S3 WROOM-2 buildenv

this chip has 16MB or 32MB flash, and requires .memory_type = opi_opi

platformio.ini

@@ -556,6 +556,32 @@ board_build.f_flash = 80000000L
 board_build.flash_mode = qio
 monitor_filters = esp32_exception_decoder
 
+[env:esp32S3_wroom2]
+;; For ESP32-S3 WROOM-2, a.k.a. ESP32-S3 DevKitC-1 v1.1
+;; with >= 16MB FLASH and >= 8MB PSRAM (memory_type: opi_opi)
+platform = ${esp32s3.platform}
+platform_packages = ${esp32s3.platform_packages}
+board = esp32s3camlcd ;; this is the only standard board with "opi_opi"
+board_build.arduino.memory_type = opi_opi
+upload_speed = 921600
+build_unflags = ${common.build_unflags}
+build_flags = ${common.build_flags} ${esp32s3.build_flags} -D WLED_RELEASE_NAME=ESP32-S3_WROOM-2
+  -D CONFIG_LITTLEFS_FOR_IDF_3_2 -D WLED_WATCHDOG_TIMEOUT=0
+  -D ARDUINO_USB_CDC_ON_BOOT=0  ;; -D ARDUINO_USB_MODE=1 ;; for boards with serial-to-USB chip
+  ;; -D ARDUINO_USB_CDC_ON_BOOT=1 -D ARDUINO_USB_MODE=1      ;; for boards with USB-OTG connector only (USBCDC or "TinyUSB")
+  -DBOARD_HAS_PSRAM
+  -D LEDPIN=38 ;; buildin LED
+  -D BTNPIN=0 -D RLYPIN=16 -D IRPIN=17 -D AUDIOPIN=-1
+  ${esp32.AR_build_flags}
+  -D SR_DMTYPE=1 -D I2S_SDPIN=13 -D I2S_CKPIN=14 -D I2S_WSPIN=15 -D MCLK_PIN=4  ;; I2S mic
+lib_deps = ${esp32s3.lib_deps}
+  ${esp32.AR_lib_deps}
+
+board_build.partitions = ${esp32.extreme_partitions}
+board_upload.flash_size = 16MB
+board_upload.maximum_size = 16777216
+monitor_filters = esp32_exception_decoder
+
 [env:esp32s3_4M_qspi]
 ;; ESP32-S3, with 4MB FLASH and <= 4MB PSRAM (memory_type: qio_qspi)
 board = lolin_s3_mini ;; -S3 mini, 4MB flash 2MB PSRAM