HDD6330 and HDD1630: split the code for the backlight, cause it's rather different for these targets.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28321 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 91 insertions, 0 deletions

diff --git a/firmware/target/arm/philips/hdd6330/backlight-hdd6330.c b/firmware/target/arm/philips/hdd6330/backlight-hdd6330.c
new file mode 100644
index 0000000000..369f3a40f1
--- /dev/null
+++ b/firmware/target/arm/philips/hdd6330/backlight-hdd6330.c
@@ -0,0 +1,91 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id: backlight-hdd.c 28307 2010-10-18 19:54:18Z b0hoon $
+ *
+ * Copyright (C) 2008 by Mark Arigo
+ *
+ * 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 "backlight.h"
+#include "synaptics-mep.h"
+
+#ifdef HAVE_BACKLIGHT_BRIGHTNESS
+static const int brightness_vals[16] =
+                {255,237,219,201,183,165,147,130,112,94,76,58,40,22,5,0};
+
+void _backlight_set_brightness(int brightness)
+{
+    outl(0x80000000 | (brightness_vals[brightness-1] << 16), 0x7000a000);
+}
+#endif
+
+void _backlight_on(void)
+{
+    GPO32_ENABLE |= 0x400;
+    GPO32_VAL    |= 0x400;
+}
+
+void _backlight_off(void)
+{
+    GPO32_ENABLE |= 0x400;
+    GPO32_VAL    &= ~0x400;
+}
+
+#ifdef HAVE_BUTTON_LIGHT
+#define BUTTONLIGHT_MASK 0x7f
+static unsigned short buttonight_brightness = DEFAULT_BRIGHTNESS_SETTING - 1;
+static unsigned short buttonlight_status = 0;
+
+void _buttonlight_on(void)
+{
+    if (!buttonlight_status)
+    {
+        /* enable 3 leds (from 5) for PREV, PLAY and NEXT, */
+        /* skip 2 leds because their light does not pass */
+        /* through the panel anyway - on GPOs, module 0 */
+        touchpad_set_parameter(0x00,0x22,0x15);
+        /* enable 1 led (from 2) for MENU - GPO, module 1 */
+        /* no need to enable led for the hidden button */
+        touchpad_set_parameter(0x01,0x21,0x01);
+        /* left, right and the scrollstrip */
+        touchpad_set_buttonlights(BUTTONLIGHT_MASK, buttonight_brightness);
+        buttonlight_status = 1;
+    }
+}
+ 
+void _buttonlight_off(void)
+{
+    if (buttonlight_status)
+    {
+        /* disable all leds on GPOs for module 0 and 1 */
+        touchpad_set_parameter(0x00,0x22,0x00);
+        touchpad_set_parameter(0x01,0x21,0x00);
+        touchpad_set_buttonlights(BUTTONLIGHT_MASK, 0);
+        buttonlight_status = 0;
+    }
+}
+
+void _buttonlight_set_brightness(int brightness)
+{
+    touchpad_set_parameter(0x00,0x22,0x15);
+    touchpad_set_parameter(0x01,0x21,0x01);
+    buttonight_brightness = brightness - 1;
+    touchpad_set_buttonlights(BUTTONLIGHT_MASK, buttonight_brightness);
+    buttonlight_status = 1;
+}
+#endif