# 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>; }; ...