Add matrix for the Chuwi SurBook Mini (CWI540)

Check for "TrackPoint" in the device name and add the
ID_INPUT_POINTINGSTICK property.

In reference to libinput issue:
https://gitlab.freedesktop.org/libinput/libinput/-/issues/651

hwdb.d/60-sensor.hwdb

@@ -240,6 +240,10 @@ sensor:modalias:acpi:BOSC0200*:dmi:*:svnHampoo*:pnP1D6_C109K:*
 sensor:modalias:acpi:BOSC0200*:dmi:bvnAmericanMegatrendsInc.:bvrY13D_KB133.103:bd06/01/2018:svnHampoo:pnDefaultstring:pvrV100:rvnHampoo:rnY13D_KB133:rvrV100:cvnDefaultstring:ct9:cvrDefaultstring:*
  ACCEL_MOUNT_MATRIX=-1, 0, 0; 0, 1, 0; 0, 0, 1
 
+# Chuwi SurBook Mini (CWI540)
+sensor:modalias:acpi:BOSC0200*:dmi:*:svnHampoo*:pnC3W6_AP108_4GB:*
+ ACCEL_MOUNT_MATRIX=-1, 0, 0; 0, 1, 0; 0, 0, 1
+
 #########################################
 # Connect
 #########################################

hwdb.d/70-pointingstick.hwdb

@@ -43,6 +43,7 @@
 #   udevadm info /dev/input/eventXX.
 #
 # Allowed properties are:
+#   ID_INPUT_POINTINGSTICK
 #   POINTINGSTICK_CONST_ACCEL (deprecated)
 #   POINTINGSTICK_SENSITIVITY
 #
@@ -78,6 +79,12 @@
 
 # Sort by brand, model
 
+##########################################
+# Generic
+##########################################
+evdev:name:*[tT]rack[pP]oint*:*
+ ID_INPUT_POINTINGSTICK=1
+
 #########################################
 # Dell
 #########################################