Coldfire targets: Got the rest of the coldfire code out of backlight.c. Straightened up related items in configs and split backlight_set_brightness between the normal and boot/sim builds like the other functions. Should really have done all that in the first place.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11502 a1c6a512-1295-4272-9138-f99709370657

11 files changed, 98 insertions, 82 deletions

diff --git a/firmware/backlight.c b/firmware/backlight.c
index e1d9258..bc692b1 100644
--- a/firmware/backlight.c
+++ b/firmware/backlight.c
@@ -31,10 +31,6 @@
 #include "timer.h"
 #include "backlight.h"
 
-#ifdef HAVE_BACKLIGHT_BRIGHTNESS
-#include "pcf50606.h" /* iRiver, iAudio X5 brightness */
-#endif
-
 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
 #include "lcd.h" /* for lcd_enable() and lcd_sleep() */
 #endif
@@ -110,8 +106,6 @@ static void backlight_thread(void);
 static long backlight_stack[DEFAULT_STACK_SIZE/sizeof(long)];
 #ifdef X5_BACKLIGHT_SHUTDOWN
 #define BACKLIGHT_QUIT 256
-/* Need to save this for x5 shutdown */
-struct thread_entry* backlight_thread_id;
 #endif
 static const char backlight_thread_name[] = "backlight";
 static struct event_queue backlight_queue;
@@ -473,7 +467,7 @@ void backlight_thread(void)
 
 #ifdef X5_BACKLIGHT_SHUTDOWN
             case BACKLIGHT_QUIT:
-                remove_thread(backlight_thread_id);
+                remove_thread(NULL);
                 break;
 #endif
 
@@ -552,23 +546,17 @@ static void backlight_tick(void)
 void backlight_init(void)
 {
     queue_init(&backlight_queue, true);
-#ifdef X5_BACKLIGHT_SHUTDOWN
-    backlight_thread_id =
-#endif
     create_thread(backlight_thread, backlight_stack,
                   sizeof(backlight_stack), backlight_thread_name 
                   IF_PRIO(, PRIORITY_SYSTEM));
     tick_add_task(backlight_tick);
 #ifdef SIMULATOR
     /* do nothing */
-#elif CONFIG_BACKLIGHT == BL_IRIVER_H100
-    or_l(0x00020000, &GPIO1_ENABLE);
-    or_l(0x00020000, &GPIO1_FUNCTION);
-    and_l(~0x00020000, &GPIO1_OUT);  /* Start with the backlight ON */
-#elif CONFIG_BACKLIGHT == BL_IRIVER_H300
-    or_l(0x00020000, &GPIO1_ENABLE);
-    or_l(0x00020000, &GPIO1_FUNCTION);
-    or_l(0x00020000, &GPIO1_OUT);  /* Start with the backlight ON */
+#elif defined(__BACKLIGHT_INIT)
+    /* Remove the __BACKLIGHT_INIT references when __backlight_init is
+       available on all backlighted targets. Take them out of the
+       backlight-target.h files as well */
+    __backlight_init();
 #elif CONFIG_BACKLIGHT == BL_PA14_LO || CONFIG_BACKLIGHT == BL_PA14_HI
     PACR1 &= ~0x3000;    /* Set PA14 (backlight control) to GPIO */
     or_b(0x40, &PAIORH); /* ..and output */
@@ -787,16 +775,26 @@ bool is_remote_backlight_on(void)
 
 #endif /* HAVE_REMOTE_LCD */
 
+#ifdef HAVE_BACKLIGHT_BRIGHTNESS
+void backlight_set_brightness(int val)
+{
+    if (val < MIN_BRIGHTNESS_SETTING)
+        val = MIN_BRIGHTNESS_SETTING;
+    else if (val > MAX_BRIGHTNESS_SETTING)
+        val = MAX_BRIGHTNESS_SETTING;
+
+    __backlight_set_brightness(val);
+}
+#endif /* HAVE_BACKLIGHT_BRIGHTNESS */
+
 #else /* !defined(CONFIG_BACKLIGHT) || defined(BOOTLOADER)
     -- no backlight, empty dummy functions */
 
