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dt-bindings: aspeed-i2c: Convert txt to yaml format
Convert aspeed i2c to yaml. Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com> Link: https://lore.kernel.org/r/20210603024839.27976-2-jamin_lin@aspeedtech.com Signed-off-by: Rob Herring <robh@kernel.org>
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | ||
%YAML 1.2 | ||
--- | ||
$id: http://devicetree.org/schemas/i2c/aspeed,i2c.yaml# | ||
$schema: http://devicetree.org/meta-schemas/core.yaml# | ||
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title: ASPEED I2C on the AST24XX, AST25XX, and AST26XX SoCs Device Tree Bindings | ||
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maintainers: | ||
- Rayn Chen <rayn_chen@aspeedtech.com> | ||
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allOf: | ||
- $ref: /schemas/i2c/i2c-controller.yaml# | ||
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properties: | ||
compatible: | ||
enum: | ||
- aspeed,ast2400-i2c-bus | ||
- aspeed,ast2500-i2c-bus | ||
- aspeed,ast2600-i2c-bus | ||
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reg: | ||
minItems: 1 | ||
maxItems: 2 | ||
items: | ||
- description: address offset and range of bus | ||
- description: address offset and range of bus buffer | ||
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interrupts: | ||
maxItems: 1 | ||
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clocks: | ||
maxItems: 1 | ||
description: | ||
root clock of bus, should reference the APB | ||
clock in the second cell | ||
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resets: | ||
maxItems: 1 | ||
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bus-frequency: | ||
minimum: 500 | ||
maximum: 4000000 | ||
default: 100000 | ||
description: frequency of the bus clock in Hz defaults to 100 kHz when not | ||
specified | ||
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multi-master: | ||
type: boolean | ||
description: | ||
states that there is another master active on this bus | ||
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required: | ||
- reg | ||
- compatible | ||
- clocks | ||
- resets | ||
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unevaluatedProperties: false | ||
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examples: | ||
- | | ||
#include <dt-bindings/clock/aspeed-clock.h> | ||
i2c0: i2c-bus@40 { | ||
#address-cells = <1>; | ||
#size-cells = <0>; | ||
#interrupt-cells = <1>; | ||
compatible = "aspeed,ast2500-i2c-bus"; | ||
reg = <0x40 0x40>; | ||
clocks = <&syscon ASPEED_CLK_APB>; | ||
resets = <&syscon ASPEED_RESET_I2C>; | ||
bus-frequency = <100000>; | ||
interrupts = <0>; | ||
interrupt-parent = <&i2c_ic>; | ||
}; |
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