Support FYSETC_MINI_12864 on Re-ARM, RAMPS_FD, MKS SBASE (#13717)

Marlin/src/pins/pins_MKS_SBASE.h

@@ -253,6 +253,41 @@
     #define DOGLCD_SCK     SCK_PIN
     #define DOGLCD_MOSI    MOSI_PIN
   #endif
+
+  #if ENABLED(FYSETC_MINI_12864)
+    /**
+     * The Fysetc display can NOT use the SCK and MOSI pins on EXP2, so a
+     * special cable is needed to go between EXP2 on the FYSETC and the
+     * controller board's EXP2 and J8. It also means that a software SPI
+     * is needed to drive those pins.
+     *
+     * The Fysetc requires mode 3 SPI interface.
+     *
+     * Pins 6, 7 & 8 on EXP2 are no connects. That means a second special
+     * cable will be needed if the RGB LEDs are to be active.
+     */
+    #define DOGLCD_CS      LCD_PINS_ENABLE // EXP1.3  (LCD_EN on Fysetc schematic)
+    #define DOGLCD_A0      LCD_PINS_RS     // EXP1.4  (LCD_A0 on Fysetc schematic)
+    #define DOGLCD_SCK     P2_11           // J8-5  (SCK on Fysetc schematic)
+    #define DOGLCD_MOSI    P4_28           // J8-6  (MOSI on Fysetc schematic)
+
+    #define RGB_LED
+    //#define RGBW_LED
+    #if EITHER(RGB_LED, RGBW_LED)
+      #define RGB_LED_R_PIN P2_12          // J8-4  (LCD_D6 on Fysetc schematic)
+      #define RGB_LED_G_PIN P1_23          // J8-3  (LCD_D5 on Fysetc schematic)
+      #define RGB_LED_B_PIN P1_22          // J8-2  (LCD_D7 on Fysetc schematic)
+      //#define RGB_LED_W_PIN -1
+    #endif
+
+  #elif ENABLED(MINIPANEL)
+    // GLCD features
+    // Uncomment screen orientation
+    //#define LCD_SCREEN_ROT_90
+    //#define LCD_SCREEN_ROT_180
+    //#define LCD_SCREEN_ROT_270
+  #endif
+
 #endif
 
 /**