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authorViresh Kumar <viresh.kumar@linaro.org>2021-07-27 08:23:49 +0300
committerMichael S. Tsirkin <mst@redhat.com>2021-09-05 23:23:08 +0300
commit7f815fce08d563006e43d1b7d2f9a0a4f3b832f3 (patch)
treefd5889108dcd8864dde8cb9f8d328e4a4b82c2bc /Documentation/devicetree
parentad93f7b3715449704225feb33d5fbe6507472245 (diff)
downloadlinux-7f815fce08d563006e43d1b7d2f9a0a4f3b832f3.tar.xz
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 <wsa@kernel.org> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Link: https://lore.kernel.org/r/33c317b95097ce491845c697db1e8285e3ec1d41.1627362340.git.viresh.kumar@linaro.org Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/i2c/i2c-virtio.yaml51
1 files changed, 51 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/i2c/i2c-virtio.yaml b/Documentation/devicetree/bindings/i2c/i2c-virtio.yaml
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index 000000000000..7d87ed855301
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+++ 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:
+ const: i2c
+
+ compatible:
+ const: virtio,device22
+
+required:
+ - compatible
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ virtio@3000 {
+ compatible = "virtio,mmio";
+ reg = <0x3000 0x100>;
+ interrupts = <41>;
+
+ i2c {
+ compatible = "virtio,device22";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ light-sensor@20 {
+ compatible = "dynaimage,al3320a";
+ reg = <0x20>;
+ };
+ };
+ };
+
+...