 #if defined(BOOTLOADER) && defined(CONFIG_BACKLIGHT)
 void backlight_init(void)
 {
-#ifdef IRIVER_H300_SERIES
-    or_l(0x00020000, &GPIO1_OUT);
-    or_l(0x00020000, &GPIO1_ENABLE);
-    or_l(0x00020000, &GPIO1_FUNCTION);
+#ifdef __BACKLIGHT_INIT
+    __backlight_init();
 #endif
 }
 #endif
@@ -810,21 +808,8 @@ void remote_backlight_on(void) {}
 void remote_backlight_off(void) {}
 void remote_backlight_set_timeout(int index) {(void)index;}
 bool is_remote_backlight_on(void) {return true;}
-#endif
-#endif /* defined(CONFIG_BACKLIGHT) && !defined(BOOTLOADER) */
-
+#endif /* HAVE_REMOTE_LCD */
 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
-void backlight_set_brightness(int val)
-{
-#ifndef SIMULATOR
-    if (val < MIN_BRIGHTNESS_SETTING)
-        val = MIN_BRIGHTNESS_SETTING;
-    else if (val > MAX_BRIGHTNESS_SETTING)
-        val = MAX_BRIGHTNESS_SETTING;
-
-    __backlight_set_brightness(val);
-#else
-    (void)val;
+void backlight_set_brightness(int val) { (void)val; }
 #endif
-}
-#endif /* HAVE_BACKLIGHT_BRIGHTNESS */
+#endif /* defined(CONFIG_BACKLIGHT) && !defined(BOOTLOADER) */
diff --git a/firmware/export/config-h100.h b/firmware/export/config-h100.h
index 8ef2276..fd84f37 100644
--- a/firmware/export/config-h100.h
+++ b/firmware/export/config-h100.h
@@ -154,13 +154,6 @@
 
 #endif /* !SIMULATOR */
 
-#define DEFAULT_CONTRAST_SETTING    28
-#define MIN_CONTRAST_SETTING        14 /* White screen a bit higher than this */
-#define MAX_CONTRAST_SETTING        63 /* Black screen a bit lower than this*/
-#define DEFAULT_REMOTE_CONTRAST_SETTING 42
-#define MIN_REMOTE_CONTRAST_SETTING MIN_CONTRAST_SETTING
-#define MAX_REMOTE_CONTRAST_SETTING MAX_CONTRAST_SETTING
-
 /* Define this for S/PDIF input available */
 #define HAVE_SPDIF_IN
 
@@ -173,3 +166,15 @@
 
 /* Define this for FM radio input available */
 #define HAVE_FMRADIO_IN
+
+/** Port-specific settings **/
+
+/* Main LCD backlight brightness range and defaults */
+#define MIN_CONTRAST_SETTING        14 /* White screen a bit higher than this */
+#define MAX_CONTRAST_SETTING        63 /* Black screen a bit lower than this */
+#define DEFAULT_CONTRAST_SETTING    28
+
+/* Remote LCD contrast range and defaults */
+#define MIN_REMOTE_CONTRAST_SETTING     5
+#define MAX_REMOTE_CONTRAST_SETTING     63
+#define DEFAULT_REMOTE_CONTRAST_SETTING 42
diff --git a/firmware/export/config-h120.h b/firmware/export/config-h120.h
index e4c5cfe..4a8a3c9 100644
--- a/firmware/export/config-h120.h
+++ b/firmware/export/config-h120.h
@@ -150,13 +150,6 @@
 
 #endif /* !SIMULATOR */
 
-#define DEFAULT_CONTRAST_SETTING    28
-#define MIN_CONTRAST_SETTING        14 /* White screen a bit higher than this */
-#define MAX_CONTRAST_SETTING        63 /* Black screen a bit lower than this*/
-#define DEFAULT_REMOTE_CONTRAST_SETTING 42
-#define MIN_REMOTE_CONTRAST_SETTING MIN_CONTRAST_SETTING
-#define MAX_REMOTE_CONTRAST_SETTING MAX_CONTRAST_SETTING
-
 /* Define this for S/PDIF input available */
 #define HAVE_SPDIF_IN
 
@@ -171,3 +164,15 @@
 
 /* Define this if you have a serial port */
 /*#define HAVE_SERIAL*/
+
+/** Port-specific settings **/
+
+/* Main LCD backlight brightness range and defaults */
+#define DEFAULT_CONTRAST_SETTING    28
+#define MIN_CONTRAST_SETTING        14 /* White screen a bit higher than this */
+#define MAX_CONTRAST_SETTING        63 /* Black screen a bit lower than this */
+
+/* Remote LCD contrast range and defaults */
+#define MIN_REMOTE_CONTRAST_SETTING     5
+#define MAX_REMOTE_CONTRAST_SETTING     63
+#define DEFAULT_REMOTE_CONTRAST_SETTING 42
diff --git a/firmware/export/config-h300.h b/firmware/export/config-h300.h
index 14034c6..b44a2c5 100644
--- a/firmware/export/config-h300.h
+++ b/firmware/export/config-h300.h
@@ -151,6 +151,12 @@
 #define HAVE_EEPROM
 
