diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index cd8c4f392f0b..a87b52434939 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -1843,6 +1843,7 @@ sram@30000000 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x30000000 0x50000>;
+		no-memory-wc;
 
 		cpu_bpmp_tx: sram@4e000 {
 			reg = <0x4e000 0x1000>;
diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index e65d1b0be5a5..9566c6388ed9 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -2707,6 +2707,7 @@ sram@40000000 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x40000000 0x50000>;
+		no-memory-wc;
 
 		cpu_bpmp_tx: sram@4e000 {
 			reg = <0x4e000 0x1000>;
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index 2ae2f11f289c..cf611eff7f6b 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -1390,6 +1390,7 @@ sram@40000000 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x40000000 0x80000>;
+		no-memory-wc;
 
 		cpu_bpmp_tx: sram@70000 {
 			reg = <0x70000 0x1000>;