diff --git a/arch/arm/boot/dts/amlogic/c3_c302x_aw409-emmc_256m.dts b/arch/arm/boot/dts/amlogic/c3_c302x_aw409-emmc_256m.dts
index 2fb3eaab8..0845cd28d 100644
--- a/arch/arm/boot/dts/amlogic/c3_c302x_aw409-emmc_256m.dts
+++ b/arch/arm/boot/dts/amlogic/c3_c302x_aw409-emmc_256m.dts
@@ -28,3 +28,11 @@
 	disable-wp;
 	bus-width = <8>;
 };
+
+&secmon_reserved {
+	reg = <0x07F00000 0x100000>;
+};
+
+&pmz_a1_reserved {
+	reg = <0x08000000 0x8000000>;
+};
diff --git a/arch/arm/boot/dts/amlogic/c3_c302x_aw409_256m_spinor_tee.dts b/arch/arm/boot/dts/amlogic/c3_c302x_aw409_256m_spinor_tee.dts
index bbae1c2d6..6fa69bee8 100644
--- a/arch/arm/boot/dts/amlogic/c3_c302x_aw409_256m_spinor_tee.dts
+++ b/arch/arm/boot/dts/amlogic/c3_c302x_aw409_256m_spinor_tee.dts
@@ -20,3 +20,7 @@
 &secmon_reserved {
 	reg = <0x0F700000 0x900000>;
 };
+
+&pmz_a1_reserved {
+	reg = <0x05F00000 0x9800000>;
+};
diff --git a/arch/arm/boot/dts/amlogic/c3_c302x_aw409_256m_tee.dts b/arch/arm/boot/dts/amlogic/c3_c302x_aw409_256m_tee.dts
index af11e68cd..ca6f11b05 100644
--- a/arch/arm/boot/dts/amlogic/c3_c302x_aw409_256m_tee.dts
+++ b/arch/arm/boot/dts/amlogic/c3_c302x_aw409_256m_tee.dts
@@ -20,3 +20,7 @@
 &secmon_reserved {
 	reg = <0x0F700000 0x900000>;
 };
+
+&pmz_a1_reserved {
+	reg = <0x05F00000 0x9800000>;
+};
diff --git a/arch/arm/boot/dts/amlogic/c3_c308l_aw429_128m.dts b/arch/arm/boot/dts/amlogic/c3_c308l_aw429_128m.dts
index d733fde19..be6aad215 100644
--- a/arch/arm/boot/dts/amlogic/c3_c308l_aw429_128m.dts
+++ b/arch/arm/boot/dts/amlogic/c3_c308l_aw429_128m.dts
@@ -10,3 +10,9 @@
 	amlogic-dt-id = "c3_c308l_aw429-128m";
 	compatible = "c3_c308l_aw429-128m";
 };
+
+&spifc {
+	spi-nand@0 {
+		status = "okay";
+	};
+};
diff --git a/arch/arm/boot/dts/amlogic/c3_c308l_aw429_256m_tee.dts b/arch/arm/boot/dts/amlogic/c3_c308l_aw429_256m_tee.dts
index 97046d06e..adafc6994 100644
--- a/arch/arm/boot/dts/amlogic/c3_c308l_aw429_256m_tee.dts
+++ b/arch/arm/boot/dts/amlogic/c3_c308l_aw429_256m_tee.dts
@@ -20,3 +20,7 @@
 &secmon_reserved {
 	reg = <0x0F700000 0x900000>;
 };
+
+&pmz_a1_reserved {
+	reg = <0x05F00000 0x9800000>;
+};
diff --git a/arch/arm/boot/dts/amlogic/c3_c30xx_aw409_128m.dtsi b/arch/arm/boot/dts/amlogic/c3_c30xx_aw409_128m.dtsi
index c646a9ca3..ceac91edc 100644
--- a/arch/arm/boot/dts/amlogic/c3_c30xx_aw409_128m.dtsi
+++ b/arch/arm/boot/dts/amlogic/c3_c30xx_aw409_128m.dtsi
@@ -106,6 +106,7 @@
 		dmc_reserved:linux,dmc_monitor {
 			compatible = "amlogic,dmc_monitor-reserved";
 			reg = <0x0 0x0>;
+			status = "disabled";
 		};
 
 		debug_reserved:linux,iotrace {
@@ -118,34 +119,26 @@
 			smc-size = <0x1000>;
 			misc-size = <0x1000>;
 		};
+
+		pmz_a1_reserved:anonymous {
+			compatible = "shared-dma-pool";
+			//reusable;
+			//size = <0x8000000>;
+			alignment = <0x100000>;
+			reg = <0x03F00000 0x04000000>;
+			no-map;
+			status = "okay";
+		};
+
 		linux,cma {
 			compatible = "shared-dma-pool";
 			reusable;
 			size = <0x400000>;
 			alignment = <0x400000>;
-			alloc-ranges = <0x07000000 0x7800000>;
+			alloc-ranges = <0x03800000 0x3E00000>;
 			linux,cma-default;
 		};
 