 #endif /* SIMULATOR */
+
+/* Define this for FM radio input available */
+#define HAVE_FMRADIO_IN
+
+/** Port-specific settings **/
+
 /* Main LCD contrast range and defaults */
 #define MIN_CONTRAST_SETTING        5
 #define MAX_CONTRAST_SETTING        63
@@ -163,9 +169,6 @@
 #define DEFAULT_BRIGHTNESS_SETTING  9  /*  9/16 (56.25%) */
 
 /* Remote LCD contrast range and defaults */
-#define MIN_REMOTE_CONTRAST_SETTING     MIN_CONTRAST_SETTING
-#define MAX_REMOTE_CONTRAST_SETTING     MAX_CONTRAST_SETTING
+#define MIN_REMOTE_CONTRAST_SETTING     5
+#define MAX_REMOTE_CONTRAST_SETTING     63
 #define DEFAULT_REMOTE_CONTRAST_SETTING 42 
-
-/* Define this for FM radio input available */
-#define HAVE_FMRADIO_IN
diff --git a/firmware/export/config-iaudiox5.h b/firmware/export/config-iaudiox5.h
index d45f58f..82c3643 100644
--- a/firmware/export/config-iaudiox5.h
+++ b/firmware/export/config-iaudiox5.h
@@ -62,22 +62,6 @@
 
 #define CONFIG_LCD LCD_X5
 
-/* Main LCD contrast range and defaults */
-#define MIN_CONTRAST_SETTING        1
-#define MAX_CONTRAST_SETTING        30
-#define DEFAULT_CONTRAST_SETTING    19 /* Match boot contrast */
-
-/* Remote LCD contrast range and defaults */
-#define MIN_REMOTE_CONTRAST_SETTING     10
-#define MAX_REMOTE_CONTRAST_SETTING     35
-#define DEFAULT_REMOTE_CONTRAST_SETTING 24 /* Match boot contrast */
-
-/* Main LCD backlight brightness range and defaults */
-/* PCF50506 can output 0%-100% duty cycle but D305A expects %15-100%. */
-#define MIN_BRIGHTNESS_SETTING      1  /* 15/16 (93.75%) */
-#define MAX_BRIGHTNESS_SETTING      13 /*  3/16 (18.75%) */
-#define DEFAULT_BRIGHTNESS_SETTING  8  /*  8/16 (50.00%) = x5 boot default */
-
 /* Define this for LCD backlight available */
 #define CONFIG_BACKLIGHT BL_X5 /* PCF50606 I2C */
 #define HAVE_BACKLIGHT_BRIGHTNESS
@@ -170,3 +154,21 @@
 
 /* Define this for FM radio input available */
 #define HAVE_FMRADIO_IN
+
+/** Port-specific settings **/
+
+/* Main LCD contrast range and defaults */
+#define MIN_CONTRAST_SETTING        1
+#define MAX_CONTRAST_SETTING        30
+#define DEFAULT_CONTRAST_SETTING    19 /* Match boot contrast */
+
+/* Main LCD backlight brightness range and defaults */
+/* PCF50506 can output 0%-100% duty cycle but D305A expects %15-100%. */
+#define MIN_BRIGHTNESS_SETTING      1  /* 15/16 (93.75%) */
+#define MAX_BRIGHTNESS_SETTING      13 /*  3/16 (18.75%) */
+#define DEFAULT_BRIGHTNESS_SETTING  8  /*  8/16 (50.00%) = x5 boot default */
+
+/* Remote LCD contrast range and defaults */
+#define MIN_REMOTE_CONTRAST_SETTING     10
+#define MAX_REMOTE_CONTRAST_SETTING     35
+#define DEFAULT_REMOTE_CONTRAST_SETTING 24 /* Match boot contrast */
diff --git a/firmware/target/coldfire/iaudio/x5/backlight-target.h b/firmware/target/coldfire/iaudio/x5/backlight-target.h
index e982e65..e6feb8b 100755
--- a/firmware/target/coldfire/iaudio/x5/backlight-target.h
+++ b/firmware/target/coldfire/iaudio/x5/backlight-target.h
@@ -19,6 +19,8 @@
 #ifndef BACKLIGHT_TARGET_H
 #define BACKLIGHT_TARGET_H
 
