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| author | William Wilgus <me.theuser@yahoo.com> | 2020-02-28 09:36:54 -0600 |
|---|---|---|
| committer | William Wilgus <me.theuser@yahoo.com> | 2020-04-17 06:53:33 +0200 |
| commit | 4382d3f5ed1534b2f79d72cb7cf11dec9e1758c7 (patch) | |
| tree | 306f8a92ac885121edabda1eba32647f85463388 | |
| parent | dc7342c1649658c26b5a7a05dfd6385882986514 (diff) | |
| download | rockbox-4382d3f5ed1534b2f79d72cb7cf11dec9e1758c7.tar.gz rockbox-4382d3f5ed1534b2f79d72cb7cf11dec9e1758c7.zip | |
ClipZip LCD Corruption Backlight fix
User reported LCD screen corruption via forum in 3.14 and 3.15
turning backlight off and back on seems to fix the issue
http://forums.rockbox.org/index.php/topic,53192.0.html
Change-Id: Id0b34d2f9b77e79ab0ecabace331f0b203184724
| -rw-r--r-- | firmware/target/arm/as3525/sansa-clipzip/backlight-clipzip.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/firmware/target/arm/as3525/sansa-clipzip/backlight-clipzip.c b/firmware/target/arm/as3525/sansa-clipzip/backlight-clipzip.c index 9fde68dd8a..925db3a34d 100644 --- a/firmware/target/arm/as3525/sansa-clipzip/backlight-clipzip.c +++ b/firmware/target/arm/as3525/sansa-clipzip/backlight-clipzip.c | |||
| @@ -29,13 +29,16 @@ | |||
| 29 | 29 | ||
| 30 | bool backlight_hw_init() | 30 | bool backlight_hw_init() |
| 31 | { | 31 | { |
| 32 | /* GPIO B1 controls backlight */ | ||
| 33 | GPIOB_DIR |= (1 << 1); | ||
| 34 | ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x90); | ||
| 35 | GPIOB_PIN(1) = (1 << 1); | ||
| 36 | |||
| 32 | return true; | 37 | return true; |
| 33 | } | 38 | } |
| 34 | 39 | ||
| 35 | void backlight_hw_on(void) | 40 | void backlight_hw_on(void) |
| 36 | { | 41 | { |
| 37 | /* GPIO B1 controls backlight */ | ||
| 38 | GPIOB_DIR |= (1 << 1); | ||
| 39 | ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x90); | 42 | ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x90); |
| 40 | GPIOB_PIN(1) = (1 << 1); | 43 | GPIOB_PIN(1) = (1 << 1); |
| 41 | #ifdef HAVE_LCD_ENABLE | 44 | #ifdef HAVE_LCD_ENABLE |
| @@ -56,4 +59,3 @@ void backlight_hw_brightness(int brightness) | |||
| 56 | { | 59 | { |
| 57 | oled_brightness(brightness); | 60 | oled_brightness(brightness); |
| 58 | } | 61 | } |
| 59 | |||