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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/i2c/i2c-imx-lpi2c.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Freescale Low Power Inter IC (LPI2C) for i.MX
maintainers:
- Anson Huang <Anson.Huang@nxp.com>
allOf:
- $ref: /schemas/i2c/i2c-controller.yaml#
properties:
compatible:
oneOf:
- enum:
- fsl,imx7ulp-lpi2c
- items:
- enum:
- fsl,imx8qxp-lpi2c
- fsl,imx8dxl-lpi2c
- fsl,imx8qm-lpi2c
- fsl,imx8ulp-lpi2c
- fsl,imx93-lpi2c
- const: fsl,imx7ulp-lpi2c
reg:
maxItems: 1
interrupts:
maxItems: 1
assigned-clock-parents: true
assigned-clock-rates: true
assigned-clocks: true
clock-frequency: true
clock-names:
items:
- const: per
- const: ipg
clocks:
maxItems: 2
dmas:
items:
- description: DMA controller phandle and request line for TX
- description: DMA controller phandle and request line for RX
dma-names:
items:
- const: tx
- const: rx
power-domains:
maxItems: 1
required:
- compatible
- reg
- interrupts
- clocks
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/imx7ulp-clock.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
i2c@40a50000 {
compatible = "fsl,imx7ulp-lpi2c";
reg = <0x40A50000 0x10000>;
interrupt-parent = <&intc>;
interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX7ULP_CLK_LPI2C7>,
<&clks IMX7ULP_CLK_NIC1_BUS_DIV>;
};
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