-		pmz_cma_a1_reserved:anonymous {
-			compatible = "shared-dma-pool";
-			//reusable;
-			no-map;
-			size = <0x4400000>;
-			alignment = <0x400000>;
-			alloc-ranges = <0x3000000 0x7400000>;
-		};
-
-		pmz_cma_a2_reserved:anonymous_ext{
-			compatible = "shared-dma-pool";
-			//reusable;
-			no-map;
-			size = <0x1000000>;
-			alignment = <0x400000>;
-			status = "disabled";
-			//alloc-ranges = <0x0 0x7B00000>;
-		};
-
 		codec_mm_cma:linux,codec_mm_cma {
 			compatible = "shared-dma-pool";
 			reusable;
@@ -205,17 +198,10 @@
 
 	pmz_a1_dev {
 		compatible = "amlogic, pmz_dev";
-		memory-region = <&pmz_cma_a1_reserved>;
+		memory-region = <&pmz_a1_reserved>;
 		pmz-allocator = "priv";
 	};
 
-	pmz_a2_dev {
-		compatible = "amlogic, pmz_dev";
-		memory-region = <&pmz_cma_a2_reserved>;
-		pmz-allocator = "priv";
-		status = "disabled";
-	};
-
         hantro {
             compatible = "hantro";
             status = "okay";
diff --git a/arch/arm/boot/dts/amlogic/c3_c30xx_aw409_256m.dtsi b/arch/arm/boot/dts/amlogic/c3_c30xx_aw409_256m.dtsi
index cbef3ced7..b27e44aea 100644
--- a/arch/arm/boot/dts/amlogic/c3_c30xx_aw409_256m.dtsi
+++ b/arch/arm/boot/dts/amlogic/c3_c30xx_aw409_256m.dtsi
@@ -106,6 +106,7 @@
 		dmc_reserved:linux,dmc_monitor {
 			compatible = "amlogic,dmc_monitor-reserved";
 			reg = <0x0 0x0>;
+			status = "disabled";
 		};
 
 		debug_reserved:linux,iotrace {
@@ -116,19 +117,20 @@
 			irq-size = <0x1000>;
 			smc-size = <0x1000>;
 			misc-size = <0x1000>;
+			status = "disabled";
 		};
 
-		pmz_cma_a1_reserved:anonymous {
+		pmz_a1_reserved:anonymous {
 			compatible = "shared-dma-pool";
 			//reusable;
 			//size = <0x8000000>;
 			alignment = <0x100000>;
-			reg = <0x07F00000 0x8000000>;
+			reg = <0x05F00000 0x0A000000>;
 			no-map;
 			status = "okay";
 		};
 
-		pmz_cma_a2_reserved:anonymous_ext{
+		pmz_a2_reserved:anonymous_ext{
 			compatible = "shared-dma-pool";
 			//reusable;
 			size = <0x1000000>;
@@ -142,7 +144,7 @@
 			reusable;
 			size = <0x400000>;
 			alignment = <0x400000>;
-			alloc-ranges = <0x05000000 0x7E00000>;
+			alloc-ranges = <0x03800000 0x5E00000>;
 			linux,cma-default;
 		};
 
@@ -205,15 +207,15 @@
 
 	pmz_a1_dev {
 		compatible = "amlogic, pmz_dev";
-		memory-region = <&pmz_cma_a1_reserved>;
+		memory-region = <&pmz_a1_reserved>;
 		pmz-allocator = "priv";
 	};
 
 	pmz_a2_dev {
 		compatible = "amlogic, pmz_dev";
-		memory-region = <&pmz_cma_a2_reserved>;
+		memory-region = <&pmz_a2_reserved>;
 		pmz-allocator = "priv";
-		//status = "disabled";
+		status = "disabled";
 	};
 
         hantro {