[PATCH V3 2/5] dt-bindings: i2c: Add bindings for i2c-virtio

From: Viresh Kumar <viresh.kumar@linaro.org>
To: Jason Wang <jasowang@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Rob Herring <robh+dt@kernel.org>, Arnd Bergmann <arnd@kernel.org>,
	Jean-Philippe Brucker <jean-philippe@linaro.org>,
	Viresh Kumar <viresh.kumar@linaro.org>
Cc: "Vincent Guittot" <vincent.guittot@linaro.org>,
	"Bill Mills" <bill.mills@linaro.org>,
	"Alex Bennée" <alex.bennee@linaro.org>,
	"Enrico Weigelt, metux IT consult" <info@metux.net>,
	"Jie Deng" <jie.deng@intel.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	virtualization@lists.linux-foundation.org,
	"Wolfram Sang" <wsa@kernel.org>,
	linux-i2c@vger.kernel.org
Subject: [PATCH V3 2/5] dt-bindings: i2c: Add bindings for i2c-virtio
Date: Mon, 26 Jul 2021 10:21:42 +0530	[thread overview]
Message-ID: <4182aff2d1437b30025f3d17d11e5fdc21845239.1627273794.git.viresh.kumar@linaro.org> (raw)
In-Reply-To: <cover.1627273794.git.viresh.kumar@linaro.org>

This patch adds binding for virtio I2C device, it is based on
virtio-device bindings.

Acked-by: Wolfram Sang <wsa@kernel.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
---
 .../devicetree/bindings/i2c/i2c-virtio.yaml   | 51 +++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/i2c/i2c-virtio.yaml

diff --git a/Documentation/devicetree/bindings/i2c/i2c-virtio.yaml b/Documentation/devicetree/bindings/i2c/i2c-virtio.yaml
new file mode 100644
index 000000000000..0381d9065287
--- /dev/null
+++ b/Documentation/devicetree/bindings/i2c/i2c-virtio.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/i2c/i2c-virtio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Virtio I2C Adapter
+
+maintainers:
+  - Viresh Kumar <viresh.kumar@linaro.org>
+
+allOf:
+  - $ref: /schemas/i2c/i2c-controller.yaml#
+  - $ref: /schemas/virtio/virtio-device.yaml#
+
+description:
+  Virtio I2C device, see /schemas/virtio/virtio-device.yaml for more details.
+
+properties:
+  $nodename:
+    pattern: '^i2c-virtio(-[a-z0-9]+)?$'
+
+  compatible:
+    const: virtio,22
+
+required:
+  - compatible
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    virtio@3000 {
+        compatible = "virtio,mmio";
+        reg = <0x3000 0x100>;
+        interrupts = <41>;
+
+        i2c-virtio {
+            compatible = "virtio,22";
+
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            light-sensor@1c {
+                compatible = "dynaimage,al3320a";
+                reg = <0x20>;
+            };
+        };
+    };
+
+...
-- 
2.31.1.272.g89b43f80a514

