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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/i2c/renesas,rzv2m.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas RZ/V2M I2C Bus Interface
maintainers:
- Phil Edworthy <phil.edworthy@renesas.com>
allOf:
- $ref: /schemas/i2c/i2c-controller.yaml#
properties:
compatible:
items:
- enum:
- renesas,i2c-r9a09g011 # RZ/V2M
- const: renesas,rzv2m-i2c
reg:
maxItems: 1
interrupts:
items:
- description: Data transmission/reception interrupt
- description: Status interrupt
interrupt-names:
items:
- const: tia
- const: tis
clock-frequency:
default: 100000
enum: [ 100000, 400000 ]
description:
Desired I2C bus clock frequency in Hz.
clocks:
maxItems: 1
power-domains:
maxItems: 1
resets:
maxItems: 1
required:
- compatible
- reg
- interrupts
- interrupt-names
- clocks
- power-domains
- resets
- '#address-cells'
- '#size-cells'
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/r9a09g011-cpg.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
i2c0: i2c@a4030000 {
compatible = "renesas,i2c-r9a09g011", "renesas,rzv2m-i2c";
reg = <0xa4030000 0x80>;
interrupts = <GIC_SPI 232 IRQ_TYPE_EDGE_RISING>,
<GIC_SPI 236 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "tia", "tis";
clocks = <&cpg CPG_MOD R9A09G011_IIC_PCLK0>;
resets = <&cpg R9A09G011_IIC_GPA_PRESETN>;
power-domains = <&cpg>;
clock-frequency = <100000>;
#address-cells = <1>;
#size-cells = <0>;
};
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