| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 | |
| 7 | title: Qualcomm Technologies, Inc. Top Level Mode Multiplexer (TLMM) definitions |
| 8 | |
| 9 | maintainers: |
| 10 | - Bjorn Andersson <bjorn.andersson@linaro.org> |
| 11 | |
| 12 | description: |
| 13 | This defines the common properties used to describe all Qualcomm Top Level |
| 14 | Mode Multiplexer bindings and pinconf/pinmux states for these. |
| 15 | |
| 16 | properties: |
| 17 | interrupts: |
| 18 | description: |
| 19 | TLMM summary IRQ and dirconn interrupts. |
| 20 | minItems: 1 |
| 21 | maxItems: 9 |
| 22 | |
| 23 | interrupt-controller: true |
| 24 | |
| 25 | '#interrupt-cells': |
| 26 | description: |
| 27 | Specifies the PIN numbers and Flags, as defined in defined in |
| 28 | include/dt-bindings/interrupt-controller/irq.h |
| 29 | const: 2 |
| 30 | |
| 31 | gpio-controller: true |
| 32 | |
| 33 | '#gpio-cells': |
| 34 | description: |
| 35 | Specifying the pin number and flags, as defined in |
| 36 | include/dt-bindings/gpio/gpio.h |
| 37 | const: 2 |
| 38 | |
| 39 | gpio-ranges: |
| 40 | maxItems: 1 |
| 41 | |
| 42 | wakeup-parent: |
| 43 | description: |
| 44 | Specifying the interrupt-controller used to wake up the system when the |
| 45 | TLMM block has been powered down. |
| 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 | |
| 54 | allOf: |
| 55 | - $ref: pinctrl.yaml# |
| 56 | |
| 57 | required: |
| 58 | - interrupts |
| 59 | - interrupt-controller |
| 60 | - '#interrupt-cells' |
| 61 | - gpio-controller |
| 62 | - '#gpio-cells' |
| 63 | - gpio-ranges |
| 64 | |
| 65 | additionalProperties: true |
| 66 | |
| 67 | $defs: |
| 68 | qcom-tlmm-state: |
| 69 | properties: |
| 70 | drive-strength: |
| 71 | enum: [2, 4, 6, 8, 10, 12, 14, 16] |
| 72 | description: |
| 73 | Selects the drive strength for the specified pins, in mA. |
| 74 | |
| 75 | bias-pull-down: true |
| 76 | bias-pull-up: true |
| 77 | bias-disable: true |
| 78 | input-enable: false |
| 79 | output-disable: true |
| 80 | output-enable: true |
| 81 | output-high: true |
| 82 | output-low: true |
| 83 | |
| 84 | allOf: |
| 85 | - $ref: pincfg-node.yaml# |
| 86 | - $ref: pinmux-node.yaml# |
| 87 | |
| 88 | - if: |
| 89 | properties: |
| 90 | pins: |
| 91 | items: |
| 92 | pattern: "^gpio" |
| 93 | then: |
| 94 | required: |
| 95 | - function |
| 96 | else: |
| 97 | properties: |
| 98 | function: false |
| 99 | |
| 100 | additionalProperties: true |
| 101 | ... |