watchdog: Target both edison and HEAD in this overlay

One needs to use BBMASK or delete depending on the targeted
OE-Core/Poky version.

recipes-bsp/watchdog/watchdog_5.12.bbappend

@@ -0,0 +1 @@
+require ${PN}_sysmocom.inc

recipes-bsp/watchdog/watchdog_5.9.bbappend

@@ -1,25 +1 @@
-SYSMOCOM := "${@os.path.dirname(bb.data.getVar('FILE', d, True))}"
-FILESEXTRAPATHS_prepend := "${SYSMOCOM}/${PN}-${PV}:"
-PRINC = "6"
-
-inherit update-rc.d
-
-SRC_URI_append_sysmobts-v1 = " file://watchdog.conf file://init"
-SRC_URI_append_sysmobts-v2 = " file://watchdog.conf file://init"
-
-do_install_append() {
-
-	if [ -e ${WORKDIR}/watchdog.conf ]; then
-		install -D -m 0644 ${WORKDIR}/watchdog.conf ${D}/${sysconfdir}/
-	fi
-
-	install -D -m 0755 ${WORKDIR}/init ${D}/${sysconfdir}/init.d/watchdog
-}
-
-CONFFILES_${PN} = "${sysconfdir}/watchdog.conf"
-INITSCRIPT_PACKAGES = "${PN}"
-INITSCRIPT_NAME_${PN} = "watchdog"
-INITSCRIPT_PARAMS_${PN} = "start 06 S ."
-
-# bug in poky meta/classes/base.bbclass?
-PACKAGE_ARCH = "${MACHINE_ARCH}"
+require ${PN}_sysmocom.inc

recipes-bsp/watchdog/watchdog_sysmocom.inc

@@ -0,0 +1,25 @@
+SYSMOCOM := "${@os.path.dirname(bb.data.getVar('FILE', d, True))}"
+FILESEXTRAPATHS_prepend := "${SYSMOCOM}/${PN}-${PV}:${SYSMOCOM}/${PN}"
+PRINC = "6"
+
+inherit update-rc.d
+
+SRC_URI_append_sysmobts-v1 = " file://watchdog.conf file://init"
+SRC_URI_append_sysmobts-v2 = " file://watchdog.conf file://init"
+
+do_install_append() {
+
+	if [ -e ${WORKDIR}/watchdog.conf ]; then
+		install -D -m 0644 ${WORKDIR}/watchdog.conf ${D}/${sysconfdir}/
+	fi
+
+	install -D -m 0755 ${WORKDIR}/init ${D}/${sysconfdir}/init.d/watchdog
+}
+
+CONFFILES_${PN} = "${sysconfdir}/watchdog.conf"
+INITSCRIPT_PACKAGES = "${PN}"
+INITSCRIPT_NAME_${PN} = "watchdog"
+INITSCRIPT_PARAMS_${PN} = "start 06 S ."
+
+# bug in poky meta/classes/base.bbclass?
+PACKAGE_ARCH = "${MACHINE_ARCH}"