GPIO valve: add configuration interface

Add configuration interface for GPIO based valve where the valve's open
status is depicted by a GPIO. This configuration will be consumed by
ValveMonitor service which will be added to dbus-sensors repository.

Change-Id: I79374eba4fd80e2fe3876aad1c47cbefb72c93ca
Signed-off-by: Jagpal Singh Gill <paligill@gmail.com>
diff --git a/gen/xyz/openbmc_project/Configuration/meson.build b/gen/xyz/openbmc_project/Configuration/meson.build
index 6da091a..bbdb8e1 100644
--- a/gen/xyz/openbmc_project/Configuration/meson.build
+++ b/gen/xyz/openbmc_project/Configuration/meson.build
@@ -1,6 +1,7 @@
 # Generated file; do not modify.
 subdir('GPIODeviceDetect')
 subdir('GPIOLeakDetector')
+subdir('GPIOValve')
 
 sdbusplus_current_path = 'xyz/openbmc_project/Configuration'
 
@@ -52,3 +53,27 @@
     build_by_default: should_generate_markdown,
 )
 
+generated_markdown += custom_target(
+    'xyz/openbmc_project/Configuration/GPIOValve__markdown'.underscorify(),
+    input: [
+        '../../../../yaml/xyz/openbmc_project/Configuration/GPIOValve.interface.yaml',
+    ],
+    output: ['GPIOValve.md'],
+    depend_files: sdbusplusplus_depfiles,
+    command: [
+        sdbuspp_gen_meson_prog,
+        '--command',
+        'markdown',
+        '--output',
+        meson.current_build_dir(),
+        '--tool',
+        sdbusplusplus_prog,
+        '--directory',
+        meson.current_source_dir() / '../../../../yaml',
+        'xyz/openbmc_project/Configuration/GPIOValve',
+    ],
+    install: should_generate_markdown,
+    install_dir: [inst_markdown_dir / sdbusplus_current_path],
+    build_by_default: should_generate_markdown,
+)
+