1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/i2c/i2c-imx-lpi2c.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Freescale Low Power Inter IC (LPI2C) for i.MX 8 9maintainers: 10 - Anson Huang <Anson.Huang@nxp.com> 11 12allOf: 13 - $ref: /schemas/i2c/i2c-controller.yaml# 14 15properties: 16 compatible: 17 oneOf: 18 - enum: 19 - fsl,imx7ulp-lpi2c 20 - items: 21 - enum: 22 - fsl,imx8qxp-lpi2c 23 - fsl,imx8dxl-lpi2c 24 - fsl,imx8qm-lpi2c 25 - fsl,imx8ulp-lpi2c 26 - const: fsl,imx7ulp-lpi2c 27 28 reg: 29 maxItems: 1 30 31 interrupts: 32 maxItems: 1 33 34 assigned-clock-parents: true 35 assigned-clock-rates: true 36 assigned-clocks: true 37 clock-frequency: true 38 39 clock-names: 40 items: 41 - const: per 42 - const: ipg 43 44 clocks: 45 maxItems: 2 46 47 dmas: 48 items: 49 - description: DMA controller phandle and request line for TX 50 - description: DMA controller phandle and request line for RX 51 52 dma-names: 53 items: 54 - const: tx 55 - const: rx 56 57 power-domains: 58 maxItems: 1 59 60required: 61 - compatible 62 - reg 63 - interrupts 64 - clocks 65 66unevaluatedProperties: false 67 68examples: 69 - | 70 #include <dt-bindings/clock/imx7ulp-clock.h> 71 #include <dt-bindings/interrupt-controller/arm-gic.h> 72 73 i2c@40a50000 { 74 compatible = "fsl,imx7ulp-lpi2c"; 75 reg = <0x40A50000 0x10000>; 76 interrupt-parent = <&intc>; 77 interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; 78 clocks = <&clks IMX7ULP_CLK_LPI2C7>, 79 <&clks IMX7ULP_CLK_NIC1_BUS_DIV>; 80 }; 81