Added host port configuration and link to tinyusb

Author: maidnl

cores/arduino/tinyusb/host

@@ -0,0 +1 @@
+../../../extras/tinyusb/src/host

cores/arduino/usb/USB.cpp

@@ -268,12 +268,18 @@ void __USBStart() {
         return;
     }
 
-    /* Enable USB_BASE */
+    /* 
+     * ENABLE USB
+     */
     R_SYSTEM->PRCR = (uint16_t) BSP_PRV_PRCR_PRC1_UNLOCK;
     R_MSTP->MSTPCRB &= ~(1U << 11U);
     R_MSTP->MSTPCRB &= ~(1U << 12U);
     R_SYSTEM->PRCR = (uint16_t) BSP_PRV_PRCR_LOCK;
 
+    /*
+     * CONFIGURE USB INTERRUPTS
+     */
+
 #ifdef CFG_TUSB_RHPORT0_MODE
 #if (CFG_TUSB_RHPORT0_MODE != 0)
     usb_irq_cfg.num_of_irqs_required = 4;
@@ -294,7 +300,15 @@ void __USBStart() {
 
     __SetupUSBDescriptor();
 
+    /* 
+     * INIT Tiny USB
+     */
+
+    assert(BOARD_TUD_RHPORT != BOARD_TUH_RHPORT); 
+    /* init device port*/
     tud_init(BOARD_TUD_RHPORT);
+    /* init host port */
+    tuh_init(BOARD_TUH_RHPORT);
 
 #if 0 //defined(AZURE_RTOS_THREADX)
     static TX_BYTE_POOL byte_pool_0;

variants/PORTENTA_H33/tusb_config.h

@@ -12,6 +12,25 @@
  extern "C" {
 #endif
 
+/*
+ * USB PORT 0 CONFIGURATION: HOST, FULL SPEED
+ */
+
+// RHPort number used for device can be defined by board.mk, default to port 0
+#ifndef BOARD_TUH_RHPORT
+#define BOARD_TUH_RHPORT      0
+#endif
+
+#define CFG_TUSB_RHPORT0_MODE   (OPT_MODE_HOST | OPT_MODE_FULL_SPEED)
+
+#ifndef BOARD_TUH_MAX_SPEED
+#define BOARD_TUH_MAX_SPEED   OPT_MODE_FULL_SPEED
+#endif
+
+/*
+ * USB PORT 1 CONFIGURATION: DEVICE, HIGH SPEED
+ */
+
 // RHPort number used for device can be defined by board.mk, default to port 0
 #ifndef BOARD_TUD_RHPORT
 #define BOARD_TUD_RHPORT      1