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# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/i2c/i2c-pxa.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Marvell MMP I2C controller
maintainers:
- Rob Herring <robh@kernel.org>
allOf:
- $ref: /schemas/i2c/i2c-controller.yaml#
- if:
not:
required:
- mrvl,i2c-polling
then:
required:
- interrupts
properties:
compatible:
enum:
- mrvl,mmp-twsi
- mrvl,pxa-i2c
- marvell,armada-3700-i2c
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
minItems: 1
resets:
minItems: 1
mrvl,i2c-polling:
$ref: /schemas/types.yaml#/definitions/flag
description: |
Disable interrupt of i2c controller. Polling status register of i2c
controller instead.
mrvl,i2c-fast-mode:
$ref: /schemas/types.yaml#/definitions/flag
description: Enable fast mode of i2c controller.
unevaluatedProperties: false
required:
- compatible
- reg
- interrupts
- clocks
- '#address-cells'
- '#size-cells'
examples:
- |
#include <dt-bindings/clock/marvell,mmp2.h>
i2c@d4011000 {
compatible = "mrvl,mmp-twsi";
reg = <0xd4011000 0x1000>;
interrupts = <7>;
clocks = <&soc_clocks MMP2_CLK_TWSI1>;
mrvl,i2c-fast-mode;
#address-cells = <1>;
#size-cells = <0>;
};
...
|
