2020-06-16 22:33:50 +00:00
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# SPDX-License-Identifier: GPL-2.0-only
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/i2c/i2c-pxa.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Marvell MMP I2C controller bindings
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maintainers:
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- Rob Herring <robh+dt@kernel.org>
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allOf:
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- $ref: /schemas/i2c/i2c-controller.yaml#
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- if:
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not:
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required:
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- mrvl,i2c-polling
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then:
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2020-04-21 02:24:47 +00:00
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required:
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- interrupts
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2020-06-16 22:33:50 +00:00
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properties:
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compatible:
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enum:
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- mrvl,mmp-twsi
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- mrvl,pxa-i2c
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- marvell,armada-3700-i2c
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clocks:
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minItems: 1
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resets:
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minItems: 1
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mrvl,i2c-polling:
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$ref: /schemas/types.yaml#/definitions/flag
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description: |
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Disable interrupt of i2c controller. Polling status register of i2c
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controller instead.
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mrvl,i2c-fast-mode:
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$ref: /schemas/types.yaml#/definitions/flag
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description: Enable fast mode of i2c controller.
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unevaluatedProperties: false
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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- '#address-cells'
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- '#size-cells'
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examples:
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- |
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#include <dt-bindings/clock/marvell,mmp2.h>
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i2c@d4011000 {
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compatible = "mrvl,mmp-twsi";
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reg = <0xd4011000 0x1000>;
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interrupts = <7>;
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clocks = <&soc_clocks MMP2_CLK_TWSI1>;
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mrvl,i2c-fast-mode;
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#address-cells = <1>;
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#size-cells = <0>;
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};
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...
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