Fan control: Add phosphor-fan-control framework

Change-Id: Ie1dc082490997712b4fe3f42d0ddb5049ae5ca06
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/Makefile.am b/Makefile.am
index 30223d0..6180d1e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -21,3 +21,5 @@
 
 fan_detect_defs.cpp: ${srcdir}/gen-fan-detect-defs.py
 	$(AM_V_GEN)$(GEN_FAN_DETECT_DEFS) > $@
+
+SUBDIRS = control
\ No newline at end of file