| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/i2c/microchip,corei2c.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Microchip MPFS I2C Controller Device Tree Bindings |
| |
| maintainers: |
| - Daire McNamara <daire.mcnamara@microchip.com> |
| |
| allOf: |
| - $ref: /schemas/i2c/i2c-controller.yaml# |
| |
| properties: |
| compatible: |
| oneOf: |
| - items: |
| - const: microchip,mpfs-i2c # Microchip PolarFire SoC compatible SoCs |
| - const: microchip,corei2c-rtl-v7 # Microchip Fabric based i2c IP core |
| - const: microchip,corei2c-rtl-v7 # Microchip Fabric based i2c IP core |
| |
| reg: |
| maxItems: 1 |
| |
| interrupts: |
| maxItems: 1 |
| |
| clocks: |
| maxItems: 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: |
| - | |
| i2c@2010a000 { |
| compatible = "microchip,mpfs-i2c", "microchip,corei2c-rtl-v7"; |
| reg = <0x2010a000 0x1000>; |
| clocks = <&clkcfg 15>; |
| interrupt-parent = <&plic>; |
| interrupts = <58>; |
| clock-frequency = <100000>; |
| }; |
| ... |
