linuxdebug/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml

87 lines
1.8 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/serial/qcom,serial-geni-qcom.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Qualcomm Geni based QUP UART interface
maintainers:
- Andy Gross <agross@kernel.org>
- Bjorn Andersson <bjorn.andersson@linaro.org>
allOf:
- $ref: /schemas/serial/serial.yaml#
properties:
compatible:
enum:
- qcom,geni-uart
- qcom,geni-debug-uart
clocks:
maxItems: 1
clock-names:
const: se
interconnects:
maxItems: 2
interconnect-names:
items:
- const: qup-core
- const: qup-config
interrupts:
minItems: 1
items:
- description: UART core irq
- description: Wakeup irq (RX GPIO)
operating-points-v2: true
pinctrl-0: true
pinctrl-1: true
pinctrl-names:
minItems: 1
items:
- const: default
- const: sleep
power-domains:
maxItems: 1
reg:
maxItems: 1
required:
- compatible
- clocks
- clock-names
- interrupts
- reg
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,gcc-sc7180.h>
#include <dt-bindings/interconnect/qcom,sc7180.h>
serial@a88000 {
compatible = "qcom,geni-uart";
reg = <0xa88000 0x7000>;
interrupts = <GIC_SPI 355 IRQ_TYPE_LEVEL_HIGH>;
clock-names = "se";
clocks = <&gcc GCC_QUPV3_WRAP0_S0_CLK>;
pinctrl-0 = <&qup_uart0_default>;
pinctrl-names = "default";
interconnects = <&qup_virt MASTER_QUP_CORE_0 0 &qup_virt SLAVE_QUP_CORE_0 0>,
<&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_QUP_0 0>;
interconnect-names = "qup-core", "qup-config";
};
...