Add support for Raspberry Pi Pico

usbSerialExamples/src/main/res/xml/device_filter.xml

@@ -32,4 +32,5 @@
     <usb-device vendor-id="7855" product-id="4"    /> <!-- 0x1eaf / 0x0004: Leaflabs Maple -->
     <usb-device vendor-id="3368" product-id="516"  /> <!-- 0x0d28 / 0x0204: ARM mbed -->
     <usb-device vendor-id="1155" product-id="22336" /><!-- 0x0483 / 0x5740: ST CDC -->
+    <usb-device vendor-id="11914" product-id="5"   /> <!-- 0x2E8A: Raspberry Pi Pico -->
 </resources>

usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/CdcAcmSerialDriver.java

@@ -321,6 +321,10 @@ public class CdcAcmSerialDriver implements UsbSerialDriver {
                 new int[] {
                         UsbId.ST_CDC,
                 });
+        supportedDevices.put(UsbId.VENDOR_RASPBERRY_PI,
+                new int[] {
+                    UsbId.RASPBERRY_PI_PICO,
+                });
         return supportedDevices;
     }
 

usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/UsbId.java

@@ -69,6 +69,9 @@ public final class UsbId {
     public static final int VENDOR_ST = 0x0483;
     public static final int ST_CDC = 0x5740;
 
+    public static final int VENDOR_RASPBERRY_PI = 0x2e8a;
+    public static final int RASPBERRY_PI_PICO = 0x0005;
+
     private UsbId() {
         throw new IllegalAccessError("Non-instantiable class");
     }