rk3168_86v: set min brightness

diff --git a/arch/arm/mach-rk30/board-rk3168-86v.c b/arch/arm/mach-rk30/board-rk3168-86v.c
index da3d5282179148e37f06a23f64a0c663567fbaef..75c95f664cccf71df97e892eb1f69c509adcfa95 100755 (executable)
--- a/arch/arm/mach-rk30/board-rk3168-86v.c
+++ b/arch/arm/mach-rk30/board-rk3168-86v.c
@@ -277,9 +277,9 @@ static int rk29_backlight_pwm_resume(void)
 }
 
 static struct rk29_bl_info rk29_bl_info = {
-        .min_brightness = 30,
-        .max_brightness=255,
-        .brightness_mode =1,
+        .min_brightness = 40,
+       .max_brightness=255,
+       .brightness_mode =1,
        .pre_div = 20 * 1000,  // pwm output clk: 20k;
        .pwm_id = PWM_ID,
        .bl_ref = PWM_EFFECT_VALUE,