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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/contrib/device-tree/Bindings/i2c/i2c-imx.yaml
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# 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-imx.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: Freescale Inter IC (I2C) and High Speed Inter IC (HS-I2C) for i.MX

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maintainers:

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  - Oleksij Rempel <o.rempel@pengutronix.de>

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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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    oneOf:

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      - const: fsl,imx1-i2c

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      - const: fsl,imx21-i2c

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      - const: fsl,vf610-i2c

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      - items:

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          - enum:

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              - fsl,ls1012a-i2c

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              - fsl,ls1021a-i2c

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              - fsl,ls1028a-i2c

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              - fsl,ls1043a-i2c

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              - fsl,ls1046a-i2c

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              - fsl,ls1088a-i2c

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              - fsl,ls208xa-i2c

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              - fsl,lx2160a-i2c

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          - const: fsl,vf610-i2c

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      - items:

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          - const: fsl,imx35-i2c

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          - const: fsl,imx1-i2c

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      - items:

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          - const: fsl,imx7d-i2c

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          - const: fsl,imx21-i2c

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      - items:

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          - enum:

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              - fsl,imx25-i2c

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              - fsl,imx27-i2c

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              - fsl,imx31-i2c

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              - fsl,imx50-i2c

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              - fsl,imx51-i2c

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              - fsl,imx53-i2c

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              - fsl,imx6q-i2c

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              - fsl,imx6sl-i2c

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              - fsl,imx6sx-i2c

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              - fsl,imx6sll-i2c

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              - fsl,imx6ul-i2c

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              - fsl,imx7s-i2c

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              - fsl,imx8mq-i2c

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              - fsl,imx8mm-i2c

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              - fsl,imx8mn-i2c

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              - fsl,imx8mp-i2c

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          - const: fsl,imx21-i2c

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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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    maxItems: 1

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  clock-names:

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    const: ipg

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  clock-frequency:

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    minimum: 1

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    default: 100000

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    maximum: 400000

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  dmas:

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    items:

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      - description: DMA controller phandle and request line for RX

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      - description: DMA controller phandle and request line for TX

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  dma-names:

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    items:

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      - const: rx

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      - const: tx

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  sda-gpios:

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    maxItems: 1

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  scl-gpios:

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    maxItems: 1

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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/imx5-clock.h>

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    #include <dt-bindings/interrupt-controller/irq.h>

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    i2c@83fc4000 {

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        compatible = "fsl,imx51-i2c", "fsl,imx21-i2c";

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        reg = <0x83fc4000 0x4000>;

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        interrupts = <63>;

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        clocks = <&clks IMX5_CLK_I2C2_GATE>;

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    };

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  - |

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    #include <dt-bindings/clock/vf610-clock.h>

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    i2c@40066000 {

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        compatible = "fsl,vf610-i2c";

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        reg = <0x40066000 0x1000>;

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        interrupts = <71 IRQ_TYPE_LEVEL_HIGH>;

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        clocks = <&clks VF610_CLK_I2C0>;

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        clock-names = "ipg";

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        dmas = <&edma0 0 50>,

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               <&edma0 0 51>;

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        dma-names = "rx", "tx";

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    };

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