mimxrt10xx: stub implementation of i2sout

jepler · jepler · commit edbcf11fd7da · 2021-04-02T13:08:07.000-05:00
Builds, does nothing useful
diff --git a/ports/mimxrt10xx/background.c b/ports/mimxrt10xx/background.c
@@ -27,6 +27,8 @@
 
 #include "supervisor/port.h"
 
+#include "audio_dma.h"
+
 void port_background_task(void) {
     #if CIRCUITPY_AUDIOIO || CIRCUITPY_AUDIOBUSIO
     audio_dma_background();
diff --git a/ports/mimxrt10xx/common-hal/audiobusio/I2SOut.c b/ports/mimxrt10xx/common-hal/audiobusio/I2SOut.c
@@ -0,0 +1,76 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2021 Jeff Epler for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "common-hal/audiobusio/I2SOut.h"
+#include "shared-bindings/audiobusio/I2SOut.h"
+
+void i2sout_reset(void) {}
+void audio_dma_background(void) {}
+
+void common_hal_audiobusio_i2sout_construct(audiobusio_i2sout_obj_t *self,
+    const mcu_pin_obj_t *bit_clock, const mcu_pin_obj_t *word_select, const mcu_pin_obj_t *data,
+    bool left_justified)
+{
+}
+
+void common_hal_audiobusio_i2sout_deinit(audiobusio_i2sout_obj_t *self)
+{
+}
+
+bool common_hal_audiobusio_i2sout_deinited(audiobusio_i2sout_obj_t *self)
+{
+    return true;
+}
+
+void common_hal_audiobusio_i2sout_play(audiobusio_i2sout_obj_t *self, mp_obj_t sample, bool loop)
+{
+    self->playing = 1;
+}
+
+void common_hal_audiobusio_i2sout_stop(audiobusio_i2sout_obj_t *self)
+{
+    self->playing = 0;
+}
+
+bool common_hal_audiobusio_i2sout_get_playing(audiobusio_i2sout_obj_t *self)
+{
+    return self->playing;
+}
+
+void common_hal_audiobusio_i2sout_pause(audiobusio_i2sout_obj_t *self)
+{
+    self->paused = 1;
+}
+
+void common_hal_audiobusio_i2sout_resume(audiobusio_i2sout_obj_t *self)
+{
+    self->paused = 0;
+}
+
+bool common_hal_audiobusio_i2sout_get_paused(audiobusio_i2sout_obj_t *self)
+{
+    return self->paused;
+}
diff --git a/ports/mimxrt10xx/common-hal/audiobusio/I2SOut.h b/ports/mimxrt10xx/common-hal/audiobusio/I2SOut.h
@@ -0,0 +1,51 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#pragma once
+
+#include "common-hal/microcontroller/Pin.h"
+
+#include "py/obj.h"
+
+// Some boards don't implement I2SOut, so suppress any routines from here.
+#if CIRCUITPY_AUDIOBUSIO_I2SOUT
+
+// We don't bit pack because we'll only have two at most. Its better to save code size instead.
+typedef struct {
+    mp_obj_base_t base;
+    bool left_justified;
+    const mcu_pin_obj_t *bit_clock;
+    const mcu_pin_obj_t *word_select;
+    const mcu_pin_obj_t *data;
+    uint8_t clock_unit;
+    uint8_t serializer;
+    uint8_t gclk;
+    bool playing, paused;
+} audiobusio_i2sout_obj_t;
+
+void i2sout_reset(void);
+
+#endif // CIRCUITPY_AUDIOBUSIO_I2SOUT
diff --git a/ports/mimxrt10xx/common-hal/audiobusio/PDMIn.c b/ports/mimxrt10xx/common-hal/audiobusio/PDMIn.c
diff --git a/ports/mimxrt10xx/common-hal/audiobusio/PDMIn.h b/ports/mimxrt10xx/common-hal/audiobusio/PDMIn.h
@@ -0,0 +1,47 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#pragma once
+
+#include "common-hal/microcontroller/Pin.h"
+
+#include "py/obj.h"
+
+typedef struct {
+    mp_obj_base_t base;
+    const mcu_pin_obj_t *clock_pin;
+    const mcu_pin_obj_t *data_pin;
+    uint32_t sample_rate;
+    uint8_t serializer;
+    uint8_t clock_unit;
+    uint8_t bytes_per_sample;
+    uint8_t bit_depth;
+    uint8_t gclk;
+} audiobusio_pdmin_obj_t;
+
+void pdmin_reset(void);
+
+void pdmin_background(void);
diff --git a/ports/mimxrt10xx/common-hal/audiobusio/__init__.c b/ports/mimxrt10xx/common-hal/audiobusio/__init__.c
diff --git a/ports/mimxrt10xx/common-hal/audiobusio/__init__.h b/ports/mimxrt10xx/common-hal/audiobusio/__init__.h
diff --git a/ports/mimxrt10xx/mpconfigport.mk b/ports/mimxrt10xx/mpconfigport.mk
@@ -23,7 +23,11 @@ USB_NUM_EP = 8
 INTERNAL_FLASH_FILESYSTEM = 1
 
 CIRCUITPY_AUDIOIO = 0
-CIRCUITPY_AUDIOBUSIO = 0
+CIRCUITPY_AUDIOBUSIO = 1
+CIRCUITPY_AUDIOBUSIO_PDMIN = 0
+CIRCUITPY_AUDIOCORE = 1
+CIRCUITPY_AUDIOMIXER = 1
+CIRCUITPY_AUDIOMP3 = 1
 CIRCUITPY_FREQUENCYIO = 0
 CIRCUITPY_I2CPERIPHERAL = 0
 CIRCUITPY_NVM = 0
diff --git a/ports/mimxrt10xx/supervisor/port.c b/ports/mimxrt10xx/supervisor/port.c
@@ -36,6 +36,8 @@
 
 #include "fsl_device_registers.h"
 
+#include "common-hal/audiobusio/PDMIn.h"
+#include "common-hal/audiobusio/I2SOut.h"
 #include "common-hal/microcontroller/Pin.h"
 #include "common-hal/pulseio/PulseIn.h"
 #include "common-hal/pulseio/PulseOut.h"
