✨ Permit disable REINIT_NOISY_LCD (#28273)

Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>

Marlin/Configuration_adv.h

@@ -1782,6 +1782,12 @@
    */
   //#define SD_SPI_SPEED SPI_HALF_SPEED
 
+  /**
+   * Reinit the LCD after SD Card insert/remove or when entering the menu.
+   * Required for some LCDs that use shared SPI with an external SD Card reader.
+   */
+  #define REINIT_NOISY_LCD
+
   // The standard SD detect circuit reads LOW when media is inserted and HIGH when empty.
   // Enable this option and set to HIGH if your SD cards are incorrectly detected.
   //#define SD_DETECT_STATE HIGH

Marlin/src/inc/Conditionals-5-post.h

@@ -605,11 +605,9 @@
     #endif
   #endif
 
-  #if HAS_SD_DETECT && NONE(HAS_GRAPHICAL_TFT, LCD_USE_DMA_FSMC, HAS_FSMC_GRAPHICAL_TFT, HAS_SPI_GRAPHICAL_TFT, IS_DWIN_MARLINUI, EXTENSIBLE_UI, HAS_DWIN_E3V2, HAS_U8GLIB_I2C_OLED)
-    #define REINIT_NOISY_LCD 1  // Have the LCD re-init on SD insertion
-  #endif
-
-#endif // HAS_MEDIA
+#else // !HAS_MEDIA
+  #undef REINIT_NOISY_LCD
+#endif
 
 /**
  * Power Supply

Marlin/src/inc/Warnings.cpp

@@ -993,3 +993,12 @@
 #if ALL(SMOOTH_LIN_ADVANCE, MIXING_EXTRUDER)
   #warning "SMOOTH_LIN_ADVANCE with MIXING_EXTRUDER is untested. Use with caution."
 #endif
+
+/**
+ * Some LCDs need re-init to deal with flaky SPI bus sharing
+ */
+#if HAS_SD_DETECT && NONE(REINIT_NOISY_LCD, HAS_GRAPHICAL_TFT, LCD_USE_DMA_FSMC, HAS_FSMC_GRAPHICAL_TFT, HAS_SPI_GRAPHICAL_TFT, IS_DWIN_MARLINUI, EXTENSIBLE_UI, HAS_DWIN_E3V2, HAS_U8GLIB_I2C_OLED)
+  #warning "It is recommended to enable REINIT_NOISY_LCD with your LCD controller model."
+#elif ENABLED(REINIT_NOISY_LCD)
+  #warning "REINIT_NOISY_LCD is probably not required with your LCD controller model."
+#endif