gadget-init: remove ehrPWM polarity workaround

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
Signed-off-by: Denys Dmytriyenko <denys@ti.com>

recipes-ti/beagleboard/gadget-init.bb

@@ -1,6 +1,6 @@
 DESCRIPTION = "Units to initialize usb gadgets"
 
-PR = "r16"
+PR = "r18"
 
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3b58"
@@ -35,14 +35,11 @@ do_install() {
 
 	install -d ${D}${bindir}
 	install -m 0755 ${WORKDIR}/*.sh ${D}${bindir}
-
-	install -d ${D}${sysconfdir}/tmpfiles.d
-	echo "w    /sys/class/pwm/ehrpwm.1:0/polarity -    -    -    -   1" > ${D}${sysconfdir}/tmpfiles.d/lcd7.conf
 }
 
 PACKAGES =+ "${PN}-storage ${PN}-network ${PN}-udhcpd"
 
-FILES_${PN} = "${sysconfdir}/tmpfiles.d"
+ALLOW_EMPTY_${PN} = "1"
 
 FILES_${PN}-storage = "${base_libdir}/systemd/system/storage-gadget-init.service \
                        ${base_libdir}/systemd/system/basic.target.wants/storage-gadget-init.service \