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