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author | Maurus Cuelenaere <mcuelenaere@gmail.com> | 2009-07-05 18:58:06 +0000 |
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committer | Maurus Cuelenaere <mcuelenaere@gmail.com> | 2009-07-05 18:58:06 +0000 |
commit | e63904c7e97cefa5644d9b02b3960f880d110232 (patch) | |
tree | d1f0d4bad0ba8f12aa7ee1d912ed7068356d07cd /firmware | |
parent | 1b752474a6c1520cd6bbdff2c1703430c12e11e2 (diff) | |
download | rockbox-e63904c7e97cefa5644d9b02b3960f880d110232.tar.gz rockbox-e63904c7e97cefa5644d9b02b3960f880d110232.zip |
Onda VX747 backlight: use a higher frequency to reduce flickering
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21671 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware')
-rw-r--r-- | firmware/target/mips/ingenic_jz47xx/onda_vx747/backlight-onda_vx7X7.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/firmware/target/mips/ingenic_jz47xx/onda_vx747/backlight-onda_vx7X7.c b/firmware/target/mips/ingenic_jz47xx/onda_vx747/backlight-onda_vx7X7.c index 78ff786755..315432ef6b 100644 --- a/firmware/target/mips/ingenic_jz47xx/onda_vx747/backlight-onda_vx7X7.c +++ b/firmware/target/mips/ingenic_jz47xx/onda_vx747/backlight-onda_vx7X7.c | |||
@@ -39,7 +39,6 @@ static void set_backlight(int val) | |||
39 | if(val == old_val) | 39 | if(val == old_val) |
40 | return; | 40 | return; |
41 | 41 | ||
42 | /* Clock = 32 768 Hz */ | ||
43 | __tcu_disable_pwm_output(BACKLIGHT_PWM); | 42 | __tcu_disable_pwm_output(BACKLIGHT_PWM); |
44 | __tcu_stop_counter(BACKLIGHT_PWM); | 43 | __tcu_stop_counter(BACKLIGHT_PWM); |
45 | 44 | ||
@@ -75,8 +74,8 @@ bool _backlight_init(void) | |||
75 | __tcu_set_pwm_output_shutdown_graceful(BACKLIGHT_PWM); | 74 | __tcu_set_pwm_output_shutdown_graceful(BACKLIGHT_PWM); |
76 | __tcu_disable_pwm_output(BACKLIGHT_PWM); | 75 | __tcu_disable_pwm_output(BACKLIGHT_PWM); |
77 | 76 | ||
78 | __tcu_select_rtcclk(BACKLIGHT_PWM); /* 32.768 kHz */ | 77 | __tcu_select_extalclk(BACKLIGHT_PWM); /* 12 MHz */ |
79 | __tcu_select_clk_div1(BACKLIGHT_PWM); | 78 | __tcu_select_clk_div64(BACKLIGHT_PWM); /* 187.5 kHz */ |
80 | 79 | ||
81 | __tcu_mask_half_match_irq(BACKLIGHT_PWM); | 80 | __tcu_mask_half_match_irq(BACKLIGHT_PWM); |
82 | __tcu_mask_full_match_irq(BACKLIGHT_PWM); | 81 | __tcu_mask_full_match_irq(BACKLIGHT_PWM); |