From 7035267aad82aa48617a3d8738f0bfaf44b8bd04 Mon Sep 17 00:00:00 2001
From: Jiaxuan Weng <1391548050@qq.com>
Date: Wed, 19 Jul 2023 16:13:10 +0800
Subject: [PATCH] esp32/boards: Add support for XIAO ESP32S3 boards.

Signed-off-by: Jiaxuan Weng <1391548050@qq.com>
---
 ports/esp32/boards/XIAO_ESP32S3/board.json    | 23 +++++++++++++++++++
 ports/esp32/boards/XIAO_ESP32S3/manifest.py   |  2 ++
 .../esp32/boards/XIAO_ESP32S3/modules/xiao.py | 22 ++++++++++++++++++
 .../boards/XIAO_ESP32S3/mpconfigboard.cmake   | 12 ++++++++++
 .../esp32/boards/XIAO_ESP32S3/mpconfigboard.h | 12 ++++++++++
 .../esp32/boards/XIAO_ESP32S3/sdkconfig.board | 18 +++++++++++++++
 6 files changed, 89 insertions(+)
 create mode 100644 ports/esp32/boards/XIAO_ESP32S3/board.json
 create mode 100644 ports/esp32/boards/XIAO_ESP32S3/manifest.py
 create mode 100644 ports/esp32/boards/XIAO_ESP32S3/modules/xiao.py
 create mode 100644 ports/esp32/boards/XIAO_ESP32S3/mpconfigboard.cmake
 create mode 100644 ports/esp32/boards/XIAO_ESP32S3/mpconfigboard.h
 create mode 100644 ports/esp32/boards/XIAO_ESP32S3/sdkconfig.board

diff --git a/ports/esp32/boards/XIAO_ESP32S3/board.json b/ports/esp32/boards/XIAO_ESP32S3/board.json
new file mode 100644
index 0000000000..267eadd494
--- /dev/null
+++ b/ports/esp32/boards/XIAO_ESP32S3/board.json
@@ -0,0 +1,23 @@
+{
+    "deploy": [
+        "../deploy_s3.md"
+    ],
+    "docs": "",
+    "features": [
+        "SPIRAM",
+        "USB-C",
+        "WiFi",
+        "BLE"
+    ],
+    "features_non_filterable": [
+    ],
+    "id": "xiao",
+    "images": [
+        "xiao_esp32s3.jpg"
+    ],
+    "mcu": "esp32s3",
+    "product": "XIAO-ESP32S3",
+    "thumbnail": "",
+    "url": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/",
+    "vendor": "Seeed Studio"
+}
diff --git a/ports/esp32/boards/XIAO_ESP32S3/manifest.py b/ports/esp32/boards/XIAO_ESP32S3/manifest.py
new file mode 100644
index 0000000000..7ae2ed15d9
--- /dev/null
+++ b/ports/esp32/boards/XIAO_ESP32S3/manifest.py
@@ -0,0 +1,2 @@
+include("$(PORT_DIR)/boards/manifest.py")
+freeze("modules")
diff --git a/ports/esp32/boards/XIAO_ESP32S3/modules/xiao.py b/ports/esp32/boards/XIAO_ESP32S3/modules/xiao.py
new file mode 100644
index 0000000000..0f403dd324
--- /dev/null
+++ b/ports/esp32/boards/XIAO_ESP32S3/modules/xiao.py
@@ -0,0 +1,22 @@
+# XIAO ESP32 S3 MicroPython Helper Library
+
+from micropython import const
+from machine import Pin
+
+# Pin Assignments
+
+# SPI
+SPI_MOSI = const(9)
+SPI_MISO = const(8)
+SPI_CLK = const(7)
+
+# I2C
+I2C_SDA = const(5)
+I2C_SCL = const(6)
+
+# LED
+LED = const(21)
+
+# Helper methods for built in sensors
+
+led = Pin(LED, Pin.OUT, value=0)
diff --git a/ports/esp32/boards/XIAO_ESP32S3/mpconfigboard.cmake b/ports/esp32/boards/XIAO_ESP32S3/mpconfigboard.cmake
new file mode 100644
index 0000000000..07d69f7b02
--- /dev/null
+++ b/ports/esp32/boards/XIAO_ESP32S3/mpconfigboard.cmake
@@ -0,0 +1,12 @@
+set(IDF_TARGET esp32s3)
+
+set(SDKCONFIG_DEFAULTS
+    boards/sdkconfig.base
+    boards/sdkconfig.usb
+    boards/sdkconfig.ble
+    boards/sdkconfig.240mhz
+    boards/sdkconfig.spiram_sx
+    boards/XIAO_ESP32S3/sdkconfig.board
+)
+
+set(MICROPY_FROZEN_MANIFEST ${MICROPY_BOARD_DIR}/manifest.py)
diff --git a/ports/esp32/boards/XIAO_ESP32S3/mpconfigboard.h b/ports/esp32/boards/XIAO_ESP32S3/mpconfigboard.h
new file mode 100644
index 0000000000..175df58331
--- /dev/null
+++ b/ports/esp32/boards/XIAO_ESP32S3/mpconfigboard.h
@@ -0,0 +1,12 @@
+#define MICROPY_HW_BOARD_NAME               "XIAO-ESP32S3"
+#define MICROPY_HW_MCU_NAME                 "ESP32-S3-FN8"
+#define MICROPY_PY_NETWORK_HOSTNAME_DEFAULT "XIAO-ESP32S3"
+
+#define MICROPY_PY_MACHINE_DAC              (0)
+
+#define MICROPY_HW_I2C0_SCL                 (6)
+#define MICROPY_HW_I2C0_SDA                 (5)
+
+#define MICROPY_HW_SPI1_MOSI                (9)
+#define MICROPY_HW_SPI1_MISO                (8)
+#define MICROPY_HW_SPI1_SCK                 (7)
diff --git a/ports/esp32/boards/XIAO_ESP32S3/sdkconfig.board b/ports/esp32/boards/XIAO_ESP32S3/sdkconfig.board
new file mode 100644
index 0000000000..b906787b2a
--- /dev/null
+++ b/ports/esp32/boards/XIAO_ESP32S3/sdkconfig.board
@@ -0,0 +1,18 @@
+CONFIG_ESPTOOLPY_FLASHMODE_QIO=y
+CONFIG_ESPTOOLPY_FLASHFREQ_80M=y
+CONFIG_ESPTOOLPY_AFTER_NORESET=y
+
+CONFIG_ESPTOOLPY_FLASHSIZE_4MB=
+CONFIG_ESPTOOLPY_FLASHSIZE_8MB=y
+CONFIG_ESPTOOLPY_FLASHSIZE_16MB=
+CONFIG_PARTITION_TABLE_CUSTOM=y
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partitions-8MiB.csv"
+
+CONFIG_LWIP_LOCAL_HOSTNAME="XIAO-ESP32S3"
+
+CONFIG_TINYUSB_DESC_CUSTOM_VID=0x2886
+CONFIG_TINYUSB_DESC_CUSTOM_PID=0x8056
+CONFIG_TINYUSB_DESC_BCD_DEVICE=0x0100
+CONFIG_TINYUSB_DESC_MANUFACTURER_STRING="Seeed Studio"
+CONFIG_TINYUSB_DESC_PRODUCT_STRING="XIAO ESP32S3"
+CONFIG_TINYUSB_DESC_SERIAL_STRING="XIAO ESP32S3"