HD200 - fix lcd power save command (not used currently)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26684 a1c6a512-1295-4272-9138-f99709370657

1 files 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)