gpt audio implementation started, not working

common_features.mk

@@ -34,7 +34,11 @@ ifeq ($(strip $(AUDIO_ENABLE)), yes)
     OPT_DEFS += -DAUDIO_ENABLE
     MUSIC_ENABLE := 1
     SRC += $(QUANTUM_DIR)/process_keycode/process_audio.c
+    ifeq ($(PLATFORM),AVR)
 	    SRC += $(QUANTUM_DIR)/audio/audio.c
+    else
+	    SRC += $(QUANTUM_DIR)/audio/audio_arm.c
+    endif
     SRC += $(QUANTUM_DIR)/audio/voices.c
     SRC += $(QUANTUM_DIR)/audio/luts.c
 endif

keyboards/clueboard60/clueboard60.c

@@ -14,118 +14,9 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include "clueboard60.h"
-#include "ch.h"
-#include "hal.h"
-
-/*
- * DAC streaming callback.
- */
-size_t nx = 0, ny = 0, nz = 0;
-
-
-static void gpt_cb6(GPTDriver *gptp);
-static void gpt_cb7(GPTDriver *gptp);
-static void gpt_cb8(GPTDriver *gptp);
-float frequency[2] = { 440.00, 523.25 };
-
-/*
- * GPT6 configuration.
- */
-GPTConfig gpt6cfg1 = {
-  .frequency    = 440.00,
-  // .frequency    = 1000000,
-  .callback     = gpt_cb6,
-  // .callback     = NULL,
-  .cr2          = TIM_CR2_MMS_1,    /* MMS = 010 = TRGO on Update Event.    */
-  .dier         = 0U
-};
-
-GPTConfig gpt7cfg1 = {
-  .frequency    = 523.25,
-  .callback     = gpt_cb7,
-  // .callback     = NULL,
-  .cr2          = TIM_CR2_MMS_1,    /* MMS = 010 = TRGO on Update Event.    */
-  .dier         = 0U
-};
-
-GPTConfig gpt8cfg1 = {
-  .frequency    = 44100,
-  .callback     = gpt_cb8,
-  .cr2          = TIM_CR2_MMS_1,    /* MMS = 010 = TRGO on Update Event.    */
-  .dier         = 0U
-};
-
-static void gpt_cb6(GPTDriver *gptp) {
-    palTogglePad(GPIOA, 4);
-
-  // nz++;
-
-  // if ((nz % 1000) == 0) {
-  //   palTogglePad(GPIOB, 7);
-  //   nz = 0;
-  //   gpt6cfg1.frequency *= 1.05946;
-  //   gptStopTimer(&GPTD6);
-
-  //   gptStart(&GPTD6, &gpt6cfg1);
-  //   gptStartContinuous(&GPTD6, 2U);
-    
-  //   gpt7cfg1.frequency *= 1.05946;
-  //   gptStopTimer(&GPTD7);
-
-  //   gptStart(&GPTD7, &gpt7cfg1);
-  //   gptStartContinuous(&GPTD7, 2U);
-  // }
-}
-
-static void gpt_cb7(GPTDriver *gptp) {
-    palTogglePad(GPIOA, 5);
-
-  // ny++;
-
-  // if ((ny % 1000) == 0) {
-  //   palTogglePad(GPIOB, 7);
-  //   ny = 0;
-  // }
-}
-
-static void gpt_cb8(GPTDriver *gptp) {
-
-  nz++;
-
-  if (nz == 5000) {
-    palTogglePad(GPIOB, 7);
-    nz = 0;
-    frequency[0] *= 1.05946;
-    frequency[1] *= 1.05946;
-
-    gpt6cfg1.frequency = frequency[0];
-    gptStopTimer(&GPTD6);
-
-    gptStart(&GPTD6, &gpt6cfg1);
-    gptStartContinuous(&GPTD6, 2U);
-
-
-    gpt7cfg1.frequency = frequency[1];
-    gptStopTimer(&GPTD7);
-
-    gptStart(&GPTD7, &gpt7cfg1);
-    gptStartContinuous(&GPTD7, 2U);
-  }
-}
-
 
 void matrix_init_kb(void) {
 
-  palSetPadMode(GPIOA, 4, PAL_MODE_OUTPUT_PUSHPULL);
-  palSetPadMode(GPIOA, 5, PAL_MODE_OUTPUT_PUSHPULL);
-
-  gptStart(&GPTD6, &gpt6cfg1);
-  gptStart(&GPTD7, &gpt7cfg1);
-  gptStart(&GPTD8, &gpt8cfg1);
-
-  gptStartContinuous(&GPTD6, 2U);  
-  gptStartContinuous(&GPTD7, 2U);
-  gptStartContinuous(&GPTD8, 2U);
 }
 
 void matrix_scan_kb(void) {

keyboards/clueboard60/rules.mk

@@ -48,5 +48,5 @@ COMMAND_ENABLE = yes    # Commands for debug and configuration
 #SLEEP_LED_ENABLE = yes  # Breathing sleep LED during USB suspend
 NKRO_ENABLE = yes	    # USB Nkey Rollover
 CUSTOM_MATRIX = yes # Custom matrix file
-# AUDIO_ENABLE = yes
+AUDIO_ENABLE = yes
 # SERIAL_LINK_ENABLE = yes

quantum/audio/audio.h

@@ -18,12 +18,15 @@
 
 #include <stdint.h>
 #include <stdbool.h>
+#if defined(__AVR__)
   #include <avr/io.h>
-#include <util/delay.h>
+#endif
+#include "wait.h"
 #include "musical_notes.h"
 #include "song_list.h"
 #include "voices.h"
 #include "quantum.h"
+#include <math.h>
 
 // Largely untested PWM audio mode (doesn't sound as good)
 // #define PWM_AUDIO

quantum/audio/luts.c

@@ -14,9 +14,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <avr/io.h>
-#include <avr/interrupt.h>
-#include <avr/pgmspace.h>
 #include "luts.h"
 
 const float vibrato_lut[VIBRATO_LUT_LENGTH] =

quantum/audio/luts.h

@@ -14,9 +14,14 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#if defined(__AVR__)
     #include <avr/io.h>
     #include <avr/interrupt.h>
     #include <avr/pgmspace.h>
+#else
+    #include "ch.h"
+    #include "hal.h"
+#endif
 
 #ifndef LUTS_H
 #define LUTS_H

quantum/audio/voices.h

@@ -15,8 +15,10 @@
  */
 #include <stdint.h>
 #include <stdbool.h>
+#if defined(__AVR__)
     #include <avr/io.h>
-#include <util/delay.h>
+#endif
+#include "wait.h"
 #include "luts.h"
 
 #ifndef VOICES_H