From 4990203084163ee5967366ec8bbc91fc1cf5f14a Mon Sep 17 00:00:00 2001
From: Brant Martin <brant@brantmartin.com>
Date: Sat, 11 Jul 2026 20:23:50 -0400
Subject: [PATCH] ARM: dts: vt8500: Make backlight PWM inaudible at 25 kHz,
 adjust brightness curve

---
 arch/arm/boot/dts/vt8500/wm8505-ref.dts | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/arm/boot/dts/vt8500/wm8505-ref.dts b/arch/arm/boot/dts/vt8500/wm8505-ref.dts
index dc10c0a16275..335bb2672986 100644
--- a/arch/arm/boot/dts/vt8500/wm8505-ref.dts
+++ b/arch/arm/boot/dts/vt8500/wm8505-ref.dts
@@ -25,11 +25,11 @@
 
 	backlight: backlight {
 		compatible = "pwm-backlight";
-		brightness-levels = <0>, <40>, <42>, <46>, <52>, <60>,
-				    <70>, <81>, <95>, <109>, <126>, <144>,
-				    <163>, <184>, <206>, <230>, <255>;
-		default-brightness-level = <11>;
-		pwms = <&pwm 0 150000>;
+		brightness-levels = <0>, <106>, <109>, <113>, <119>, <127>,
+				    <135>, <144>, <154>, <164>, <175>, <187>,
+				    <200>, <213>, <226>, <240>, <255>;
+		default-brightness-level = <7>;
+		pwms = <&pwm 0 40000>;
 	};
 
 	panel {