🔨 Teensy 4.1 pins env check (#25937)

Marlin/src/pins/teensy4/env_validate.h

@@ -0,0 +1,26 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2023 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+#if NOT_TARGET(IS_TEENSY41)
+  #error "Oops! Select 'Teensy 4.1' in 'Tools > Board.'"
+#endif

Marlin/src/pins/teensy4/pins_T41U5XBB.h

@@ -27,9 +27,7 @@
 * https://www.pjrc.com/teensy/teensyduino.html
 ****************************************************************************************/
 
-#if NOT_TARGET(IS_TEENSY41)
-  #error "Oops! Select 'Teensy 4.1' in 'Tools > Board.'"
-#endif
+#include "env_validate.h"
 
 #define BOARD_INFO_NAME "Teensy4.1"
 

Marlin/src/pins/teensy4/pins_TEENSY41.h

@@ -27,9 +27,7 @@
 * https://www.pjrc.com/teensy/teensyduino.html
 ****************************************************************************************/
 
-#if NOT_TARGET(IS_TEENSY41)
-  #error "Oops! Select 'Teensy 4.1' in 'Tools > Board.'"
-#endif
+#include "env_validate.h"
 
 #define BOARD_INFO_NAME "Teensy4.1"