machines.conf: Add new machine hw26-vcupro

This is the new VCU pro based on HW26 but which includes the user
module.
Because of this change, we cannot reuse HW21 nor HW26 machines.

BugzID: 81969

conf/machine/am335x-hw26-vcupro.conf

@@ -0,0 +1,9 @@
+#@TYPE: Machine
+#@NAME: NetModule HW 26 with user module
+#@DESCRIPTION: NG800 (hw26) was based on VCU1 (hw21), but later on,
+# the new VCU pro was based on the changes done on NG800
+
+require am335x-hw26.conf
+MACHINEOVERRIDES .= ":am335x-hw26"
+
+USER_MODULE_MACHINE_FEATURE = "user-module"

conf/machine/am335x-hw26.conf

@@ -6,5 +6,8 @@
 require am335x-nmhw21.conf
 KERNEL_DEVICETREE_TO_USE = "${HW26_DT}"
 MACHINEOVERRIDES .= ":am335x-nmhw21"
+
 MACHINE_FEATURES += "pps"
-MACHINE_FEATURES_remove = "user-module"
+
+# Remove usermodule
+USER_MODULE_MACHINE_FEATURE = ""

conf/machine/am335x-nmhw21.conf

@@ -30,7 +30,9 @@ MACHINE_FEATURES += " \
 	neo-m8l \
 	wifi \
 	ti-wifi \
-	user-module \
 	da9063-ignition \
 "
 
+USER_MODULE_MACHINE_FEATURE = "user-module"
+MACHINE_FEATURES_append = " ${USER_MODULE_MACHINE_FEATURE}"
+