diff --git a/qcom/pnangn-display.dtsi b/qcom/pnangn-display.dtsi
index b167115dc7c8..a01f32696404 100644
--- a/qcom/pnangn-display.dtsi
+++ b/qcom/pnangn-display.dtsi
@@ -188,11 +188,12 @@
 
 	qcom,mdss-dsi-bl-pmic-control-type = "bl_ctrl_dcs";
 	qcom,bklt-dcs-2bytes-enabled;
+	qcom,mdss-dsi-bl-level-shift-left-1bit;
 
-	qcom,mdss-dsi-bl-min-level = <26>;
-	qcom,mdss-dsi-bl-max-level = <3276>;
-	qcom,mdss-dsi-bl-default-level = <1478>;
-	qcom,mdss-brightness-max-level = <3276>;
+	qcom,mdss-dsi-bl-min-level = <13>;
+	qcom,mdss-dsi-bl-max-level = <1638>;
+	qcom,mdss-dsi-bl-default-level = <739>;
+	qcom,mdss-brightness-max-level = <1638>;
 	qcom,mdss-dsi-bl-level-align = <2>;
 	qcom,platform-reset-gpio-always-on;
 	qcom,mdss-panel-on-rst-pull-down;
@@ -219,8 +220,8 @@
 
 	qcom,mdss-dsi-panel-hbm-is-51cmd;
 	qcom,mdss-dsi-hbm-type = "lcd-dcs-only";
-	qcom,mdss-dsi-hbm-on-command = [39 01 00 00 00 00 03 51 FF 0F];
-	qcom,mdss-dsi-hbm-off-command = [39 01 00 00 00 00 03 51 CC 0C];
+	qcom,mdss-dsi-hbm-on-command = [39 01 00 00 00 00 03 51 7F 0F];
+	qcom,mdss-dsi-hbm-off-command = [39 01 00 00 00 00 03 51 66 06];
 
 	qcom,dsi-select-clocks = "mux_byte_clk0", "mux_pixel_clk0";
 	qcom,mdss-dsi-t-clk-post = <0x0F>;