Various tweaks and bug fixes

Processors/TFT_eSPI_ESP32.h

@@ -135,7 +135,14 @@ SPI3_HOST = 2
   // Call up the SPIFFS (SPI FLASH Filing System) for the anti-aliased fonts
   #define FS_NO_GLOBALS
   #include <FS.h>
-  #include "SPIFFS.h" // ESP32 only
+  #if defined(CONFIG_IDF_TARGET_ESP32)
+    #include "SPIFFS.h" // ESP32 only
+  #else
+    #ifndef SPIFFS
+      #include <LittleFS.h>
+      #define SPIFFS LittleFS
+    #endif
+  #endif
   #define FONT_FS_AVAILABLE
 #endif
 

Processors/TFT_eSPI_ESP32_S3.c

@@ -52,15 +52,6 @@
   #endif
 #endif
 
-#if !defined (TFT_PARALLEL_8_BIT)
-  // Volatile for register reads:
-  volatile uint32_t* _spi_cmd       = (volatile uint32_t*)(SPI_CMD_REG(SPI_PORT));
-  volatile uint32_t* _spi_user      = (volatile uint32_t*)(SPI_USER_REG(SPI_PORT));
-  // Register writes only:
-  volatile uint32_t* _spi_mosi_dlen = (volatile uint32_t*)(SPI_MOSI_DLEN_REG(SPI_PORT));
-  volatile uint32_t* _spi_w         = (volatile uint32_t*)(SPI_W0_REG(SPI_PORT));
-#endif
-
 ////////////////////////////////////////////////////////////////////////////////////////
 #if defined (TFT_SDA_READ) && !defined (TFT_PARALLEL_8_BIT)
 ////////////////////////////////////////////////////////////////////////////////////////

Processors/TFT_eSPI_ESP32_S3.h

@@ -112,6 +112,11 @@ SPI3_HOST = 2
 
 // Processor specific code used by SPI bus transaction startWrite and endWrite functions
 #if !defined (ESP32_PARALLEL)
+  #define _spi_cmd       (volatile uint32_t*)(SPI_CMD_REG(SPI_PORT))
+  #define _spi_user      (volatile uint32_t*)(SPI_USER_REG(SPI_PORT))
+  #define _spi_mosi_dlen (volatile uint32_t*)(SPI_MOSI_DLEN_REG(SPI_PORT))
+  #define _spi_w         (volatile uint32_t*)(SPI_W0_REG(SPI_PORT))
+
   #if (TFT_SPI_MODE == SPI_MODE1) || (TFT_SPI_MODE == SPI_MODE2)
     #define SET_BUS_WRITE_MODE *_spi_user = SPI_USR_MOSI | SPI_CK_OUT_EDGE
     #define SET_BUS_READ_MODE  *_spi_user = SPI_USR_MOSI | SPI_USR_MISO | SPI_DOUTDIN | SPI_CK_OUT_EDGE
@@ -129,7 +134,7 @@ SPI3_HOST = 2
 #if !defined(TFT_PARALLEL_8_BIT) && !defined(SPI_18BIT_DRIVER)
   #define ESP32_DMA
   // Code to check if DMA is busy, used by SPI DMA + transaction + endWrite functions
-  #define DMA_BUSY_CHECK  dmaWait()
+  #define DMA_BUSY_CHECK  //dmaWait()
 #else
   #define DMA_BUSY_CHECK
 #endif