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|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/serial/nxp,sc16is7xx.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: NXP SC16IS7xx Advanced Universal Asynchronous Receiver-Transmitter (UART)
maintainers:
- Hugo Villeneuve <hvilleneuve@dimonoff.com>
properties:
compatible:
enum:
- nxp,sc16is740
- nxp,sc16is741
- nxp,sc16is750
- nxp,sc16is752
- nxp,sc16is760
- nxp,sc16is762
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
maxItems: 1
clock-frequency:
description:
When there is no clock provider visible to the platform, this
is the source crystal or external clock frequency for the IC in Hz.
minimum: 1
maximum: 80000000
gpio-controller: true
"#gpio-cells":
const: 2
gpio-line-names:
minItems: 1
maxItems: 8
irda-mode-ports:
description: |
An array that lists the indices of the port that should operate in IrDA
mode:
0: port A
1: port B
$ref: /schemas/types.yaml#/definitions/uint32-array
minItems: 1
maxItems: 2
items:
minimum: 0
maximum: 1
nxp,modem-control-line-ports:
description: |
An array that lists the indices of the port that should have shared GPIO
lines configured as modem control lines:
0: port A
1: port B
$ref: /schemas/types.yaml#/definitions/uint32-array
minItems: 1
maxItems: 2
items:
minimum: 0
maximum: 1
required:
- compatible
- reg
- interrupts
allOf:
- $ref: /schemas/spi/spi-peripheral-props.yaml#
- $ref: /schemas/serial/serial.yaml#
- $ref: /schemas/serial/rs485.yaml#
oneOf:
- required:
- clocks
- required:
- clock-frequency
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
serial@51 {
compatible = "nxp,sc16is750";
reg = <0x51>;
clocks = <&clk20m>;
interrupt-parent = <&gpio3>;
interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
gpio-controller;
#gpio-cells = <2>;
};
serial@53 {
compatible = "nxp,sc16is752";
reg = <0x53>;
clocks = <&clk20m>;
interrupt-parent = <&gpio3>;
interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
nxp,modem-control-line-ports = <1>; /* Port 1 as modem control lines */
gpio-controller; /* Port 0 as GPIOs */
#gpio-cells = <2>;
};
serial@54 {
compatible = "nxp,sc16is752";
reg = <0x54>;
clocks = <&clk20m>;
interrupt-parent = <&gpio3>;
interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
nxp,modem-control-line-ports = <0 1>; /* Ports 0 and 1 as modem control lines */
};
};
|
