pseq: Create UCD90160Device class

Create the UCD90160Device class in the phosphor-power-sequencer
application.

This class represents the UCD90160 power sequencer device.

Change-Id: If61ccef83b52625f3ebe9fdea88f5f80a5e61f9f
Signed-off-by: Shawn McCarney <shawnmm@us.ibm.com>
diff --git a/phosphor-power-sequencer/src/meson.build b/phosphor-power-sequencer/src/meson.build
index 1f6c04c..eb641b9 100644
--- a/phosphor-power-sequencer/src/meson.build
+++ b/phosphor-power-sequencer/src/meson.build
@@ -10,6 +10,7 @@
     'rail.cpp',
     'services.cpp',
     'standard_device.cpp',
+    'ucd90160_device.cpp',
     'ucd90320_device.cpp',
     'ucd90x_device.cpp',
     implicit_include_directories: false,