meta-bletchley: add ACPIPowerState interface

Add ACPIPowerState interface to phosphor-settings for each host.

Test Results:
```
root@bletchley:~# busctl call xyz.openbmc_project.ObjectMapper \
> /xyz/openbmc_project/object_mapper \
> xyz.openbmc_project.ObjectMapper GetSubTree sias / 0 1 \
> xyz.openbmc_project.Control.Power.ACPIPowerState -j
{
        "type" : "a{sa{sas}}",
        "data" : [
                {
                        "/xyz/openbmc_project/control/host1/acpi_power_state" : {
                                "xyz.openbmc_project.Settings" : [
                                        "org.freedesktop.DBus.Introspectable",
                                        "org.freedesktop.DBus.Peer",
                                        "org.freedesktop.DBus.Properties",
                                        "xyz.openbmc_project.Control.Power.ACPIPowerState"
                                ]
                        },
                        "/xyz/openbmc_project/control/host2/acpi_power_state" : {
                                "xyz.openbmc_project.Settings" : [
                                        "org.freedesktop.DBus.Introspectable",
                                        "org.freedesktop.DBus.Peer",
                                        "org.freedesktop.DBus.Properties",
                                        "xyz.openbmc_project.Control.Power.ACPIPowerState"
                                ]
                        },
                        "/xyz/openbmc_project/control/host3/acpi_power_state" : {
                                "xyz.openbmc_project.Settings" : [
                                        "org.freedesktop.DBus.Introspectable",
                                        "org.freedesktop.DBus.Peer",
                                        "org.freedesktop.DBus.Properties",
                                        "xyz.openbmc_project.Control.Power.ACPIPowerState"
                                ]
                        },
                        "/xyz/openbmc_project/control/host4/acpi_power_state" : {
                                "xyz.openbmc_project.Settings" : [
                                        "org.freedesktop.DBus.Introspectable",
                                        "org.freedesktop.DBus.Peer",
                                        "org.freedesktop.DBus.Properties",
                                        "xyz.openbmc_project.Control.Power.ACPIPowerState"
                                ]
                        },
                        "/xyz/openbmc_project/control/host5/acpi_power_state" : {
                                "xyz.openbmc_project.Settings" : [
                                        "org.freedesktop.DBus.Introspectable",
                                        "org.freedesktop.DBus.Peer",
                                        "org.freedesktop.DBus.Properties",
                                        "xyz.openbmc_project.Control.Power.ACPIPowerState"
                                ]
                        },
                        "/xyz/openbmc_project/control/host6/acpi_power_state" : {
                                "xyz.openbmc_project.Settings" : [
                                        "org.freedesktop.DBus.Introspectable",
                                        "org.freedesktop.DBus.Peer",
                                        "org.freedesktop.DBus.Properties",
                                        "xyz.openbmc_project.Control.Power.ACPIPowerState"
                                ]
                        }
                }
        ]
}
```

Signed-off-by: Potin Lai <potin.lai@quantatw.com>
Change-Id: Icd573faf69d818b394cccab223c56a260a55767c
diff --git a/meta-facebook/meta-bletchley/recipes-phosphor/settings/phosphor-settings-defaults-native.bbappend b/meta-facebook/meta-bletchley/recipes-phosphor/settings/phosphor-settings-defaults-native.bbappend
new file mode 100644
index 0000000..758d137
--- /dev/null
+++ b/meta-facebook/meta-bletchley/recipes-phosphor/settings/phosphor-settings-defaults-native.bbappend
@@ -0,0 +1,4 @@
+FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
+
+SRC_URI:append = " file://bletchley-host-acpi-power-state.yaml"
+SETTINGS_HOST_TEMPLATES:append = " bletchley-host-acpi-power-state.yaml"
diff --git a/meta-facebook/meta-bletchley/recipes-phosphor/settings/phosphor-settings-defaults-native/bletchley-host-acpi-power-state.yaml b/meta-facebook/meta-bletchley/recipes-phosphor/settings/phosphor-settings-defaults-native/bletchley-host-acpi-power-state.yaml
new file mode 100644
index 0000000..16b3d51
--- /dev/null
+++ b/meta-facebook/meta-bletchley/recipes-phosphor/settings/phosphor-settings-defaults-native/bletchley-host-acpi-power-state.yaml
@@ -0,0 +1,6 @@
+/xyz/openbmc_project/control/host{}/acpi_power_state:
+- Interface: "xyz.openbmc_project.Control.Power.ACPIPowerState"
+  Properties:
+      SysACPIStatus:
+        Default: ACPIPowerState::ACPI::Unknown
+