100 lines
2.2 KiB
YAML
100 lines
2.2 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/serial/ingenic,uart.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Ingenic SoCs UART controller devicetree bindings
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maintainers:
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- Paul Cercueil <paul@crapouillou.net>
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allOf:
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- $ref: serial.yaml#
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properties:
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$nodename:
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pattern: "^serial@[0-9a-f]+$"
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compatible:
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oneOf:
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- enum:
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- ingenic,jz4740-uart
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- ingenic,jz4760-uart
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- ingenic,jz4780-uart
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- ingenic,x1000-uart
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- items:
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- enum:
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- ingenic,jz4770-uart
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- ingenic,jz4775-uart
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- const: ingenic,jz4760-uart
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- items:
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- const: ingenic,jz4725b-uart
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- const: ingenic,jz4740-uart
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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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items:
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- description: Baud clock
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- description: UART module clock
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clock-names:
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items:
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- const: baud
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- const: module
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dmas:
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items:
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- description: DMA controller phandle and request line for RX
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- description: DMA controller phandle and request line for TX
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dma-names:
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items:
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- const: rx
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- const: tx
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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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- clock-names
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- dmas
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- dma-names
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/ingenic,jz4780-cgu.h>
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#include <dt-bindings/dma/jz4780-dma.h>
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#include <dt-bindings/gpio/gpio.h>
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serial@10032000 {
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compatible = "ingenic,jz4780-uart";
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reg = <0x10032000 0x100>;
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interrupt-parent = <&intc>;
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interrupts = <49>;
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clocks = <&ext>, <&cgu JZ4780_CLK_UART2>;
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clock-names = "baud", "module";
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dmas = <&dma JZ4780_DMA_UART2_RX 0xffffffff>,
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<&dma JZ4780_DMA_UART2_TX 0xffffffff>;
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dma-names = "rx", "tx";
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bluetooth {
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compatible = "brcm,bcm4330-bt";
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reset-gpios = <&gpf 8 GPIO_ACTIVE_HIGH>;
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vbat-supply = <&wlan0_power>;
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device-wakeup-gpios = <&gpf 5 GPIO_ACTIVE_HIGH>;
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host-wakeup-gpios = <&gpf 6 GPIO_ACTIVE_HIGH>;
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shutdown-gpios = <&gpf 4 GPIO_ACTIVE_LOW>;
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};
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};
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