working w/status led

ports/esp32s2/README.md

@@ -11,6 +11,7 @@ Following boards are supported:
 - [Espressif Saola 1R (WROVER) and 1M (WROOM)](https://docs.espressif.com/projects/esp-idf/en/latest/esp32s2/hw-reference/esp32s2/user-guide-saola-1-v1.2.html)
 - [Gravitech Cucumber RIS ESP32-S2 w/Sensors ](https://www.gravitech.us/curisdebowis.html)
 - [LILYGO® TTGO T8 ESP32-S2 V1.1 ST7789 ](http://www.lilygo.cn/prod_view.aspx?TypeId=50033&Id=1321&FId=t3:50033:3)
+- [LOLIN Wemos® S2 Pico](https://www.wemos.cc/en/latest/s2/s2_pico.html)
 - [microDev microS2](https://circuitpython.org/board/microdev_micro_s2)
 - [Morpheans MorphESP-240](https://github.com/ccadic/ESP32-S2-DevBoardTFT) or  [MorphESP CrowdSupply](https://www.crowdsupply.com/morpheans/morphesp-240)
 - [Olimex ESP32S2 DevKit Lipo vB1 (WROVER and WROOM)](https://www.olimex.com/Products/IoT/ESP32-S2/ESP32-S2-DevKit-Lipo/open-source-hardware)

ports/esp32s2/boards/lolin_s2-pico/board.h

@@ -0,0 +1,60 @@
+/* 
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 Ha Thach (tinyusb.org) for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#pragma once
+
+//--------------------------------------------------------------------+
+// Button
+//--------------------------------------------------------------------+
+
+// Enter UF2 mode if GPIO is pressed while 2nd stage bootloader indicator
+// is on e.g RGB = Purple. If it is GPIO0, user should not hold this while
+// reset since that will instead run the 1st stage ROM bootloader
+#define PIN_BUTTON_UF2        0
+
+// GPIO that implement 1-bit memory with RC components which hold the
+// pin value long enough for double reset detection.
+// #define PIN_DOUBLE_RESET_RC
+
+//--------------------------------------------------------------------+
+// LED
+//--------------------------------------------------------------------+
+
+// LED for indicator and writing flash
+#define LED_PIN               10
+#define LED_STATE_ON          1
+
+//--------------------------------------------------------------------+
+// USB UF2
+//--------------------------------------------------------------------+
+
+#define USB_VID           0x303A  //Espressif USB VID
+#define USB_PID           0x80C7  //Allocated by Espressif for this board and purpose. 
+#define USB_MANUFACTURER  "Lolin"
+#define USB_PRODUCT       "S2 Pico"
+
+#define UF2_PRODUCT_NAME  USB_MANUFACTURER " " USB_PRODUCT
+#define UF2_BOARD_ID      "ESP32S2FN4R2-S2Pico-1-0-0"
+#define UF2_VOLUME_LABEL  "S2PICOBOOT"
+#define UF2_INDEX_URL     "https://www.wemos.cc/en/latest/s2/s2_pico.html"

ports/esp32s2/boards/lolin_s2-pico/sdkconfig

@@ -0,0 +1,6 @@
+
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partitions-4MB.csv"
+CONFIG_PARTITION_TABLE_FILENAME="partitions-4MB.csv"
+
+# Serial flasher config
+CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y