1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/pinctrl/qco 4 $id: http://devicetree.org/schemas/pinctrl/qcom,tlmm-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Qualcomm Technologies, Inc. Top Level M 7 title: Qualcomm Technologies, Inc. Top Level Mode Multiplexer (TLMM) definitions
8 8
9 maintainers: 9 maintainers:
10 - Bjorn Andersson <bjorn.andersson@linaro.org 10 - Bjorn Andersson <bjorn.andersson@linaro.org>
11 11
12 description: 12 description:
13 This defines the common properties used to d 13 This defines the common properties used to describe all Qualcomm Top Level
14 Mode Multiplexer bindings and pinconf/pinmux 14 Mode Multiplexer bindings and pinconf/pinmux states for these.
15 15
16 properties: 16 properties:
17 interrupts: 17 interrupts:
18 description: 18 description:
19 TLMM summary IRQ and dirconn interrupts. 19 TLMM summary IRQ and dirconn interrupts.
20 minItems: 1 20 minItems: 1
21 maxItems: 9 21 maxItems: 9
22 22
23 interrupt-controller: true 23 interrupt-controller: true
24 24
25 '#interrupt-cells': 25 '#interrupt-cells':
26 description: 26 description:
27 Specifies the PIN numbers and Flags, as 27 Specifies the PIN numbers and Flags, as defined in defined in
28 include/dt-bindings/interrupt-controller 28 include/dt-bindings/interrupt-controller/irq.h
29 const: 2 29 const: 2
30 30
31 gpio-controller: true 31 gpio-controller: true
32 32
33 '#gpio-cells': 33 '#gpio-cells':
34 description: 34 description:
35 Specifying the pin number and flags, as 35 Specifying the pin number and flags, as defined in
36 include/dt-bindings/gpio/gpio.h 36 include/dt-bindings/gpio/gpio.h
37 const: 2 37 const: 2
38 38
39 gpio-ranges: 39 gpio-ranges:
40 maxItems: 1 40 maxItems: 1
41 41
42 wakeup-parent: 42 wakeup-parent:
43 description: 43 description:
44 Specifying the interrupt-controller used 44 Specifying the interrupt-controller used to wake up the system when the
45 TLMM block has been powered down. 45 TLMM block has been powered down.
46 46
47 gpio-reserved-ranges: 47 gpio-reserved-ranges:
48 description: 48 description:
49 Pins can be reserved for trusted applica 49 Pins can be reserved for trusted applications and thereby unaccessible
50 from the OS. This property can be used 50 from the OS. This property can be used to mark the pins which resources
51 should not be accessed by the OS. Please 51 should not be accessed by the OS. Please see the ../gpio/gpio.txt for more
52 information. 52 information.
53 53
54 allOf: 54 allOf:
55 - $ref: pinctrl.yaml# 55 - $ref: pinctrl.yaml#
56 56
57 required: 57 required:
58 - interrupts 58 - interrupts
59 - interrupt-controller 59 - interrupt-controller
60 - '#interrupt-cells' 60 - '#interrupt-cells'
61 - gpio-controller 61 - gpio-controller
62 - '#gpio-cells' 62 - '#gpio-cells'
63 - gpio-ranges 63 - gpio-ranges
64 64
65 additionalProperties: true 65 additionalProperties: true
66 66
67 $defs: 67 $defs:
68 qcom-tlmm-state: 68 qcom-tlmm-state:
69 properties: 69 properties:
70 drive-strength: 70 drive-strength:
71 enum: [2, 4, 6, 8, 10, 12, 14, 16] 71 enum: [2, 4, 6, 8, 10, 12, 14, 16]
72 description: 72 description:
73 Selects the drive strength for the s 73 Selects the drive strength for the specified pins, in mA.
74 74
75 bias-pull-down: true 75 bias-pull-down: true
76 bias-pull-up: true 76 bias-pull-up: true
77 bias-disable: true 77 bias-disable: true
78 input-enable: false 78 input-enable: false
79 output-disable: true 79 output-disable: true
80 output-enable: true 80 output-enable: true
81 output-high: true 81 output-high: true
82 output-low: true 82 output-low: true
83 83
84 allOf: 84 allOf:
85 - $ref: pincfg-node.yaml# 85 - $ref: pincfg-node.yaml#
86 - $ref: pinmux-node.yaml# 86 - $ref: pinmux-node.yaml#
87 87
88 - if: 88 - if:
89 properties: 89 properties:
90 pins: 90 pins:
91 items: 91 items:
92 pattern: "^gpio" 92 pattern: "^gpio"
93 then: 93 then:
94 required: 94 required:
95 - function 95 - function
96 else: 96 else:
97 properties: 97 properties:
98 function: false 98 function: false
99 99
100 additionalProperties: true 100 additionalProperties: true
101 ... 101 ...
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