From d8b3156f815ab4fbef7d58a41545df3314abf802 Mon Sep 17 00:00:00 2001 From: Liu Ying Date: Wed, 22 Feb 2012 12:22:50 +0800 Subject: ENGR00175085 MX53 SMD:PWM frequency change to workaround bl issue This patch changes PWM frequency from 20KHz to 22KHz to workaround unstable backlight issue when brightness is set to 253. Signed-off-by: Liu Ying --- arch/arm/mach-mx5/mx53_smd.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/arm/mach-mx5') diff --git a/arch/arm/mach-mx5/mx53_smd.c b/arch/arm/mach-mx5/mx53_smd.c index 5e38ad5067ea..91ab89630887 100644 --- a/arch/arm/mach-mx5/mx53_smd.c +++ b/arch/arm/mach-mx5/mx53_smd.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2010-2012 Freescale Semiconductor, Inc. All Rights Reserved. */ /* @@ -500,7 +500,7 @@ static struct platform_pwm_backlight_data mxc_pwm_backlight_data = { .pwm_id = 1, .max_brightness = 255, .dft_brightness = 128, - .pwm_period_ns = 50000, + .pwm_period_ns = 45454, }; extern void mx5_ipu_reset(void); -- cgit v1.2.3