meta-ibm: system1: add phosphor-power

Add phosphor-power to use the standard GPIOs to initiate power on/off
and check pgood.

Tested with multiple obmcutil chassison / chassisoff loops

Change-Id: I7a03fc40a60513003ed8ebfdb5b5bdbcf80a676b
Signed-off-by: Chris Cain <cjcain@us.ibm.com>
diff --git a/meta-ibm/recipes-phosphor/chassis/phosphor-skeleton-control-power_%.bbappend b/meta-ibm/recipes-phosphor/chassis/phosphor-skeleton-control-power_%.bbappend
index 5c309e2..5d71e1d 100644
--- a/meta-ibm/recipes-phosphor/chassis/phosphor-skeleton-control-power_%.bbappend
+++ b/meta-ibm/recipes-phosphor/chassis/phosphor-skeleton-control-power_%.bbappend
@@ -4,3 +4,4 @@
 # control application. That image will use the power control application
 # included in the phosphor-power repository.
 OBMC_CONTROL_POWER_FMT:p10bmc = ""
+OBMC_CONTROL_POWER_FMT:system1 = ""