meta-facebook: yosemite5: failsafe on missing sensor or PID loop

Enable failsafe mode when a sensor object is missing from D-Bus
or when the PID control loop is offline.

Change-Id: If9d0512ae02ecead47299822b66b67c0bc937b37
Signed-off-by: Kevin Tung <kevin.tung.openbmc@gmail.com>

meta-facebook/meta-yosemite5/recipes-phosphor/fans/phosphor-pid-control_git.bbappend

diff --git a/meta-facebook/meta-yosemite5/recipes-phosphor/fans/phosphor-pid-control_git.bbappend b/meta-facebook/meta-yosemite5/recipes-phosphor/fans/phosphor-pid-control_git.bbappend
new file mode 100644
index 0000000..80c0f93
--- /dev/null
+++ b/meta-facebook/meta-yosemite5/recipes-phosphor/fans/phosphor-pid-control_git.bbappend
@@ -0,0 +1,2 @@
+EXTRA_OEMESON:append = " -Doffline-failsafe-pwm=true"
+EXTRA_OEMESON:append = " -Dhandle-missing-object-paths=true"