From 12fa759aadf67ca63c366edf08d9e8901b41c9bb Mon Sep 17 00:00:00 2001 From: Marcin Bukat Date: Tue, 8 Jun 2010 09:44:17 +0000 Subject: HD200 - fix lcd power save command (not used currently) git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26684 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/coldfire/mpio/hd200/lcd-hd200.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/firmware/target/coldfire/mpio/hd200/lcd-hd200.c b/firmware/target/coldfire/mpio/hd200/lcd-hd200.c index 46509bc49a..8cb4449b57 100644 --- a/firmware/target/coldfire/mpio/hd200/lcd-hd200.c +++ b/firmware/target/coldfire/mpio/hd200/lcd-hd200.c @@ -63,11 +63,17 @@ int lcd_default_contrast(void) void lcd_powersave(bool on) { -/* What is the point of having else construct here? */ if (on) + /* enter power saving mode + * this turns off lcd without controller reset + * probably ~1mA saving + */ lcd_write_command(LCD_SET_POWER_SAVE | 1); else - lcd_write_command(LCD_SET_POWER_SAVE | 1); + /* leave lcd power saving mode + * no need to reset and initialize controller + */ + lcd_write_command(LCD_SET_POWER_SAVE | 0); } void lcd_set_contrast(int val) -- cgit v1.2.3