xref: /linux/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml (revision 0526b56cbc3c489642bd6a5fe4b718dea7ef0ee8) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/serial/qcom,serial-geni-qcom.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Geni based QUP UART interface
8
9maintainers:
10  - Andy Gross <agross@kernel.org>
11  - Bjorn Andersson <bjorn.andersson@linaro.org>
12
13allOf:
14  - $ref: /schemas/serial/serial.yaml#
15
16properties:
17  compatible:
18    enum:
19      - qcom,geni-uart
20      - qcom,geni-debug-uart
21
22  clocks:
23    maxItems: 1
24
25  clock-names:
26    const: se
27
28  interconnects:
29    maxItems: 2
30
31  interconnect-names:
32    items:
33      - const: qup-core
34      - const: qup-config
35
36  interrupts:
37    minItems: 1
38    items:
39      - description: UART core irq
40      - description: Wakeup irq (RX GPIO)
41
42  operating-points-v2: true
43
44  pinctrl-0: true
45  pinctrl-1: true
46
47  pinctrl-names:
48    minItems: 1
49    items:
50      - const: default
51      - const: sleep
52
53  power-domains:
54    maxItems: 1
55
56  reg:
57    maxItems: 1
58
59required:
60  - compatible
61  - clocks
62  - clock-names
63  - interrupts
64  - reg
65
66unevaluatedProperties: false
67
68examples:
69  - |
70    #include <dt-bindings/interrupt-controller/arm-gic.h>
71    #include <dt-bindings/clock/qcom,gcc-sc7180.h>
72    #include <dt-bindings/interconnect/qcom,sc7180.h>
73
74    serial@a88000 {
75        compatible = "qcom,geni-uart";
76        reg = <0xa88000 0x7000>;
77        interrupts = <GIC_SPI 355 IRQ_TYPE_LEVEL_HIGH>;
78        clock-names = "se";
79        clocks = <&gcc GCC_QUPV3_WRAP0_S0_CLK>;
80        pinctrl-0 = <&qup_uart0_default>;
81        pinctrl-names = "default";
82        interconnects = <&qup_virt MASTER_QUP_CORE_0 0 &qup_virt SLAVE_QUP_CORE_0 0>,
83                        <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_QUP_0 0>;
84        interconnect-names = "qup-core", "qup-config";
85    };
86...
87