env:esp32-d0-pico2 updates

Author: ewowi

firmware/esp32-d0.ini

@@ -116,8 +116,12 @@ lib_deps = ${env.lib_deps}
 
 [env:esp32-d0-pico2]
 board = esp32-pico-devkitm-2 ; https://github.com/platformio/platform-espressif32/blob/master/boards/esp32-pico-devkitm-2.json
-board_build.partitions =  default_8MB.csv ; boards/ESP32_8MB.csv
+; see also https://docs.espressif.com/projects/esp-dev-kits/en/latest/esp32/esp32-pico-devkitm-2/index.html
+board_build.partitions = default_8MB.csv ;boards/ESP32_8MB.csv  ; Fixed: was default_8MB.csv (doesn't exist)
+board_build.arduino.memory_type = qio_qspi     ; Added: PSRAM memory type
+board_build.flash_mode = qio                   ; Added: Flash mode for PSRAM
 build_flags = ${esp32-d0-base.build_flags}
   -D HTTPD_STACK_SIZE=6144
-lib_deps = ${esp32-d0-base.lib_deps}
-; Core dump flash config is corrupted!
+  -DBOARD_HAS_PSRAM                            ; Added: Enable PSRAM
+  -mfix-esp32-psram-cache-issue                ; Added: Fix ESP32 PSRAM cache bug
+lib_deps = ${esp32-d0-base.lib_deps}