From: Bjorn Andersson <[email protected]>
Add binding for the Embedded Controller found in the Qualcomm
Snapdragon-based Lenovo Yoga C630.
Signed-off-by: Bjorn Andersson <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Dmitry Baryshkov <[email protected]>
---
.../bindings/platform/lenovo,yoga-c630-ec.yaml | 83 ++++++++++++++++++++++
1 file changed, 83 insertions(+)
diff --git a/Documentation/devicetree/bindings/platform/lenovo,yoga-c630-ec.yaml b/Documentation/devicetree/bindings/platform/lenovo,yoga-c630-ec.yaml
new file mode 100644
index 000000000000..3180ce1a22d4
--- /dev/null
+++ b/Documentation/devicetree/bindings/platform/lenovo,yoga-c630-ec.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/platform/lenovo,yoga-c630-ec.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Lenovo Yoga C630 Embedded Controller.
+
+maintainers:
+ - Bjorn Andersson <[email protected]>
+
+description:
+ The Qualcomm Snapdragon-based Lenovo Yoga C630 has an Embedded Controller
+ (EC) which handles things such as battery and USB Type-C. This binding
+ describes the interface, on an I2C bus, to this EC.
+
+properties:
+ compatible:
+ const: lenovo,yoga-c630-ec
+
+ reg:
+ const: 0x70
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+ interrupts:
+ maxItems: 1
+
+patternProperties:
+ '^connector@[01]$':
+ $ref: /schemas/connector/usb-connector.yaml#
+
+ properties:
+ reg:
+ maxItems: 1
+
+ unevaluatedProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+additionalProperties: false
+
+examples:
+ - |+
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c1 {
+ clock-frequency = <400000>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ embedded-controller@70 {
+ compatible = "lenovo,yoga-c630-ec";
+ reg = <0x70>;
+
+ interrupts-extended = <&tlmm 20 IRQ_TYPE_LEVEL_HIGH>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ connector@0 {
+ compatible = "usb-c-connector";
+ reg = <0>;
+ power-role = "source";
+ data-role = "host";
+ };
+
+ connector@1 {
+ compatible = "usb-c-connector";
+ reg = <1>;
+ power-role = "source";
+ data-role = "host";
+ };
+ };
+ };
+...
--
2.39.2