adjustment for the Ondio: button driver has an Odio part, for now it has a Player layout. Some fixes in the app code were necessary to remove dependencies of LCD, keypad, this wasn't independent everywhere.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5055 a1c6a512-1295-4272-9138-f99709370657

4 files changed, 103 insertions, 16 deletions

diff --git a/firmware/drivers/button.c b/firmware/drivers/button.c
index 69849598c2..51fc3b5a1a 100644
--- a/firmware/drivers/button.c
+++ b/firmware/drivers/button.c
@@ -36,7 +36,7 @@
 struct event_queue button_queue;
 
 static int lastbtn;
-#ifdef HAVE_RECORDER_KEYPAD
+#if defined(HAVE_RECORDER_KEYPAD) || defined(HAVE_ONDIO_KEYPAD)
 static bool flipped; /* bottons can be flipped to match the LCD flip */
 #endif
 
@@ -337,7 +337,7 @@ static int button_read(void)
     return btn;
 }
 
-#elif HAVE_PLAYER_KEYPAD
+#elif defined(HAVE_PLAYER_KEYPAD)
 
 /* The player has two buttons on port pins:
 
@@ -386,7 +386,7 @@ static int button_read(void)
     return btn;
 }
 
-#elif HAVE_NEO_KEYPAD
+#elif defined(HAVE_NEO_KEYPAD)
 static bool mStation = false;
 void button_init(void)
 {
@@ -421,6 +421,90 @@ int button_add(unsigned int button)
     queue_post(&button_queue,button,NULL);
     return 1;
 }
+
+#elif defined HAVE_ONDIO_KEYPAD
+
+/*
+ * helper function to swap UP/DOWN, LEFT/RIGHT
+ */
+static int button_flip(int button)
+{
+    int newbutton;
+
+    newbutton = button & 
+        ~(BUTTON_UP | BUTTON_DOWN
+        | BUTTON_LEFT | BUTTON_RIGHT);
+
+    if (button & BUTTON_UP)
+        newbutton |= BUTTON_DOWN;
+    if (button & BUTTON_DOWN)
+        newbutton |= BUTTON_UP;
+    if (button & BUTTON_LEFT)
+        newbutton |= BUTTON_RIGHT;
+    if (button & BUTTON_RIGHT)
+        newbutton |= BUTTON_LEFT;
+
+    return newbutton;
+}
+
+
+/*
+ * set the flip attribute
+ * better only call this when the queue is empty
+ */
+void button_set_flip(bool flip)
+{
+    if (flip != flipped) /* not the current setting */
+    {
+        /* avoid race condition with the button_tick() */
+        int oldlevel = set_irq_level(HIGHEST_IRQ_LEVEL);
+        lastbtn = button_flip(lastbtn); 
+        flipped = flip;
+        set_irq_level(oldlevel);
+    }
+}
+
+
+/* The Ondio its 6 buttons on analog inputs:
+   OPTION: AN2 (used as MENU for now)
+   ON/OFF: AN3
+   LEFT/RIGHT/UP/DOWN: AN4
+   We map them like the player keys for now, although this is far from optimal.
+*/
+void button_init(void)
+{
+    queue_init(&button_queue);
+    lastbtn = 0;
+    tick_add_task(button_tick);
+
+    reset_poweroff_timer();
+}
+
+static int button_read(void)
+{
+    int btn = BUTTON_NONE;
+    int data = adc_read(4);
+
+    if(adc_read(2) > 0x180) /* active high */
+        btn |= BUTTON_MENU;
+    if(adc_read(3) < 0x180) /* active low */
+        btn |= BUTTON_ON;
+    if(adc_read(3) < 0x180)
+        btn |= BUTTON_PLAY | BUTTON_UP;
+
+    /* Check the 4 direction keys, hard-coded analog limits for now */
+    if (data >= 0x2E5)
+        btn |= BUTTON_LEFT;
+    else if (data >= 0x23F)
+        btn |= BUTTON_RIGHT;
+    else if (data >= 0x197)
+        btn |= BUTTON_PLAY | BUTTON_UP;
+    else if (data >= 0x0A1)
+        btn |= BUTTON_STOP | BUTTON_DOWN;
+
+    return btn;
+}
+
 #endif
 
 int button_status(void)
diff --git a/firmware/export/button.h b/firmware/export/button.h
index f174262de2..0b6a08a78b 100644
--- a/firmware/export/button.h
+++ b/firmware/export/button.h
@@ -30,7 +30,7 @@ int button_get (bool block);
 int button_get_w_tmo(int ticks);
 int button_status(void);
 void button_clear_queue(void);
-#ifdef HAVE_RECORDER_KEYPAD
+#if defined(HAVE_RECORDER_KEYPAD) || defined(HAVE_ONDIO_KEYPAD)
 void button_set_flip(bool flip); /* turn 180 degrees */
 #endif
 
@@ -108,14 +108,23 @@ void button_set_flip(bool flip); /* turn 180 degrees */
 #define	BUTTON_F2		0x0200
 #define	BUTTON_F3		0x0400
 
-#elif HAVE_PLAYER_KEYPAD
+#elif defined(HAVE_PLAYER_KEYPAD)
 
 /* Jukebox 6000 and Studio specific button codes */
 #define	BUTTON_MENU		0x0002
 #define	BUTTON_PLAY		BUTTON_UP
 #define	BUTTON_STOP		BUTTON_DOWN
 
-#endif /* HAVE_PLAYER_KEYPAD */
+#elif defined HAVE_ONDIO_KEYPAD
+
+/* Ondio specific button codes */
+#define	BUTTON_MENU		0x0002
+#define	BUTTON_PLAY		BUTTON_UP
+#define	BUTTON_STOP		BUTTON_DOWN
+/* ON is also interpreted as OFF, let's see if that helps a bit */
+#define BUTTON_OFF      BUTTON_ON
+
+#endif /* HAVE_RECORDER/PLAYER/ONDIO_KEYPAD */
 
 #endif /* HAVE_NEO_KEYPAD */
 
diff --git a/firmware/export/config-ondiofm.h b/firmware/export/config-ondiofm.h
index 0f71ea6113..33ede51aea 100644
--- a/firmware/export/config-ondiofm.h
+++ b/firmware/export/config-ondiofm.h
@@ -4,11 +4,8 @@
 /* define this if you have a bitmap LCD display */
 #define HAVE_LCD_BITMAP 1
 
-/* define this if you have a Recorder style 10-key keyboard */
-#define HAVE_RECORDER_KEYPAD 0
-
-/* define this if you have a real-time clock */
-#define HAVE_RTC 0
+/* define this if you have an Ondio style 6-key keyboard */
+#define HAVE_ONDIO_KEYPAD
 
 /* Define this if you have a MAS3587F */
 #define HAVE_MAS3587F
diff --git a/firmware/export/config-ondiosp.h b/firmware/export/config-ondiosp.h
index 8e2a9d6e0f..3e8116df9a 100644
--- a/firmware/export/config-ondiosp.h
+++ b/firmware/export/config-ondiosp.h
@@ -4,11 +4,8 @@
 /* define this if you have a bitmap LCD display */
 #define HAVE_LCD_BITMAP 1
 
-/* define this if you have a Recorder style 10-key keyboard */
-#define HAVE_RECORDER_KEYPAD 0
-
-/* define this if you have a real-time clock */
-#define HAVE_RTC 0
+/* define this if you have an Ondio style 6-key keyboard */
+#define HAVE_ONDIO_KEYPAD
 
 /* Define this if you have a MAS3587F */
 #define HAVE_MAS3587F