Only enable if not disabled

gamblor21 · gamblor21 · commit d898740a2dc9 · 2021-11-20T15:33:22.000-06:00
diff --git a/ports/nrf/mpconfigport.mk b/ports/nrf/mpconfigport.mk
@@ -32,7 +32,7 @@ CIRCUITPY_BLEIO ?= 1
 # No I2CPeripheral implementation
 CIRCUITPY_I2CPERIPHERAL = 0
 
-CIRCUITPY_IS31FL3741 = 1
+CIRCUITPY_IS31FL3741 ?= 1
 
 CIRCUITPY_RTC ?= 1
 
