diff --git a/bindings/sde.txt b/bindings/sde.txt
index 3628b8a4ec55..69430faef8d1 100644
--- a/bindings/sde.txt
+++ b/bindings/sde.txt
@@ -527,6 +527,7 @@ Optional properties:
 - qcom,sde-vm-exclude-reg-names A string array indicating the reg-names which
 				should be excluded from IO memory validation list
 				in trusted vm environment
+- qcom,vram-size: 		A u32 value indicating the size of the VRAM in bytes
 
 Bus Scaling:
 - interconnects                 An array of 4 cell properties with the format of
@@ -806,6 +807,8 @@ Example:
     qcom,sde-amortizable-threshold = <11>;
     qcom,sde-secure-sid-mask = <0x200801 0x200c01>;
 
+    qcom,vram-size = <0x200000>;
+
     qcom,sde-vbif-qos-rt-remap = <3 3 4 4 5 5 6 6>;
     qcom,sde-vbif-qos-nrt-remap = <3 3 3 3 3 3 3 3>;
     qcom,sde-vbif-qos-cwb-remap = <3 3 4 4 5 5 6 3>;
diff --git a/display/trustedvm-lahaina-sde.dtsi b/display/trustedvm-lahaina-sde.dtsi
index dfebcb3a869f..1a363cd7cb2f 100644
--- a/display/trustedvm-lahaina-sde.dtsi
+++ b/display/trustedvm-lahaina-sde.dtsi
@@ -38,6 +38,7 @@
 			"iface_clk", "core_clk", "vsync_clk",
 			"lut_clk", "rot_clk";
 	qcom,sde-trusted-vm-env;
+	qcom,vram-size = <0x200000>;
 };
 
 &mdss_dsi0 {