Add IR38163 re-probe workaround
IR38163 work on DC on state, need re-probe for centriq2400 HW design
Change-Id: I8f2bf997d3fdd9c223367c96b4bd38768c006cdb
Signed-off-by: Ken Chen <chen.kenyy@inventec.com>
diff --git a/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround.bb b/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround.bb
new file mode 100644
index 0000000..85c2e93
--- /dev/null
+++ b/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround.bb
@@ -0,0 +1,30 @@
+SUMMARY = "centriq2400 VR sensor Re-Probe"
+DESCRIPTION = "IR38163 work on DC on state, need re-probe for centriq2400 HW design"
+PR = "r0"
+
+inherit obmc-phosphor-systemd
+inherit obmc-phosphor-license
+
+PROVIDES += 'virtual/ir38163-workaround'
+RPROVIDES_${PN} += 'virtual-ir38163-workaround'
+
+IR_REMOVE = "ir-remove@.service"
+IR_ADD = "ir-add@.service"
+INSTIR_REMOVE = "ir-remove@{0}.service"
+INSTIR_ADD = "ir-add@{0}.service"
+TGTFMT_OFF = "obmc-chassis-poweroff@{0}.target"
+TGTFMT_ON = "obmc-chassis-poweron@{0}.target"
+FMT_REMOVE = "../${IR_REMOVE}:${TGTFMT_OFF}.wants/${INSTIR_REMOVE}"
+FMT_ADD = "../${IR_ADD}:${TGTFMT_ON}.requires/${INSTIR_ADD}"
+
+SYSTEMD_SERVICE_${PN} += "${IR_REMOVE}"
+SYSTEMD_LINK_${PN} += "${@compose_list(d, 'FMT_REMOVE', 'OBMC_CHASSIS_INSTANCES')}"
+SYSTEMD_SERVICE_${PN} += "${IR_ADD}"
+SYSTEMD_LINK_${PN} += "${@compose_list(d, 'FMT_ADD', 'OBMC_CHASSIS_INSTANCES')}"
+
+SRC_URI += "file://ir38163_workaround.sh"
+
+do_install() {
+ install -d ${D}${bindir}
+ install -m 0755 ${WORKDIR}/ir38163_workaround.sh ${D}${bindir}/ir38163_workaround.sh
+}
diff --git a/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir-add@.service b/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir-add@.service
new file mode 100644
index 0000000..0b3574b
--- /dev/null
+++ b/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir-add@.service
@@ -0,0 +1,16 @@
+[Unit]
+Description=Add IR38163 device
+Wants=obmc-power-start@%i.target
+Before=obmc-power-start@%i.target
+Conflicts=obmc-chassis-poweroff@%i.target
+ConditionPathExists=!/run/openbmc/chassis@%i-on
+
+[Service]
+ExecStart=/usr/bin/env ir38163_workaround.sh add
+SyslogIdentifier=ir38163_workaround.sh
+Type=oneshot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=obmc-host-start@%i.target
+
diff --git a/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir-remove@.service b/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir-remove@.service
new file mode 100644
index 0000000..15e8d01
--- /dev/null
+++ b/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir-remove@.service
@@ -0,0 +1,13 @@
+[Unit]
+Description=Remove IR38163 device
+After=obmc-power-off@%i.target
+Conflicts=obmc-chassis-poweron@%i.target
+
+[Service]
+ExecStart=/usr/bin/env ir38163_workaround.sh rm
+SyslogIdentifier=ir38163_workaround.sh
+Type=oneshot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=obmc-host-stop@%i.target
diff --git a/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir38163_workaround.sh b/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir38163_workaround.sh
new file mode 100644
index 0000000..60120cf
--- /dev/null
+++ b/meta-centriq2400-rep/recipes-phosphor/chassis/ir38163-workaround/ir38163_workaround.sh
@@ -0,0 +1,19 @@
+#!/bin/sh -e
+# For one of the IR38163 device on i2c bus 5, address 0x42
+# Because the device only work when DC-ON, so when BMC during the DC-OFF state
+# the device will probe fail, need the workaround for this HW design..
+
+if [ "$1" == "add" ]; then
+ echo Add the 0x42 device on i2c bus 5....
+ sleep 2
+ echo 5-0042 > /sys/bus/i2c/drivers/ir38163/bind
+ sleep 1
+elif [ "$1" == "rm" ]; then
+ echo Remove the 0x42 deivce
+ sleep 2
+ echo 5-0042 > /sys/bus/i2c/drivers/ir38163/unbind
+ sleep 1
+else
+ echo "$0 <add|rm>" to set state
+fi
+