Add model identification to linker scripts for all Teensy 3.x boards

teensy3/mk20dx128.ld

@@ -107,6 +107,7 @@ SECTIONS
 	} > RAM
 
 	_estack = ORIGIN(RAM) + LENGTH(RAM);
+	_teensy_model_identifier = 0x1D;
 }
 
 

teensy3/mk20dx256.ld

@@ -107,6 +107,7 @@ SECTIONS
 	} > RAM
 
 	_estack = ORIGIN(RAM) + LENGTH(RAM);
+	_teensy_model_identifier = 0x21;
 }
 
 

teensy3/mk64fx512.ld

@@ -107,6 +107,7 @@ SECTIONS
 	} > RAM
 
 	_estack = ORIGIN(RAM) + LENGTH(RAM);
+	_teensy_model_identifier = 0x1F;
 }
 
 

teensy3/mk66fx1m0.ld

@@ -107,6 +107,7 @@ SECTIONS
 	} > RAM
 
 	_estack = ORIGIN(RAM) + LENGTH(RAM);
+	_teensy_model_identifier = 0x22;
 }
 
 

teensy3/mkl26z64.ld

@@ -107,6 +107,7 @@ SECTIONS
 	} > RAM
 
 	_estack = ORIGIN(RAM) + LENGTH(RAM);
+	_teensy_model_identifier = 0x20;
 }