Merge pull request hathach#2046 from hathach/add-usb2uart-host-driver

Add usb2uart serial host driver

Author: hathach

.codespell/ignore-words.txt

@@ -1,6 +1,7 @@
 synopsys
 sie
 tre
+thre
 hsi
 fro
 dout

examples/host/cdc_msc_hid/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.5)
+cmake_minimum_required(VERSION 3.17)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 

examples/host/cdc_msc_hid/src/tusb_config.h

@@ -96,7 +96,9 @@
 #define CFG_TUH_ENUMERATION_BUFSIZE 256
 
 #define CFG_TUH_HUB                 1 // number of supported hubs
-#define CFG_TUH_CDC                 1
+#define CFG_TUH_CDC                 1 // CDC ACM
+#define CFG_TUH_CDC_FTDI            1 // FTDI Serial.  FTDI is not part of CDC class, only to re-use CDC driver API
+#define CFG_TUH_CDC_CP210X          1 // CP210x Serial. CP210X is not part of CDC class, only to re-use CDC driver API
 #define CFG_TUH_HID                 (3*CFG_TUH_DEVICE_MAX) // typical keyboard + mouse device can have 3-4 HID interfaces
 #define CFG_TUH_MSC                 1
 #define CFG_TUH_VENDOR              0

hw/bsp/rp2040/family.c

@@ -125,10 +125,10 @@ void board_init(void)
   // Set the system clock to a multiple of 120mhz for bitbanging USB with pico-usb
   set_sys_clock_khz(120000, true);
 
-#ifdef PIO_USB_VBUSEN_PIN
+#ifdef PICO_DEFAULT_PIO_USB_VBUSEN_PIN
   gpio_init(PICO_DEFAULT_PIO_USB_VBUSEN_PIN);
   gpio_set_dir(PICO_DEFAULT_PIO_USB_VBUSEN_PIN, GPIO_OUT);
-  gpio_put(PICO_DEFAULT_PIO_USB_VBUSEN_PIN, PIO_USB_VBUSEN_STATE);
+  gpio_put(PICO_DEFAULT_PIO_USB_VBUSEN_PIN, PICO_DEFAULT_PIO_USB_VBUSEN_STATE);
 #endif
 
   // rp2040 use pico-pio-usb for host tuh_configure() can be used to passed pio configuration to the host stack