systems/lctr-rpi4: boot/config: activate i2c1.

systems/lctr-rpi4/fs/boot/config.txt

@@ -1,13 +1,16 @@
 # Core.
-arm_freq=1000
-sdram_freq=500
-core_freq=500
-over_voltage=2
-temp_limit=80 #Will throttle to default clock speed if hit.
+#arm_freq=1000
+#sdram_freq=500
+#core_freq=500
+#over_voltage=2
+#temp_limit=80 #Will throttle to default clock speed if hit.
 
 # Disable BT on Rpi3.
 dtoverlay=pi3-disable-bt
 
 # Enable RasPicam
-start_x=1
+#start_x=1
 gpu_mem=128
+
+dtparam=i2c_arm=on
+dtparam=i2c1=on