2021-07-27 05:25:25

by Viresh Kumar

[permalink] [raw]
Subject: [PATCH V4 2/5] dt-bindings: i2c: Add bindings for i2c-virtio

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

Acked-by: Wolfram Sang <[email protected]>
Reviewed-by: Arnd Bergmann <[email protected]>
Signed-off-by: Viresh Kumar <[email protected]>
---
.../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..7d87ed855301
--- /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 <[email protected]>
+
+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:
+ const: i2c
+
+ compatible:
+ const: virtio,device22
+
+required:
+ - compatible
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ [email protected] {
+ compatible = "virtio,mmio";
+ reg = <0x3000 0x100>;
+ interrupts = <41>;
+
+ i2c {
+ compatible = "virtio,device22";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ [email protected] {
+ compatible = "dynaimage,al3320a";
+ reg = <0x20>;
+ };
+ };
+ };
+
+...
--
2.31.1.272.g89b43f80a514