xref: /freebsd/sys/contrib/device-tree/Bindings/pinctrl/qcom,tlmm-common.yaml (revision 3e8eb5c7f4909209c042403ddee340b2ee7003a5) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pinctrl/qcom,tlmm-common.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Technologies, Inc. Top Level Mode Multiplexer (TLMM) definitions
8
9maintainers:
10  - Bjorn Andersson <bjorn.andersson@linaro.org>
11
12description:
13  This defines the common properties used to describe all Qualcomm Top Level
14  Mode Multiplexer bindings and pinconf/pinmux states for these.
15
16properties:
17  interrupts:
18    description:
19      Specifies the TLMM summary IRQ
20    maxItems: 1
21
22  interrupt-controller: true
23
24  '#interrupt-cells':
25    description:
26      Specifies the PIN numbers and Flags, as defined in defined in
27      include/dt-bindings/interrupt-controller/irq.h
28    const: 2
29
30  gpio-controller: true
31
32  '#gpio-cells':
33    description:
34      Specifying the pin number and flags, as defined in
35      include/dt-bindings/gpio/gpio.h
36    const: 2
37
38  gpio-ranges:
39    maxItems: 1
40
41  wakeup-parent:
42    description:
43      Specifying the interrupt-controller used to wake up the system when the
44      TLMM block has been powered down.
45    maxItems: 1
46
47  gpio-reserved-ranges:
48    description:
49      Pins can be reserved for trusted applications and thereby unaccessible
50      from the OS.  This property can be used to mark the pins which resources
51      should not be accessed by the OS. Please see the ../gpio/gpio.txt for more
52      information.
53
54required:
55  - interrupts
56  - interrupt-controller
57  - '#interrupt-cells'
58  - gpio-controller
59  - '#gpio-cells'
60  - gpio-ranges
61
62additionalProperties: true
63
64$defs:
65  qcom-tlmm-state:
66    allOf:
67      - $ref: pincfg-node.yaml#
68      - $ref: pinmux-node.yaml#
69
70    properties:
71      drive-strength:
72        enum: [2, 4, 6, 8, 10, 12, 14, 16]
73        default: 2
74        description:
75          Selects the drive strength for the specified pins, in mA.
76
77      bias-pull-down: true
78      bias-pull-up: true
79      bias-disable: true
80      input-enable: true
81      output-high: true
82      output-low: true
83
84    additionalProperties: true
85...
86