Clean up RFP ESP32-S3 target and tooling

platformio.ini

@@ -107,6 +107,7 @@ default_envs =
   ;;  === esp32-S3  === with 16MB flash
   esp32S3_16MB_PSRAM_M_HUB75  ;; for S3 with 16MB flash, HUB75 supported (MOONHUB HUB75 adapter board)
   esp32S3_WROOM-2_M        ;; for S3 WROOM-2; HUB75 supported
+  ; rfp_esp32s3_wroom1_n16r8_3x106 ;; RFP ESP32-S3 WROOM-1 N16R8, 3x106 pixels on GPIO 4/5/6
   ;;
   ;; === esp32-S2 boards   ===
   esp32s2_PSRAM_S          ;; OTA-compatible with upstream
@@ -2438,6 +2439,32 @@ build_flags = ${env:esp32S3_8MB_PSRAM_M_opi.build_flags}
 [env:esp32S3_8MB_PSRAM_M] ;; legacy alias
 extends = env:esp32S3_8MB_PSRAM_M_opi
 
+[env:rfp_esp32s3_wroom1_n16r8_3x106]
+;; RFP ESP32-S3 WROOM-1 N16R8, 16MB flash / 8MB OPI PSRAM, 3 outputs x 106 pixels
+extends = env:esp32S3_8MB_PSRAM_M_opi
+board_upload.flash_size = 16MB
+board_upload.maximum_size = 16777216
+board_build.partitions = tools/WLED_ESP32_16MB.csv
+build_unflags = ${env:esp32S3_8MB_PSRAM_M_opi.build_unflags}
+  -D WLED_RELEASE_NAME=esp32S3_8MB_PSRAM_M_opi
+  -D LEDPIN=21
+  -D BTNPIN=0
+  -D RLYPIN=1
+  -D IRPIN=-1
+  -D AUDIOPIN=-1
+build_flags = ${env:esp32S3_8MB_PSRAM_M_opi.build_flags}
+  -D WLED_RELEASE_NAME=RFP_ESP32S3_N16R8_3x106
+  -D LEDPIN=4
+  -D DATA_PINS=4,5,6
+  -D PIXEL_COUNTS=106,106,106
+  -D DEFAULT_LED_COUNT=106
+  -D STATUSPIXELPIN=48
+  -D STATUSPIXELCOLORORDER=COL_ORDER_GRB
+  -D BTNPIN=-1
+  -D RLYPIN=-1
+  -D IRPIN=-1
+  -D AUDIOPIN=-1
+
 [env:esp32S3_8MB_S]
 ;; MM for ESP32-S3 boards - FASTPATH + optimize for speed; ; HUB75 support included (may still have pin conflicts)
 extends = esp32_4MB_V4_M_base