diff options
| author | Liu Ying <b17645@freescale.com> | 2010-11-02 14:15:03 +0800 |
|---|---|---|
| committer | Liu Ying <b17645@freescale.com> | 2010-11-02 14:15:03 +0800 |
| commit | 85202dce946013054ce2dc807ef4768cbb8691bd (patch) | |
| tree | 041f3feaef35adbe02559cf11cad337c92895701 /arch | |
| parent | 60284c40ecdbd2d650ec3de9e9bb1e148f359761 (diff) | |
ENGR00133261 MX53 EVK:Correct PWM backlight frequency
This patch sets CLAA WVGA LCD panel's PWM backlight frequency
to be 19.9KHz, which meets the LCD data sheet's requirement.
The change can get rid of high frequency howling on some
LCD panels.
Signed-off-by: Liu Ying <b17645@freescale.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-mx5/mx53_evk.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-mx5/mx53_evk.c b/arch/arm/mach-mx5/mx53_evk.c index 7a07ccd25444..cf5fb6530a92 100644 --- a/arch/arm/mach-mx5/mx53_evk.c +++ b/arch/arm/mach-mx5/mx53_evk.c @@ -511,7 +511,7 @@ static struct platform_pwm_backlight_data mxc_pwm_backlight_data = { .pwm_id = 1, .max_brightness = 255, .dft_brightness = 128, - .pwm_period_ns = 78770, + .pwm_period_ns = 50000, }; static void flexcan_xcvr_enable(int id, int en) |