+#define __BACKLIGHT_INIT
+void __backlight_init(void);
 void __backlight_on(void);
 void __backlight_off(void);
 void __backlight_set_brightness(int val);
diff --git a/firmware/target/coldfire/iaudio/x5/backlight-x5.c b/firmware/target/coldfire/iaudio/x5/backlight-x5.c
index 9d02c35..9b50993 100755
--- a/firmware/target/coldfire/iaudio/x5/backlight-x5.c
+++ b/firmware/target/coldfire/iaudio/x5/backlight-x5.c
@@ -20,9 +20,16 @@
 #include "cpu.h"
 #include "system.h"
 #include "backlight.h"
+#include "backlight-target.h"
 #include "pcf50606.h"
 #include "lcd.h"
 
+void __backlight_init(void)
+{
+    __backlight_set_brightness(DEFAULT_BRIGHTNESS_SETTING);
+    __backlight_on();
+}
+
 void __backlight_on(void)
 {
     int level;
diff --git a/firmware/target/coldfire/iaudio/x5/pcf50606-x5.c b/firmware/target/coldfire/iaudio/x5/pcf50606-x5.c
index 5914066..b812861 100644
--- a/firmware/target/coldfire/iaudio/x5/pcf50606-x5.c
+++ b/firmware/target/coldfire/iaudio/x5/pcf50606-x5.c
@@ -81,15 +81,6 @@ void pcf50606_init(void)
     pcf50606_write(0x39, 0x00); /* GPOOD0 = green led OFF */
     pcf50606_write(0x3a, 0x00); /* GPOOD1 = red led OFF */
 
-    pcf50606_write(0x35, 0x11); /* Backlight PWM = 512Hz, 8/16, Active */
-#ifdef BOOTLOADER
-    /* Backlight starts OFF in bootloader */
-    pcf50606_write(0x38, 0x80); /* Backlight OFF, GPO1INV=1, GPO1ACT=011 */
-#else
-    /* Keep backlight on when changing to firmware */
-    pcf50606_write(0x38, 0xb0); /* Backlight ON, GPO1INV=1, GPO1ACT=011 */
-#endif
-
     /* Accessory detect */
     pcf50606_write(0x33, 0x8e); /* ACDAPE=1, THRSHLD=2.40V */
 
diff --git a/firmware/target/coldfire/iriver/backlight-target.h b/firmware/target/coldfire/iriver/backlight-target.h
index 086ab02..ac146ea 100644
--- a/firmware/target/coldfire/iriver/backlight-target.h
+++ b/firmware/target/coldfire/iriver/backlight-target.h
@@ -19,6 +19,8 @@
 #ifndef BACKLIGHT_TARGET_H
 #define BACKLIGHT_TARGET_H
 
+#define __BACKLIGHT_INIT
+void __backlight_init(void);
 void __backlight_on(void);
 void __backlight_off(void);
 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
diff --git a/firmware/target/coldfire/iriver/h100/backlight-h100.c b/firmware/target/coldfire/iriver/h100/backlight-h100.c
index 8ceac8a..62c24dc 100644
--- a/firmware/target/coldfire/iriver/h100/backlight-h100.c
+++ b/firmware/target/coldfire/iriver/h100/backlight-h100.c
@@ -24,6 +24,13 @@
 #include "backlight.h"
 #include "lcd.h"
 
+void __backlight_init(void)
+{
+    or_l(0x00020000, &GPIO1_ENABLE);
+    or_l(0x00020000, &GPIO1_FUNCTION);
+    and_l(~0x00020000, &GPIO1_OUT);  /* Start with the backlight ON */
+}
+
 void __backlight_on(void)
 {
     and_l(~0x00020000, &GPIO1_OUT);
diff --git a/firmware/target/coldfire/iriver/h300/backlight-h300.c b/firmware/target/coldfire/iriver/h300/backlight-h300.c
index 50bd757..ef1d6d3 100644
--- a/firmware/target/coldfire/iriver/h300/backlight-h300.c
+++ b/firmware/target/coldfire/iriver/h300/backlight-h300.c
@@ -25,6 +25,13 @@
 #include "pcf50606.h"
 #include "lcd.h"
 
+void __backlight_init(void)
+{
+    or_l(0x00020000, &GPIO1_ENABLE);
+    or_l(0x00020000, &GPIO1_FUNCTION);
+    or_l(0x00020000, &GPIO1_OUT);  /* Start with the backlight ON */
+}
+
 void __backlight_on(void)
 {
     lcd_enable(true);