# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id:
http://devicetree.org/schemas/i2c/i2c-owl.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: Actions Semi Owl I2C Controller
maintainers:
- Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
description: |
This I2C controller is found in the Actions Semi Owl SoCs:
S500, S700 and S900.
allOf:
- $ref: /schemas/i2c/i2c-controller.yaml#
properties:
compatible:
enum:
- actions,s500-i2c # Actions Semi S500 compatible SoCs
- actions,s700-i2c # Actions Semi S700 compatible SoCs
- actions,s900-i2c # Actions Semi S900 compatible SoCs
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
description: Phandle of the clock feeding the I2C controller.
minItems: 1
clock-frequency:
description: |
Desired I2C bus clock frequency in Hz. As only Standard and Fast
modes are supported, possible values are 100000 and 400000.
enum: [100000, 400000]
required:
- compatible
- reg
- interrupts
- clocks
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/actions,s900-cmu.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
i2c@e0170000 {
compatible = "actions,s900-i2c";
reg = <0xe0170000 0x1000>;
interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cmu CLK_I2C0>;
clock-frequency = <100000>;
};
...
