esp32/boards/GENERIC_S3_SPIRAM_OCT: Add ESP32S3 board with Octal SPIRAM.

ports/esp32/boards/GENERIC_S3_SPIRAM_OCT/board.json

@@ -0,0 +1,18 @@
+{
+    "deploy": [
+        "../deploy_s3.md"
+    ],
+    "docs": "",
+    "features": [
+        "BLE",
+        "WiFi"
+    ],
+    "images": [
+        "generic_s3.jpg"
+    ],
+    "mcu": "esp32s3",
+    "product": "Generic ESP32-S3 (SPIRAM Octal)",
+    "thumbnail": "",
+    "url": "https://www.espressif.com/en/products/modules",
+    "vendor": "Espressif"
+}

ports/esp32/boards/GENERIC_S3_SPIRAM_OCT/mpconfigboard.cmake

@@ -0,0 +1,11 @@
+set(IDF_TARGET esp32s3)
+
+set(SDKCONFIG_DEFAULTS
+    boards/sdkconfig.base
+    boards/sdkconfig.usb
+    boards/sdkconfig.ble
+    boards/sdkconfig.240mhz
+    boards/sdkconfig.spiram_sx
+    boards/sdkconfig.spiram_oct
+    boards/GENERIC_S3_SPIRAM_OCT/sdkconfig.board
+)

ports/esp32/boards/GENERIC_S3_SPIRAM_OCT/mpconfigboard.h

@@ -0,0 +1,10 @@
+#define MICROPY_HW_BOARD_NAME               "ESP32S3 module (spiram octal)"
+#define MICROPY_HW_MCU_NAME                 "ESP32S3"
+
+#define MICROPY_PY_MACHINE_DAC              (0)
+
+// Enable UART REPL for modules that have an external USB-UART and don't use native USB.
+#define MICROPY_HW_ENABLE_UART_REPL         (1)
+
+#define MICROPY_HW_I2C0_SCL                 (9)
+#define MICROPY_HW_I2C0_SDA                 (8)

ports/esp32/boards/GENERIC_S3_SPIRAM_OCT/sdkconfig.board

@@ -0,0 +1,12 @@
+CONFIG_FLASHMODE_QIO=y
+CONFIG_ESPTOOLPY_FLASHFREQ_80M=y
+CONFIG_ESPTOOLPY_FLASHSIZE_DETECT=y
+CONFIG_ESPTOOLPY_AFTER_NORESET=y
+
+CONFIG_SPIRAM_MEMTEST=
+
+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"

ports/esp32/boards/sdkconfig.spiram_oct

@@ -0,0 +1,3 @@
+# MicroPython on ESP32-S2 and ESP32-PAD1_subscript_3, ESP IDF configuration with SPIRAM support in Octal mode
+CONFIG_SPIRAM_MODE_QUAD=
+CONFIG_SPIRAM_MODE_OCT=y