marvell,mv64xxx-i2c.yaml (2629B)
1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/i2c/marvell,mv64xxx-i2c.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Marvell MV64XXX I2C Controller Device Tree Bindings 8 9maintainers: 10 - Gregory CLEMENT <gregory.clement@bootlin.com> 11 12properties: 13 compatible: 14 oneOf: 15 - const: allwinner,sun4i-a10-i2c 16 - items: 17 - const: allwinner,sun7i-a20-i2c 18 - const: allwinner,sun4i-a10-i2c 19 - const: allwinner,sun6i-a31-i2c 20 - items: 21 - enum: 22 - allwinner,sun8i-a23-i2c 23 - allwinner,sun8i-a83t-i2c 24 - allwinner,sun50i-a64-i2c 25 - allwinner,sun50i-a100-i2c 26 - allwinner,sun50i-h6-i2c 27 - allwinner,sun50i-h616-i2c 28 - const: allwinner,sun6i-a31-i2c 29 - const: marvell,mv64xxx-i2c 30 - const: marvell,mv78230-i2c 31 - const: marvell,mv78230-a0-i2c 32 33 description: 34 Only use "marvell,mv78230-a0-i2c" for a very rare, initial 35 version of the SoC which had broken offload support. Linux 36 auto-detects this and sets it appropriately. 37 38 reg: 39 maxItems: 1 40 41 interrupts: 42 maxItems: 1 43 44 clocks: 45 minItems: 1 46 items: 47 - description: Reference clock for the I2C bus 48 - description: Bus clock (Only for Armada 7K/8K) 49 50 clock-names: 51 minItems: 1 52 items: 53 - const: core 54 - const: reg 55 description: 56 Mandatory if two clocks are used (only for Armada 7k and 8k). 57 58 resets: 59 maxItems: 1 60 61required: 62 - compatible 63 - reg 64 - interrupts 65 66allOf: 67 - $ref: /schemas/i2c/i2c-controller.yaml# 68 - if: 69 properties: 70 compatible: 71 contains: 72 enum: 73 - allwinner,sun4i-a10-i2c 74 - allwinner,sun6i-a31-i2c 75 76 then: 77 required: 78 - clocks 79 80 - if: 81 properties: 82 compatible: 83 contains: 84 const: allwinner,sun6i-a31-i2c 85 86 then: 87 required: 88 - resets 89 90unevaluatedProperties: false 91 92examples: 93 - | 94 i2c@11000 { 95 compatible = "marvell,mv64xxx-i2c"; 96 reg = <0x11000 0x20>; 97 interrupts = <29>; 98 clock-frequency = <100000>; 99 }; 100 101 - | 102 i2c@11000 { 103 compatible = "marvell,mv78230-i2c"; 104 reg = <0x11000 0x100>; 105 interrupts = <29>; 106 clock-frequency = <100000>; 107 }; 108 109 - | 110 i2c@701000 { 111 compatible = "marvell,mv78230-i2c"; 112 reg = <0x701000 0x20>; 113 interrupts = <29>; 114 clock-frequency = <100000>; 115 clock-names = "core", "reg"; 116 clocks = <&core_clock>, <®_clock>; 117 }; 118 119...