moved and renamed fmradio_set/get_status to power.c, where it now additionally serves well for tuner power enable on OndioFM

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5296 a1c6a512-1295-4272-9138-f99709370657

apps/recorder/radio.c

@@ -49,6 +49,7 @@
 #include "talk.h"
 #include "tuner.h"
 #include "hwcompat.h"
+#include "power.h"
 
 #ifdef CONFIG_TUNER
 
@@ -168,7 +169,7 @@ bool radio_screen(void)
     lcd_clear_display();
     lcd_setmargins(0, 8);
     status_draw(true);
-    fmradio_set_status(FMRADIO_PLAYING);
+    radio_set_status(FMRADIO_PLAYING);
 
     font_get(FONT_UI);
     lcd_getstringsize("M", &fw, &fh);
@@ -405,7 +406,7 @@ bool radio_screen(void)
                 if(mpeg_status() != MPEG_STATUS_RECORD)
                 {
                     default_event_handler(SYS_USB_CONNECTED);
-                    fmradio_set_status(0);
+                    radio_set_status(0);
                     screen_freeze = true; /* Cosmetic: makes sure the
                                              radio screen doesn't redraw */
                     done = true;
@@ -529,7 +530,7 @@ bool radio_screen(void)
 
     sound_settings_apply();
 
-    fmradio_set_status(0);
+    radio_set_status(0);
 
     if(keep_playing)
     {

firmware/drivers/fmradio.c

@@ -46,7 +46,6 @@
 /* delay loop */
 #define DELAY   do { int _x; for(_x=0;_x<10;_x++);} while (0)
 
-static int fmstatus = 0;
 
 int fmradio_read(int addr)
 {
@@ -116,14 +115,4 @@ void fmradio_set(int addr, int data)
     CE_LO;
 }
 
-void fmradio_set_status(int status)
-{
-    fmstatus = status;
-}
-
-int fmradio_get_status(void)
-{
-    return fmstatus;
-}
-
 #endif

firmware/drivers/power.c

@@ -28,6 +28,32 @@
 bool charger_enabled;
 #endif
 
+
+#ifdef CONFIG_TUNER
+
+static int fmstatus = 0;
+
+void radio_set_status(int status)
+{
+    fmstatus = status;
+#ifdef HAVE_TUNER_PWR_CTRL
+    if (status)
+    {
+        and_b(~0x04, &PADR); /* drive PA2 low for tuner enable */
+        sleep(1); /* let the voltage settle */
+    }
+    else
+        or_b(0x04, &PADR); /* drive PA2 high for tuner disable */
+#endif
+}
+
+int radio_get_status(void)
+{
+    return fmstatus;
+}
+
+#endif /* #ifdef CONFIG_TUNER */
+
 #ifndef SIMULATOR
 
 void power_init(void)
@@ -36,6 +62,11 @@ void power_init(void)
     or_b(0x20, &PBIORL); /* Set charging control bit to output */
     charger_enable(false); /* Default to charger OFF */
 #endif
+#ifdef HAVE_TUNER_PWR_CTRL
+    and_b(~0x30, &PACR2); /* GPIO for PA2 */
+    or_b(0x04, &PADR); /* drive PA2 high for tuner disable */
+    or_b(0x04, &PAIOR); /* output for PA2 */
+#endif
 }
 
 bool charger_inserted(void)

firmware/export/config-ondiofm.h

@@ -43,6 +43,9 @@
 /* Define this if you have an FM Radio */
 #define CONFIG_TUNER (S1A0903X01 | TEA5767) /* to be decided at runtime */
 
+/* Define this if the tuner is switched on by software */
+#define HAVE_TUNER_PWR_CTRL
+
 /* How to detect USB */
 #define USB_FMRECORDERSTYLE 1 /* like FM, on AN1 */
 

firmware/export/fmradio.h

@@ -6,6 +6,7 @@
  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
  *                     \/            \/     \/    \/            \/
  * $Id$
+ * Driver to control the (Samsung) tuner via port-banging SPI
  *
  * Copyright (C) 2002 by Linus Nielsen Feltzing
  *
@@ -21,9 +22,5 @@
 
 extern int fmradio_read(int addr);
 extern void fmradio_set(int addr, int data);
-extern void fmradio_set_status(int status);
-extern int fmradio_get_status(void);
-
-#define FMRADIO_PLAYING 1
 
 #endif

firmware/export/power.h

@@ -30,4 +30,10 @@ void ide_power_enable(bool on);
 bool ide_powered(void);
 void power_off(void);
 
+#ifdef CONFIG_TUNER
+#define FMRADIO_PLAYING 1
+extern void radio_set_status(int status);
+extern int radio_get_status(void);
+#endif
+
 #endif

firmware/powermgmt.c

@@ -322,7 +322,7 @@ static void handle_auto_poweroff(void)
     
     if(timeout &&
 #ifdef CONFIG_TUNER
-       !fmradio_get_status() &&
+       !radio_get_status() &&
 #endif
        !usb_inserted() &&
        (mpeg_stat == 0 ||

uisimulator/common/fmradio.c

@@ -45,14 +45,4 @@ void fmradio_set(int addr, int data)
     fmradio_reg[addr] = data;
 }
 
-void fmradio_set_status(int status)
-{
-    fmstatus = status;
-}
-
-int fmradio_get_status(void)
-{
-    return fmstatus;
-}
-
 #endif