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-rw-r--r--firmware/target/arm/ipod/backlight-nano_video.c1
-rw-r--r--firmware/target/arm/ipod/video/lcd-video.c4
2 files changed, 4 insertions, 1 deletions
diff --git a/firmware/target/arm/ipod/backlight-nano_video.c b/firmware/target/arm/ipod/backlight-nano_video.c
index 2f56f94..11893a5 100644
--- a/firmware/target/arm/ipod/backlight-nano_video.c
+++ b/firmware/target/arm/ipod/backlight-nano_video.c
@@ -97,7 +97,6 @@ void _backlight_hw_enable(bool on)
{
GPIO_CLEAR_BITWISE(GPIOD_OUTPUT_VAL, 0x80);
GPIO_CLEAR_BITWISE(GPIOB_OUTPUT_VAL, 0x08);
- sleep(HZ/20);
}
enabled = on;
}
diff --git a/firmware/target/arm/ipod/video/lcd-video.c b/firmware/target/arm/ipod/video/lcd-video.c
index 74d6277..944f2c4 100644
--- a/firmware/target/arm/ipod/video/lcd-video.c
+++ b/firmware/target/arm/ipod/video/lcd-video.c
@@ -509,6 +509,10 @@ static void bcm_command(unsigned cmd)
static void bcm_powerdown(void)
{
+ /* Immediately switch off the backlight to avoid flashing. */
+ _backlight_hw_enable(false);
+
+ /* Not sure what this does. */
bcm_write32(0x10001400, bcm_read32(0x10001400) & ~0xF0);
/* Blanks the LCD and decreases power consumption