From 7f1d77b1c9881a7d3727f6c1dc7cb52363fa0e85 Mon Sep 17 00:00:00 2001
From: Greg Ingram <shaggygi97@gmail.com>
Date: Tue, 25 Jun 2019 18:39:21 -0400
Subject: [PATCH] Added new I2cController and related support (#505)

* Added new I2cController and related support

* Add bus ID as part of way to manage devices

* Made static

* Removed static

* Removed interop file and add partial class for controller

* Changed to open/close device methods

* Added TryGetDevice method

* Added ShouldDispose property

* Added more support for disposing

* Enabled nullable in file to check builds

* Missed the other file for enabling nullable

* Added GetDevices and updated OpenDevice check

* Updated to ConcurrentDictionary

* Consolidated to only Create I2cDevice

* Removed unused files

* Removed until direction is determined

* Moved Create under I2cDevice classes
---
 .../System/Device/I2c/I2cDevice.Linux.cs         | 16 ++++++++++++++++
 .../System/Device/I2c/I2cDevice.Windows.cs       | 16 ++++++++++++++++
 .../System/Device/I2c/I2cDevice.cs               |  2 +-
 3 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 src/System.Device.Gpio/System/Device/I2c/I2cDevice.Linux.cs
 create mode 100644 src/System.Device.Gpio/System/Device/I2c/I2cDevice.Windows.cs

diff --git a/src/System.Device.Gpio/System/Device/I2c/I2cDevice.Linux.cs b/src/System.Device.Gpio/System/Device/I2c/I2cDevice.Linux.cs
new file mode 100644
index 00000000..05f183af
--- /dev/null
+++ b/src/System.Device.Gpio/System/Device/I2c/I2cDevice.Linux.cs
@@ -0,0 +1,16 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace System.Device.I2c
+{
+    public partial class I2cDevice
+    {
+        /// <summary>
+        /// Creates a communications channel to a device on an I2C bus running on Unix.
+        /// </summary>
+        /// <param name="settings">The connection settings of a device on an I2C bus.</param>
+        /// <returns>A communications channel to a device on an I2C bus running on Unix.</returns>
+        public static I2cDevice Create(I2cConnectionSettings settings) => new Drivers.UnixI2cDevice(settings);
+    }
+}
diff --git a/src/System.Device.Gpio/System/Device/I2c/I2cDevice.Windows.cs b/src/System.Device.Gpio/System/Device/I2c/I2cDevice.Windows.cs
new file mode 100644
index 00000000..c214e622
--- /dev/null
+++ b/src/System.Device.Gpio/System/Device/I2c/I2cDevice.Windows.cs
@@ -0,0 +1,16 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace System.Device.I2c
+{
+    public partial class I2cDevice
+    {
+        /// <summary>
+        /// Creates a communications channel to a device on an I2C bus running on Windows 10 IoT.
+        /// </summary>
+        /// <param name="settings">The connection settings of a device on an I2C bus.</param>
+        /// <returns>A communications channel to a device on an I2C bus running on Windows 10 IoT.</returns>
+        public static I2cDevice Create(I2cConnectionSettings settings) => new Drivers.Windows10I2cDevice(settings);
+    }
+}
diff --git a/src/System.Device.Gpio/System/Device/I2c/I2cDevice.cs b/src/System.Device.Gpio/System/Device/I2c/I2cDevice.cs
index 576f08fb..f50855a5 100644
--- a/src/System.Device.Gpio/System/Device/I2c/I2cDevice.cs
+++ b/src/System.Device.Gpio/System/Device/I2c/I2cDevice.cs
@@ -7,7 +7,7 @@ namespace System.Device.I2c
     /// <summary>
     /// The communications channel to a device on an I2C bus.
     /// </summary>
-    public abstract class I2cDevice : IDisposable
+    public abstract partial class I2cDevice : IDisposable
     {
         /// <summary>
         /// The connection settings of a device on an I2C bus.
-- 
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