75 lines
1.5 KiB
YAML
75 lines
1.5 KiB
YAML
# 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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$id: http://devicetree.org/schemas/serial/renesas,em-uart.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Renesas EMMA Mobile UART Interface
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maintainers:
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- Magnus Damm <magnus.damm@gmail.com>
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- renesas,r9a09g011-uart # RZ/V2M
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- const: renesas,em-uart # generic EMMA Mobile compatible UART
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- items:
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- const: renesas,em-uart # generic EMMA Mobile compatible 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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minItems: 1
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items:
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- description: UART functional clock
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- description: Internal clock to access the registers
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clock-names:
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minItems: 1
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items:
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- const: sclk
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- const: pclk
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allOf:
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- $ref: serial.yaml#
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- if:
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properties:
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compatible:
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contains:
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const: renesas,r9a09g011-uart
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then:
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properties:
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clocks:
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minItems: 2
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clock-names:
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minItems: 2
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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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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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uart0: serial@e1020000 {
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compatible = "renesas,em-uart";
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reg = <0xe1020000 0x38>;
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interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&usia_u0_sclk>;
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clock-names = "sclk";
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};
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