FS#10273 : Power Sansa Clip screen for some models needing as3514's DCDC15

No battery life loss for models not needing it

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21207 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 9 insertions, 1 deletions

diff --git a/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c b/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
index 5ad6c887bd..edc1d9810e 100644
--- a/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
+++ b/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
@@ -31,6 +31,7 @@
 
 /*** AS3525 specifics ***/
 #include "as3525.h"
+#include "ascodec.h"
 
 /*** definitions ***/
 
@@ -167,11 +168,18 @@ void lcd_enable(bool enable)
 
     if( (display_on = enable) ) /* simple '=' is not a typo ! */
     {
+        /* Enable DC-DC AS3525 for some Clip v1 that need it */
+        ascodec_write(AS3514_DCDC15, 1);
+
         lcd_write_command(LCD_SET_DISPLAY_ON);
         lcd_activation_call_hook();
     }
-    else
+    else {
         lcd_write_command(LCD_SET_DISPLAY_OFF);
+
+        /* Disable DC-DC AS3525 */
+        ascodec_write(AS3514_DCDC15, 0);
+    }
 }
 
 bool lcd_active(void)