feat(backlight): set default backlight value 255

lin

2025-03-21 c2c82c91f6acd44c57766034b6ced0c53c164a55

 longan/kernel/linux-4.9/arch/arm64/boot/dts/sunxi/lcd-mipi-8-800-1280.dtsi
..
..
@@ -147,7 +147,7 @@
147
147
                         lcd_used            = <1>;
148
148
 
149
149
                         lcd_driver_name     = "mipi_8_800x1280";
150
-                        lcd_backlight       = <50>;
150
+                        lcd_backlight       = <255>;
151
151
                         lcd_if              = <4>;
152
152
 
153
153
                         lcd_x               = <800>;