delete snapdragon_rc_pwm and passthrough config

ROMFS/px4fmu_common/init.d/20000_snapdragon_rc_pwm

@@ -1,19 +0,0 @@
-#!nsh
-#
-# @name Passthrough mode for Snapdragon
-#
-# @type custom
-# @class Tool
-#
-# @board px4fmu-v2 exclude
-# @board px4fmu-v3 exclude
-# @board px4fmu-v4pro exclude
-# @board px4fmu-v5 exclude
-# @board aerofc-v1 exclude
-#
-# @maintainer Julian Oes <julian@oes.ch>
-#
-# This startup can be used on Pixhawk/Pixfalcon/Pixracer for the
-# passthrough of RC input and PWM output.
-
-set VEHICLE_TYPE passthrough

ROMFS/px4fmu_common/init.d/rcS

@@ -898,46 +898,6 @@ then
 		sh /etc/init.d/rc.ugv_apps
 	fi
 
-	#
-	# For snapdragon, we need a passthrough mode
-	# Do not run any mavlink instances since we need the serial port for
-	# communication with Snapdragon.
-	#
-	if [ $VEHICLE_TYPE == passthrough ]
-	then
-		mavlink stop-all
-		commander stop
-
-		# Stop multicopter attitude controller if it is running, the controls come
-		# from Snapdragon.
-		if mc_att_control stop
-		then
-		fi
-
-		# Start snapdragon interface on serial port.
-		if ver hwcmp PX4FMU_V2
-		then
-			# On Pixfalcon use the standard telemetry port (Telem 1).
-			snapdragon_rc_pwm start -d /dev/ttyS1
-			px4io start
-		fi
-
-		if ver hwcmp PX4FMU_V4
-		then
-			# On Pixracer use Telem 2 port (TL2).
-			snapdragon_rc_pwm start -d /dev/ttyS2
-			fmu mode_pwm4 $FMU_ARGS
-		fi
-
-		pwm failsafe -c 1234 -p 900
-		pwm disarmed -c 1234 -p 900
-
-		# Arm straightaway.
-		pwm arm
-		# Use 400 Hz PWM on all channels.
-		pwm rate -a -r 400
-	fi
-
 	unset MIXER
 	unset MAV_TYPE
 	unset OUTPUT_MODE