Resolve #167 by including a EEPROM device tree entry for J3 pin 37.

testplan/programdat.txt

@@ -91,4 +91,5 @@ back_power 0
 #setgpio  24    INPUT     DEFAULT
 #setgpio  25    INPUT     DEFAULT
 #setgpio  26    INPUT     DEFAULT
+setgpio  26    OUTPUT    NONE  # Sendcomm SAMR34 reset (B6)
 #setgpio  27    INPUT     DEFAULT