1*81acb401SChris Packham# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2*81acb401SChris Packham%YAML 1.2 3*81acb401SChris Packham--- 4*81acb401SChris Packham$id: http://devicetree.org/schemas/i2c/i2c-mpc.yaml# 5*81acb401SChris Packham$schema: http://devicetree.org/meta-schemas/core.yaml# 6*81acb401SChris Packham 7*81acb401SChris Packhamtitle: I2C-Bus adapter for MPC824x/83xx/85xx/86xx/512x/52xx SoCs 8*81acb401SChris Packham 9*81acb401SChris Packhammaintainers: 10*81acb401SChris Packham - Chris Packham <chris.packham@alliedtelesis.co.nz> 11*81acb401SChris Packham 12*81acb401SChris PackhamallOf: 13*81acb401SChris Packham - $ref: /schemas/i2c/i2c-controller.yaml# 14*81acb401SChris Packham 15*81acb401SChris Packhamproperties: 16*81acb401SChris Packham compatible: 17*81acb401SChris Packham oneOf: 18*81acb401SChris Packham - items: 19*81acb401SChris Packham - enum: 20*81acb401SChris Packham - mpc5200-i2c 21*81acb401SChris Packham - fsl,mpc5200-i2c 22*81acb401SChris Packham - fsl,mpc5121-i2c 23*81acb401SChris Packham - fsl,mpc8313-i2c 24*81acb401SChris Packham - fsl,mpc8543-i2c 25*81acb401SChris Packham - fsl,mpc8544-i2c 26*81acb401SChris Packham - const: fsl-i2c 27*81acb401SChris Packham - items: 28*81acb401SChris Packham - const: fsl,mpc5200b-i2c 29*81acb401SChris Packham - const: fsl,mpc5200-i2c 30*81acb401SChris Packham - const: fsl-i2c 31*81acb401SChris Packham 32*81acb401SChris Packham reg: 33*81acb401SChris Packham maxItems: 1 34*81acb401SChris Packham 35*81acb401SChris Packham interrupts: 36*81acb401SChris Packham maxItems: 1 37*81acb401SChris Packham 38*81acb401SChris Packham fsl,preserve-clocking: 39*81acb401SChris Packham $ref: /schemas/types.yaml#/definitions/flag 40*81acb401SChris Packham description: | 41*81acb401SChris Packham if defined, the clock settings from the bootloader are 42*81acb401SChris Packham preserved (not touched) 43*81acb401SChris Packham 44*81acb401SChris Packham fsl,timeout: 45*81acb401SChris Packham $ref: /schemas/types.yaml#/definitions/uint32 46*81acb401SChris Packham description: | 47*81acb401SChris Packham I2C bus timeout in microseconds 48*81acb401SChris Packham 49*81acb401SChris Packhamrequired: 50*81acb401SChris Packham - compatible 51*81acb401SChris Packham - reg 52*81acb401SChris Packham - interrupts 53*81acb401SChris Packham 54*81acb401SChris PackhamunevaluatedProperties: false 55*81acb401SChris Packham 56*81acb401SChris Packhamexamples: 57*81acb401SChris Packham - | 58*81acb401SChris Packham /* MPC5121 based board */ 59*81acb401SChris Packham i2c@1740 { 60*81acb401SChris Packham #address-cells = <1>; 61*81acb401SChris Packham #size-cells = <0>; 62*81acb401SChris Packham compatible = "fsl,mpc5121-i2c", "fsl-i2c"; 63*81acb401SChris Packham reg = <0x1740 0x20>; 64*81acb401SChris Packham interrupts = <11 0x8>; 65*81acb401SChris Packham interrupt-parent = <&ipic>; 66*81acb401SChris Packham clock-frequency = <100000>; 67*81acb401SChris Packham }; 68*81acb401SChris Packham 69*81acb401SChris Packham /* MPC5200B based board */ 70*81acb401SChris Packham i2c@3d00 { 71*81acb401SChris Packham #address-cells = <1>; 72*81acb401SChris Packham #size-cells = <0>; 73*81acb401SChris Packham compatible = "fsl,mpc5200b-i2c", "fsl,mpc5200-i2c", "fsl-i2c"; 74*81acb401SChris Packham reg = <0x3d00 0x40>; 75*81acb401SChris Packham interrupts = <2 15 0>; 76*81acb401SChris Packham interrupt-parent = <&mpc5200_pic>; 77*81acb401SChris Packham fsl,preserve-clocking; 78*81acb401SChris Packham }; 79*81acb401SChris Packham 80*81acb401SChris Packham /* MPC8544 base board */ 81*81acb401SChris Packham i2c@3100 { 82*81acb401SChris Packham #address-cells = <1>; 83*81acb401SChris Packham #size-cells = <0>; 84*81acb401SChris Packham compatible = "fsl,mpc8544-i2c", "fsl-i2c"; 85*81acb401SChris Packham reg = <0x3100 0x100>; 86*81acb401SChris Packham interrupts = <43 2>; 87*81acb401SChris Packham interrupt-parent = <&mpic>; 88*81acb401SChris Packham clock-frequency = <400000>; 89*81acb401SChris Packham fsl,timeout = <10000>; 90*81acb401SChris Packham }; 91*81acb401SChris Packham... 92