len0rd/rockbox
1
0
Fork 1
mirror of https://github.com/Rockbox/rockbox.git synced 2025-12-09 05:05:20 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

Onda VX747 backlight: use a higher frequency to reduce flickering

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21671 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere 2009-07-05 18:58:06 +00:00
parent 1b752474a6
commit e63904c7e9
1 changed files with 2 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

5
firmware/target/mips/ingenic_jz47xx/onda_vx747/backlight-onda_vx7X7.c
View file

@ -39,7 +39,6 @@ static void set_backlight(int val)
if(val == old_val)
return;
/* Clock = 32 768 Hz */
__tcu_disable_pwm_output(BACKLIGHT_PWM);
__tcu_stop_counter(BACKLIGHT_PWM);
@ -75,8 +74,8 @@ bool _backlight_init(void)
__tcu_set_pwm_output_shutdown_graceful(BACKLIGHT_PWM);
__tcu_disable_pwm_output(BACKLIGHT_PWM);
__tcu_select_rtcclk(BACKLIGHT_PWM); /* 32.768 kHz */
__tcu_select_clk_div1(BACKLIGHT_PWM);
__tcu_select_extalclk(BACKLIGHT_PWM); /* 12 MHz */
__tcu_select_clk_div64(BACKLIGHT_PWM); /* 187.5 kHz */
__tcu_mask_half_match_irq(BACKLIGHT_PWM);
__tcu_mask_full_match_irq(BACKLIGHT_PWM);