feat: add two s3

ports/espressif/boards/charachorder_two_s3/board.cmake

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+# Apply board specific content here
+set(IDF_TARGET "esp32s3")

ports/espressif/boards/charachorder_two_s3/board.h

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+/*
+ * 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.
+ */
+
+#ifndef SEEEDUINO_XIAO_ESP32S3_H_
+#define SEEEDUINO_XIAO_ESP32S3_H_
+
+//--------------------------------------------------------------------+
+// 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
+
+#define LED_PIN               21
+#define LED_STATE_ON          0
+
+//--------------------------------------------------------------------+
+// USB UF2
+//--------------------------------------------------------------------+
+
+#define USB_VID           0x303A
+#define USB_PID           0x8253
+#define USB_MANUFACTURER  "CharaChorder"
+#define USB_PRODUCT       "TWO S3 - UF2 Bootloader"
+
+#define UF2_PRODUCT_NAME  USB_MANUFACTURER " " USB_PRODUCT
+#define UF2_BOARD_ID      "CC-TWO-S3"
+#define UF2_VOLUME_LABEL  "CCBOOT"
+#define UF2_INDEX_URL     "https://www.charachorder.com"
+
+#endif
+

ports/espressif/boards/charachorder_two_s3/sdkconfig

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+# Board Specific Config
+
+# Partition Table
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partitions-8MB-tinyuf2.csv"
+
+# Serial flasher config
+CONFIG_ESPTOOLPY_FLASHSIZE_8MB=y

ports/espressif/partitions-8MB-tinyuf2.csv

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+# ESP-IDF Partition Table
+# Name,   Type, SubType, Offset,  Size, Flags
+# bootloader.bin,,          0x1000, 32K
+# partition table,,         0x8000, 4K
+nvs,      data, nvs,      0x9000,  20K,
+otadata,  data, ota,      0xe000,  8K,
+ota_0,    0,    ota_0,   0x10000,  2048K,
+ota_1,    0,    ota_1,  0x210000,  2048K,
+factory,  0,    factory,0x410000,  2048K,
+uf2,      app,  factory,0x610000,  256K,
+ffat,     data, fat,    0x650000,  1728K,