Add ir35221 bind/unbind service to vrm control

Add service to bind and unbind ir35221 devices so that i2cset/get
won't run into problems with device conflicts during power on/off
script execution.

Resolves openbmc/openbmc#1702

Change-Id: I77020313f11700acaecf0c04f2c67b7ea7b4da6b
Signed-off-by: Christopher Bostic <cbostic@linux.vnet.ibm.com>
6 files changed