Use openpower-proc-control for fsi-scan

This will do both the master and hub scans.

Resolves openbmc/openbmc#2278

Change-Id: I6dac03f4c7db397b5b25922df46a11e065d2b254
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/fsi/op-fsi/fsi-scan@.service b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/fsi/op-fsi/fsi-scan@.service
index c8db153..d8f2888 100644
--- a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/fsi/op-fsi/fsi-scan@.service
+++ b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/fsi/op-fsi/fsi-scan@.service
@@ -7,7 +7,9 @@
 Conflicts=obmc-chassis-poweroff@%i.target
 
 [Service]
-ExecStart=/bin/sh -c "if [ -f /sys/bus/platform/devices/gpio-fsi/fsi0/rescan ]; then echo 1 > /sys/bus/platform/devices/gpio-fsi/fsi0/rescan; else echo 1 > /sys/bus/platform/devices/fsi-master/scan; fi"
+ExecStart=/usr/bin/env openpower-proc-control scanFSI
+SyslogIdentifier=openpower-proc-control
+
 Type=oneshot
 RemainAfterExit=yes