,32 @@
  			reg = <0x0 0x200000>;
  			read-only;
  		};