Merge pull request #1835 from MasterQ32/otg_bringup

Implements deinit functions for host/device mode switch

src/class/audio/audio_device.c

@@ -1389,6 +1389,10 @@ void audiod_init(void)
   }
 }
 
+bool audiod_deinit(void) {
+  return false; // TODO not implemented yet
+}
+
 void audiod_reset(uint8_t rhport)
 {
   (void) rhport;

src/class/audio/audio_device.h

@@ -685,6 +685,7 @@ static inline bool tud_audio_fb_set(uint32_t feedback)
 // Internal Class Driver API
 //--------------------------------------------------------------------+
 void     audiod_init           (void);
+bool     audiod_deinit         (void);
 void     audiod_reset          (uint8_t rhport);
 uint16_t audiod_open           (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len);
 bool     audiod_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t const * request);