diff --git a/qcom/cinder-du.dtsi b/qcom/cinder-du.dtsi
index e624f555..64116713 100644
--- a/qcom/cinder-du.dtsi
+++ b/qcom/cinder-du.dtsi
@@ -125,7 +125,12 @@
 
 	mpss_mem: mpss_region@8c000000 {
 		no-map;
-		reg = <0x0 0x8c000000 0x0 0x10000000>;
+		reg = <0x0 0x8c000000 0x0 0x12c00000>;
+	};
+
+	q6_mpss_dtb_mem: q6_mpss_dtb_region@9ec00000 {
+		no-map;
+		reg = <0x0 0x9ec00000 0x0 0x80000>;
 	};
 
 	tenx_mem: tenx_region@a0000000 {
diff --git a/qcom/cinder-ru.dtsi b/qcom/cinder-ru.dtsi
index 3a7d09c3..7d1f2607 100644
--- a/qcom/cinder-ru.dtsi
+++ b/qcom/cinder-ru.dtsi
@@ -128,6 +128,11 @@
 		reg = <0x0 0x8c000000 0x0 0x12c00000>;
 	};
 
+	q6_mpss_dtb_mem: q6_mpss_dtb_region@9ec00000 {
+		no-map;
+		reg = <0x0 0x9ec00000 0x0 0x80000>;
+	};
+
 	oem_tenx_mem: oem_tenx_region@a0000000 {
 		no-map;
 		reg = <0x0 0xa0000000 0x0 0x6400000>;