meta-romulus: Add cpld_reset on power off
Reset CPLD trigger so that it waits after VDD is powered up.
Change-Id: Ide5ac98547b31a29fdcf3ac73d8a6f16ee62848e
Signed-off-by: Lei YU <mine260309@gmail.com>
diff --git a/meta-romulus/recipes-phosphor/chassis/cpld-trigger.bb b/meta-romulus/recipes-phosphor/chassis/cpld-trigger.bb
index 542bd94..41ff1f6 100644
--- a/meta-romulus/recipes-phosphor/chassis/cpld-trigger.bb
+++ b/meta-romulus/recipes-phosphor/chassis/cpld-trigger.bb
@@ -11,18 +11,26 @@
RPROVIDES_${PN} += 'virtual-p9-vcs-workaround'
S = "${WORKDIR}"
-SRC_URI += "file://cpld_trigger.sh"
+SRC_URI += "file://cpld_trigger.sh \
+ file://cpld_reset.sh"
do_install() {
install -d ${D}${bindir}
install -m 0755 ${WORKDIR}/cpld_trigger.sh ${D}${bindir}/cpld_trigger.sh
+ install -m 0755 ${WORKDIR}/cpld_reset.sh ${D}${bindir}/cpld_reset.sh
}
TMPL = "cpld_trigger@.service"
+TMPL_RESET = "cpld_reset@.service"
INSTFMT = "cpld_trigger@{0}.service"
+INSTFMT_RESET = "cpld_reset@{0}.service"
TGTFMT = "obmc-power-chassis-on@{0}.target"
+TGTFMT_RESET = "obmc-power-chassis-off@{0}.target"
FMT = "../${TMPL}:${TGTFMT}.wants/${INSTFMT}"
+FMT_RESET = "../${TMPL_RESET}:${TGTFMT_RESET}.wants/${INSTFMT_RESET}"
SYSTEMD_SERVICE_${PN} += "${TMPL}"
SYSTEMD_LINK_${PN} += "${@compose_list(d, 'FMT', 'OBMC_CHASSIS_INSTANCES')}"
+SYSTEMD_SERVICE_${PN} += "${TMPL_RESET}"
+SYSTEMD_LINK_${PN} += "${@compose_list(d, 'FMT_RESET', 'OBMC_CHASSIS_INSTANCES')}"
diff --git a/meta-romulus/recipes-phosphor/chassis/cpld-trigger/cpld_reset.sh b/meta-romulus/recipes-phosphor/chassis/cpld-trigger/cpld_reset.sh
new file mode 100644
index 0000000..f6f06ee
--- /dev/null
+++ b/meta-romulus/recipes-phosphor/chassis/cpld-trigger/cpld_reset.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+# Reset CPLD
+gpioutil -p S7 -d out -v 1
diff --git a/meta-romulus/recipes-phosphor/chassis/cpld-trigger/cpld_reset@.service b/meta-romulus/recipes-phosphor/chassis/cpld-trigger/cpld_reset@.service
new file mode 100644
index 0000000..d1b8553
--- /dev/null
+++ b/meta-romulus/recipes-phosphor/chassis/cpld-trigger/cpld_reset@.service
@@ -0,0 +1,13 @@
+[Unit]
+Description=Reset CPLD to wait after VDD is powered up
+Wants=op-wait-power-off@%i.service
+After=op-wait-power-off@%i.service
+Conflicts=obmc-power-chassis-on@%i.target
+
+[Service]
+ExecStart={bindir}/cpld_reset.sh
+Type=oneshot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=obmc-power-chassis-off@%i.target