Merge pull request #1460 from ccrome/chc-fix-freertos-irq-imx

set irq priority for freertos

hw/bsp/imxrt/family.c

@@ -51,7 +51,10 @@ void board_init(void)
   SysTick_Config(SystemCoreClock / 1000);
 #elif CFG_TUSB_OS == OPT_OS_FREERTOS
   // If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
-//  NVIC_SetPriority(USB0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
+  NVIC_SetPriority(USB_OTG1_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
+#ifdef USB_OTG2_IRQn
+  NVIC_SetPriority(USB_OTG2_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
+#endif
 #endif
 
   // LED