From 2db966ba476a5eb73b2587a0ceba675674d68bc0 Mon Sep 17 00:00:00 2001
From: Frank <91616163+softhack007@users.noreply.github.com>
Date: Thu, 20 Jul 2023 22:09:14 +0200
Subject: [PATCH] Improvements for -S3 with PSRAM

qio_opi:   PSRAM  8MB or 16MB
qio_qspi:  PSRAM  2MB or 4MB

fun fact: _opi and _qspi modes both require a special bootloader.
---
 platformio.ini | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/platformio.ini b/platformio.ini
index 430263b7..c939a73b 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -446,6 +446,7 @@ board_build.flash_mode = qio
 upload_speed = 460800
 build_unflags = ${common.build_unflags}
 build_flags = ${common.build_flags} ${esp32s2.build_flags} #-D WLED_RELEASE_NAME=S2_saola
+  ;-DLOLIN_WIFI_FIX ;; try this in case Wifi does not work
   -DARDUINO_USB_CDC_ON_BOOT=1
 lib_deps = ${esp32s2.lib_deps}
 
@@ -458,6 +459,7 @@ board = esp32-c3-devkitm-1
 board_build.partitions = tools/WLED_ESP32_4MB_1MB_FS.csv
 build_flags = ${common.build_flags} ${esp32c3.build_flags} #-D WLED_RELEASE_NAME=ESP32-C3
   -D WLED_WATCHDOG_TIMEOUT=0
+  -DLOLIN_WIFI_FIX ; seems to work much better with this
   -DARDUINO_USB_CDC_ON_BOOT=1 ;; for virtual CDC USB
   ;-DARDUINO_USB_CDC_ON_BOOT=0   ;; for serial-to-USB chip
 upload_speed = 460800
@@ -474,7 +476,7 @@ build_unflags = ${common.build_unflags}
 build_flags = ${common.build_flags} ${esp32s3.build_flags}
   -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=0 ;; for boards with USB-OTG connector only (USBCDC or "TinyUSB")
+  ;-D ARDUINO_USB_CDC_ON_BOOT=1 ;; -D ARDUINO_USB_MODE=1 ;; for boards with USB-OTG connector only (USBCDC or "TinyUSB")
   ;-D WLED_DEBUG
 lib_deps = ${esp32s3.lib_deps}
 board_build.partitions = tools/WLED_ESP32_8MB.csv
@@ -483,19 +485,18 @@ board_build.flash_mode = qio
 ; board_build.flash_mode = dio   ;; try this if you have problems at startup
 monitor_filters = esp32_exception_decoder
 
-[env:esp32s3dev_8MB_PSRAM]
-;; ESP32-TinyS3 development board, with 8MB FLASH and 8MB PSRAM (memory_type: qio_opi, qio_qspi, or opi_opi)
-;board = um_tinys3 ;    -> needs workaround from https://github.com/Aircoookie/WLED/pull/2905#issuecomment-1328049860
-;board = esp32s3box   ; -> error: 'esp32_adc2gpio' was not declared in this scope
-board = esp32-s3-devkitc-1 ; -> compiles, but does not support PSRAM
+[env:esp32s3dev_8MB_PSRAM_opi]
+;; ESP32-S3 development board, with 8MB FLASH and >= 8MB PSRAM (memory_type: qio_opi)
+board = esp32-s3-devkitc-1 ;; generic dev board; the next line adds PSRAM support
+board_build.arduino.memory_type = qio_opi     ;; use with PSRAM: 8MB or 16MB
 platform = ${esp32s3.platform}
 platform_packages = ${esp32s3.platform_packages}
 upload_speed = 921600
 build_unflags = ${common.build_unflags}
 build_flags = ${common.build_flags} ${esp32s3.build_flags}
   -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=0 ;; for boards with USB-OTG connector only (USBCDC or "TinyUSB")
+  ;-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")
   ; -D WLED_RELEASE_NAME=ESP32-S3_PSRAM
   -D WLED_USE_PSRAM -DBOARD_HAS_PSRAM ; tells WLED that PSRAM shall be used
 lib_deps = ${esp32s3.lib_deps}
@@ -504,6 +505,13 @@ board_build.f_flash = 80000000L
 board_build.flash_mode = qio
 monitor_filters = esp32_exception_decoder
 
+[env:esp32s3dev_8MB_PSRAM_qspi]
+;; ESP32-TinyS3 development board, with 8MB FLASH and PSRAM (memory_type: qio_qspi)
+extends = env:esp32s3dev_8MB_PSRAM_opi
+;board = um_tinys3 ;    -> needs workaround from https://github.com/Aircoookie/WLED/pull/2905#issuecomment-1328049860
+board = esp32-s3-devkitc-1 ;; generic dev board; the next line adds PSRAM support
+board_build.arduino.memory_type = qio_qspi ;; use with PSRAM: 2MB or  4MB
+
 [env:esp8285_4CH_MagicHome]
 board = esp8285
 platform = ${common.platform_wled_default}