Accepted FS #5772 by Michael Sevakis

1. X5 lcd sleep
2. #define HAVE_LCD_ENABLE
3. add "backlight (on hold switch)" setting, adapted from FS #5735

Note that the while(1) yield ==> asm("halt") part is NOT commited here,
I prefer it would be discussed separately.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10489 a1c6a512-1295-4272-9138-f99709370657

firmware/export/backlight.h

@@ -27,6 +27,10 @@ void backlight_off(void);
 void backlight_set_timeout(int index);
 #ifdef CONFIG_BACKLIGHT
 void backlight_init(void);
+#if defined(IAUDIO_X5) && !defined(SIMULATOR)
+#define X5_BACKLIGHT_SHUTDOWN
+void x5_backlight_shutdown(void);
+#endif
 int  backlight_get_current_timeout(void);
 #ifdef HAVE_BACKLIGHT_PWM_FADING
 void backlight_set_fade_in(int index);
@@ -34,9 +38,17 @@ void backlight_set_fade_out(int index);
 #endif
 void backlight_set_timeout_plugged(int index);
 extern const signed char backlight_timeout_value[];
-#else
-#define backlight_init()
+#ifdef HAS_BUTTON_HOLD
+void backlight_set_on_button_hold(int index);
+void backlight_hold_changed(bool hold_button);
 #endif
+#ifdef HAVE_LCD_SLEEP
+void lcd_set_sleep_after_backlight_off(int index);
+extern const signed char lcd_sleep_timeout_value[];
+#endif
+#else /* ndef CONFIG_BACKLIGHT */
+#define backlight_init()
+#endif /* CONFIG_BACKLIGHT */
 
 #ifdef HAVE_REMOTE_LCD
 void remote_backlight_on(void);

firmware/export/config-h300.h

@@ -70,6 +70,9 @@
 
 #ifndef SIMULATOR
 
+/* Define this if your LCD can be enabled/disabled */
+#define HAVE_LCD_ENABLE
+
 /* Define this if you have a Motorola SCF5249 */
 #define CONFIG_CPU MCF5249
 
@@ -126,4 +129,4 @@
 /* define this if the unit can be powered or charged via USB */
 #define HAVE_USB_POWER
 
-#endif
+#endif /* SIMULATOR */

firmware/export/config-iaudiox5.h

@@ -23,7 +23,6 @@
 #define LCD_HEIGHT 128
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
-#define HAVE_LCD_CONTRAST
 
 /* remote LCD */
 #define LCD_REMOTE_WIDTH  128
@@ -47,7 +46,7 @@
 #define DEFAULT_CONTRAST_SETTING    19 /* Match boot contrast */
 
 /* Define this for LCD backlight available */
-#define CONFIG_BACKLIGHT BL_IRIVER_H100 /* port controlled !?!? */ 
+#define CONFIG_BACKLIGHT BL_X5 /* PCF50606 I2C */
 #define HAVE_BACKLIGHT_BRIGHTNESS
 
 /* Define this if you have a software controlled poweroff */
@@ -70,6 +69,16 @@
 
 #ifndef SIMULATOR
 
+/* Define this if your LCD can set contrast */
+#define HAVE_LCD_CONTRAST
+
+/* Define this if your LCD can be enabled/disabled */
+#define HAVE_LCD_ENABLE
+
+/* Define this if your LCD can be put to sleep. HAVE_LCD_ENABLE
+   should be defined as well. */
+#define HAVE_LCD_SLEEP
+
 /* Define this if you have a Motorola SCF5250 */
 #define CONFIG_CPU MCF5250
 
@@ -122,4 +131,4 @@
 #define BOOTFILE_EXT "iaudio"
 #define BOOTFILE "rockbox." BOOTFILE_EXT
 
-#endif
+#endif /* SIMULATOR */

firmware/export/config-ipod3g.h

@@ -54,6 +54,9 @@
 
 #ifndef SIMULATOR
 
+/* Define this if your LCD can be enabled/disabled */
+#define HAVE_LCD_ENABLE
+
 /* Define this if you have a PortalPlayer PP5002 */
 #define CONFIG_CPU PP5002
 
@@ -103,4 +106,4 @@
 #define BOOTFILE_EXT "ipod"
 #define BOOTFILE "rockbox." BOOTFILE_EXT
 
-#endif
+#endif /* SIMULATOR */

firmware/export/config.h

@@ -116,6 +116,7 @@
 #define BL_IPODMINI      10 /* Apple iPod Mini */
 #define BL_GIGABEAT      11 /* Toshiba Gigabeat */
 #define BL_IRIVER_H10    12 /* iriver H10 */
+#define BL_X5            13 /* iAudio X5 PCF50606 I2C */
 
 /* CONFIG_I2C */
 #define I2C_PLAYREC  0 /* Archos Player/Recorder style */

firmware/export/lcd.h

@@ -227,10 +227,17 @@ extern fb_data lcd_framebuffer[LCD_HEIGHT][LCD_WIDTH];
 #define LCD_FBWIDTH LCD_WIDTH
 #endif
 
-#if (CONFIG_BACKLIGHT==BL_IRIVER_H300) || (CONFIG_BACKLIGHT==BL_IPOD3G)
+/** Port-specific functions. Enable in port config file. **/
+#ifdef HAVE_LCD_ENABLE
+/* Enable/disable the main display. */
 extern void lcd_enable(bool on);
 #endif
 
+#ifdef HAVE_LCD_SLEEP
+/* Put the LCD into a power saving state deeper than lcd_enable(false). */
+extern void lcd_sleep(void);
+#endif
+
 /* Bitmap formats */
 enum
 {