Get the volume controls working on the M:Robe 500 along with some minor code changes.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20194 a1c6a512-1295-4272-9138-f99709370657

firmware/drivers/audio/tsc2100.c

@@ -29,20 +29,13 @@
 #include "tsc2100.h"
 
 const struct sound_settings_info audiohw_settings[] = {
-    [SOUND_VOLUME]        = {"dB",   0,   1, -63,   0, -25},
+    [SOUND_VOLUME]        = {"dB",   0,   1, VOLUME_MIN/10, VOLUME_MAX/10, -25},
-#if 0
     /* HAVE_SW_TONE_CONTROLS */
     [SOUND_BASS]          = {"dB",   0,   1, -24,  24,   0},
     [SOUND_TREBLE]        = {"dB",   0,   1, -24,  24,   0},
     [SOUND_BALANCE]       = {"%",    0,   1,-100, 100,   0},
     [SOUND_CHANNELS]      = {"",     0,   1,   0,   5,   0},
     [SOUND_STEREO_WIDTH]  = {"%",    0,   5,   0, 250, 100},
-#ifdef HAVE_RECORDING
-    [SOUND_MIC_GAIN]      = {"dB",   1,   1,   0,  39,  23},
-    [SOUND_LEFT_GAIN]     = {"dB",   1,   1,   0,  31,  23},
-    [SOUND_RIGHT_GAIN]    = {"dB",   1,   1,   0,  31,  23},
-#endif
-#endif
 };
 static bool is_muted = false;
 /* convert tenth of dB volume to master volume register value */
@@ -50,11 +43,11 @@ int tenthdb2master(int db)
 {
     /* 0 to -63.0dB in 1dB steps, tsc2100 can goto -63.5 in 0.5dB steps */
     if (db < VOLUME_MIN) {
-        return 0x0;
+        return 0x7E;
     } else if (db >= VOLUME_MAX) {
-        return 0x1f;
+        return 0x00;
     } else {
-        return((db-VOLUME_MIN)/10); /* VOLUME_MIN is negative */
+        return(-((db)/5)); /* VOLUME_MIN is negative */
     }
 }
 
@@ -95,15 +88,7 @@ void audiohw_postinit(void)
 
 void audiohw_set_master_vol(int vol_l, int vol_r)
 {
-   short vol = (vol_l<<14)|(vol_r);
+   tsc2100_writereg(TSDACGAIN_PAGE, TSDACGAIN_ADDRESS, (short)((vol_l<<8) | vol_r) );
-   if (is_muted)
-       vol |= (1<<15)|(1<<7);
-   tsc2100_writereg(TSDACGAIN_PAGE, TSDACGAIN_ADDRESS, vol);
-}
-
-void audiohw_set_lineout_vol(int vol_l, int vol_r)
-{
-    audiohw_set_master_vol(vol_l, vol_r);
 }
 
 void audiohw_mute(bool mute)

firmware/export/config-mrobe500.h

@@ -93,6 +93,9 @@
 /* Define this if you do software codec */
 #define CONFIG_CODEC SWCODEC
 
+/* There is no hardware tone control */
+#define HAVE_SW_TONE_CONTROLS
+
 /* define this if you have a real-time clock */
 #define CONFIG_RTC RTC_RX5X348AB
 
@@ -120,12 +123,6 @@
 /* The number of bytes reserved for loadable plugins */
 #define PLUGIN_BUFFER_SIZE 0x100000
 
-/* Define this if you have the WM8975 audio codec */
-//#define HAVE_WM8751
-
-/* Define this if you want to use the adaptive bass capibility of the 8751 */
-/* #define USE_ADAPTIVE_BASS */
-
 #define HW_SAMPR_CAPS (SAMPR_CAP_88 | SAMPR_CAP_44 | SAMPR_CAP_22 | \
                        SAMPR_CAP_11)
 

firmware/export/tsc2100.h

@@ -134,6 +134,5 @@ void tsc2100_keyclick(void);
 
 extern int tenthdb2master(int db);
 extern void audiohw_set_master_vol(int vol_l, int vol_r);
-extern void audiohw_set_lineout_vol(int vol_l, int vol_r);
 
 #endif

firmware/sound.c

@@ -257,8 +257,7 @@ static void set_prescaled_volume(void)
    || defined(HAVE_WM8751) || defined(HAVE_AS3514) || defined(HAVE_TSC2100)
     audiohw_set_master_vol(tenthdb2master(l), tenthdb2master(r));
 #if defined(HAVE_WM8975) || defined(HAVE_WM8758) \
-   || (defined(HAVE_WM8751) && !defined(MROBE_100)) \
+	|| (defined(HAVE_WM8751) && !defined(MROBE_100)) || defined(HAVE_WM8985)
-   || defined(HAVE_TSC2100) || defined(HAVE_WM8985)
     audiohw_set_lineout_vol(tenthdb2master(0), tenthdb2master(0));
 #endif
 

firmware/target/arm/tms320dm320/debug-dm320.c

@@ -39,9 +39,6 @@
 bool __dbg_ports(void)
 {
 	dsp_init();
-#ifndef CREATIVE_ZVx
-	tsc2100_writereg(TSDACGAIN_PAGE, TSDACGAIN_ADDRESS, 0x2020/*x0303*/);
-#endif
 	dsp_wake();
     return false;
 }

firmware/target/arm/tms320dm320/dsp/main.c

@@ -43,17 +43,6 @@ void main(void) {
 
     debugf("DSP inited...");
 
-#ifdef DATA_32_SINE
-    for (i = 0; i < 32; i++) {
-        double ratio = ((double)i)/32.0;
-        double rad = 3.0*3.141592*ratio;
-        double normal = sin(rad);
-        double scaled = 32767.0*(normal);
-        data[2*i + 0] = -(signed short)scaled;
-        data[2*i + 1] = (signed short)scaled;
-    }
-#endif
-
     for (;;) {
         asm("        IDLE 1");
         asm("        NOP");
@@ -69,6 +58,16 @@ void main(void) {
     memset((unsigned short *)0x7f80, 0, 0x80);
 #endif
 
+#ifdef DATA_32_SINE
+    for (i = 0; i < 32; i++) {
+        double ratio = ((double)i)/32.0;
+        double rad = 3.0*3.141592*ratio;
+        double normal = sin(rad);
+        double scaled = 32767.0*(normal);
+        data[2*i + 0] = -(signed short)scaled;
+        data[2*i + 1] = (signed short)scaled;
+    }
+#endif
 
 #ifdef MANUAL_TRANSFER
     register signed short *p;