From 8df1a7e29abd51cc455844a9633e1cc5e057065f Mon Sep 17 00:00:00 2001
From: Dave Chapman <dave@dchapman.com>
Date: Wed, 29 Oct 2008 01:42:03 +0000
Subject: e200v2: implement the backlight handling (copy/paste from the
 c200v1/e200v1 code - this should probably be unified, along with other
 upcoming v2 code), plus clean up the lcd init by calling lcd_init() directly
 in the bootloader, instead of lcd_init_device().

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18910 a1c6a512-1295-4272-9138-f99709370657
---
 .../target/arm/as3525/sansa-clip/lcd-ssd1303.c     |  2 +
 .../arm/as3525/sansa-e200v2/backlight-e200v2.c     | 71 ++++++++++++++++++++++
 .../arm/as3525/sansa-e200v2/backlight-target.h     | 21 +++----
 3 files changed, 81 insertions(+), 13 deletions(-)
 create mode 100644 firmware/target/arm/as3525/sansa-e200v2/backlight-e200v2.c

(limited to 'firmware/target/arm')

diff --git a/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c b/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
index 4ae13a5fcc..ed4bcc7be9 100644
--- a/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
+++ b/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
@@ -228,6 +228,8 @@ void lcd_init_device(void)
         lcd_write_data(p_bytes, LCD_FULLSCREEN /* overscan */);
     }
 
+    lcd_enable(true);
+
     lcd_update();
 }
 
diff --git a/firmware/target/arm/as3525/sansa-e200v2/backlight-e200v2.c b/firmware/target/arm/as3525/sansa-e200v2/backlight-e200v2.c
new file mode 100644
index 0000000000..fd2b65ad5b
--- /dev/null
+++ b/firmware/target/arm/as3525/sansa-e200v2/backlight-e200v2.c
@@ -0,0 +1,71 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2006 by Barry Wardell
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "config.h"
+#include "backlight-target.h"
+#include "system.h"
+#include "lcd.h"
+#include "backlight.h"
+#include "as3525-codec.h"
+#include "as3514.h"
+
+static unsigned short backlight_brightness = DEFAULT_BRIGHTNESS_SETTING;
+
+void _backlight_set_brightness(int brightness)
+{
+    backlight_brightness = brightness;
+
+    if (brightness > 0)
+        _backlight_on();
+    else
+        _backlight_off();
+}
+
+void _backlight_on(void)
+{
+#ifdef HAVE_LCD_SLEEP
+    backlight_lcd_sleep_countdown(false); /* stop counter */
+#endif
+#ifdef HAVE_LCD_ENABLE
+    lcd_enable(true); /* power on lcd + visible display */
+#endif
+    as3525_codec_write(AS3514_DCDC15, backlight_brightness);
+}
+
+void _backlight_off(void)
+{
+    as3525_codec_write(AS3514_DCDC15, 0x0);
+#ifdef HAVE_LCD_ENABLE
+    lcd_enable(false); /* power off visible display */
+#endif
+#ifdef HAVE_LCD_SLEEP
+    backlight_lcd_sleep_countdown(true); /* start countdown */
+#endif
+}
+
+void _buttonlight_on(void)
+{
+    /* TODO */
+}
+
+void _buttonlight_off(void)
+{
+    /* TODO */
+}
diff --git a/firmware/target/arm/as3525/sansa-e200v2/backlight-target.h b/firmware/target/arm/as3525/sansa-e200v2/backlight-target.h
index 9533d0a6b5..db2cecc07a 100644
--- a/firmware/target/arm/as3525/sansa-e200v2/backlight-target.h
+++ b/firmware/target/arm/as3525/sansa-e200v2/backlight-target.h
@@ -7,7 +7,7 @@
  *                     \/            \/     \/    \/            \/
  * $Id$
  *
- * Copyright (C) 2008 ??
+ * Copyright (C) 2006 Barry Wardell
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -21,17 +21,12 @@
 #ifndef BACKLIGHT_TARGET_H
 #define BACKLIGHT_TARGET_H
 
-static inline bool _backlight_init(void)
-{
-    return true;
-}
-
-static inline void _backlight_on(void)
-{
-}
-
-static inline void _backlight_off(void)
-{
-}
+#define _backlight_init() true
+void _backlight_on(void);
+void _backlight_off(void);
+void _backlight_set_brightness(int brightness);
+int  __backlight_is_on(void);
 
+void _buttonlight_on(void);
+void _buttonlight_off(void);
 #endif
-- 
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