Add BACKLIGHT_FREQUENCY

src/dev/esp32/esp32.cpp

@@ -186,9 +186,9 @@ void Esp32Device::set_backlight_pin(uint8_t pin)
     if(pin < GPIO_NUM_MAX) {
         LOG_VERBOSE(TAG_GUI, F("Backlight  : Pin %d"), pin);
 #ifndef ESP32S2
-        ledcSetup(BACKLIGHT_CHANNEL, 20000, 12);
+        ledcSetup(BACKLIGHT_CHANNEL, BACKLIGHT_FREQUENCY, 12);
 #else
-        ledcSetup(BACKLIGHT_CHANNEL, 20000, 10);
+        ledcSetup(BACKLIGHT_CHANNEL, BACKLIGHT_FREQUENCY, 10);
 #endif
         ledcAttachPin(pin, BACKLIGHT_CHANNEL);
         update_backlight();

src/dev/esp32/esp32.h

@@ -9,6 +9,10 @@
 
 #if defined(ESP32)
 
+#ifndef BACKLIGHT_FREQUENCY
+#define BACKLIGHT_FREQUENCY 20000
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif

user_setups/esp32s2/wt-86-32-3zw1.ini

@@ -2,7 +2,7 @@
 ;        Wireless-Tag WT-86-32-3ZW1                 ;
 ;               - custom ESP32-S2 pcb               ;
 ;               - ili9488 TFT 8-bit                 ;
-;               - gls1680 touch controller          ;
+;               - gsl1680 touch controller          ;
 ;***************************************************;
 
 [env:wt-86-32-3zw1]
@@ -45,20 +45,22 @@ build_flags =
     -D LGFX_USE_V1=1
     -D SUPPORT_TRANSACTIONS
     -D SPI_TOUCH_FREQUENCY=2500000
-    -D TOUCH_DRIVER=0x1680     ; GLS1680 Capacitive I2C touch panel driver
+    -D TOUCH_DRIVER=0x1680     ; GSL1680 Capacitive I2C touch panel driver
  
     -D I2C_TOUCH_PORT=0
     -D I2C_TOUCH_ADDRESS=0x40
     -D I2C_TOUCH_FREQUENCY=400000
+
+    -D BACKLIGHT_FREQUENCY=2000
 ;endregion
 
 ;region -- Library options -------------------------------
 lib_deps =
     ${env.lib_deps}
     ${esp32s2.lib_deps}
+    ${gsl1680.lib_deps}
     ;lovyan03/LovyanGFX @ ^0.4.14
     https://github.com/lovyan03/LovyanGFX.git#1be6600
-    git+https://github.com/arovak/GSL2038.git
 
 lib_ignore =
     ${env.lib_ignore}