Fix USBHost crash and enable OTG power

Author: facchinm

libraries/USBHOST/src/USBHost.cpp

@@ -20,6 +20,7 @@ uint32_t USBHost::Init(uint8_t id, const tusbh_class_reg_t class_table[]) {
   if (id == USB_CORE_ID_HS) {
 
     get_usb_phy()->deinit();
+    mbed::DigitalOut otg(PJ_6, 1);
 
     _hs = tusb_get_host(USB_CORE_ID_HS);
     HOST_PORT_POWER_ON_HS();

libraries/USBHOST/src/board_config.h

@@ -96,8 +96,8 @@ do {} while(0U)
 #define  HOST_PORT_POWER_ON_FS() \
 do{}while(0)
 
-//#define RTOS_INTERRUPT_ENTER    core_util_critical_section_enter
-//#define RTOS_INTERRUPT_LEAVE    core_util_critical_section_exit
+#define RTOS_INTERRUPT_ENTER    core_util_critical_section_enter
+#define RTOS_INTERRUPT_LEAVE    core_util_critical_section_exit
 
 // init the stdio hardware
 void stdio_init(void);

libraries/USBHOST/src/class/host/tusbh.c

@@ -718,9 +718,9 @@ int tusbh_device_deinit(tusbh_device_t* dev)
         }
     }
 
-    if(dev_root(dev)->cb_device_remove){
-        dev_root(dev)->cb_device_remove(dev);
-    }
+    //if(dev_root(dev)->cb_device_remove){
+    //    dev_root(dev)->cb_device_remove(dev);
+    //}
 
     for(uint8_t i=0;i<dev->interface_num;i++){
 

libraries/USBHOST/src/class/host/tusbh_hub.c

@@ -368,7 +368,7 @@ static int hub_data_xfered(tusbh_ep_info_t* ep)
                 TUSB_HUB_INFO("Connect\n");
                 tusbh_device_t* child = dev->children[port-1];
                 if(child){
-                    TUSB_HUB_INFO("aleary has a child\n");
+                    TUSB_HUB_INFO("already has a child\n");
                     tusbh_device_deinit(child);
                     dev->children[port-1] = 0;
                 }

libraries/USBHOST/src/stm32_otg_init.c

@@ -259,7 +259,7 @@ void set_io_af_mode(GPIO_TypeDef* GPIO, uint8_t pin, uint8_t af)
   gpio_osc_init_structure.Pin = pin;
   gpio_osc_init_structure.Mode = GPIO_MODE_AF_PP;
   gpio_osc_init_structure.Pull = GPIO_NOPULL;
-  gpio_osc_init_structure.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+  gpio_osc_init_structure.Speed = GPIO_SPEED_FREQ_HIGH;
   gpio_osc_init_structure.Alternate = af;
   HAL_GPIO_Init(GPIO, &gpio_osc_init_structure);
 #else