| Tom Rini | 6bb92fc | 2024-05-20 09:54:58 -0600 | [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/gpio/st,nomadik-gpio.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Nomadik GPIO controller |
| 8 | |
| 9 | description: |
| 10 | The Nomadik GPIO driver handles Nomadik SoC GPIO blocks. This block has also |
| 11 | been called ST STA2X11. On the Nomadik platform, this driver is intertwined |
| 12 | with pinctrl-nomadik. |
| 13 | |
| 14 | maintainers: |
| 15 | - Linus Walleij <linus.walleij@linaro.org> |
| 16 | |
| 17 | properties: |
| 18 | $nodename: |
| 19 | pattern: "^gpio@[0-9a-f]+$" |
| 20 | |
| 21 | compatible: |
| 22 | enum: |
| 23 | - st,nomadik-gpio |
| 24 | - mobileye,eyeq5-gpio |
| 25 | |
| 26 | reg: |
| 27 | maxItems: 1 |
| 28 | |
| 29 | interrupts: |
| 30 | maxItems: 1 |
| 31 | |
| 32 | "#gpio-cells": |
| 33 | const: 2 |
| 34 | |
| 35 | gpio-controller: true |
| 36 | |
| 37 | interrupt-controller: true |
| 38 | |
| 39 | "#interrupt-cells": |
| 40 | const: 2 |
| 41 | |
| 42 | gpio-bank: |
| 43 | description: System-wide GPIO bank index. |
| 44 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 45 | |
| 46 | st,supports-sleepmode: |
| 47 | description: Whether the controller can sleep or not. |
| 48 | $ref: /schemas/types.yaml#/definitions/flag |
| 49 | |
| 50 | clocks: |
| 51 | maxItems: 1 |
| 52 | |
| 53 | gpio-ranges: |
| 54 | maxItems: 1 |
| 55 | |
| 56 | ngpios: |
| 57 | minimum: 0 |
| 58 | maximum: 32 |
| 59 | |
| 60 | resets: |
| 61 | maxItems: 1 |
| 62 | |
| 63 | required: |
| 64 | - compatible |
| 65 | - reg |
| 66 | - interrupts |
| 67 | - "#gpio-cells" |
| 68 | - gpio-controller |
| 69 | - interrupt-controller |
| 70 | - gpio-bank |
| 71 | |
| 72 | unevaluatedProperties: false |
| 73 | |
| 74 | allOf: |
| 75 | - if: |
| 76 | properties: |
| 77 | compatible: |
| 78 | contains: |
| 79 | const: mobileye,eyeq5-gpio |
| 80 | then: |
| 81 | properties: |
| 82 | st,supports-sleepmode: false |
| 83 | |
| 84 | examples: |
| 85 | - | |
| 86 | gpio@8012e080 { |
| 87 | compatible = "st,nomadik-gpio"; |
| 88 | reg = <0x8012e080 0x80>; |
| 89 | interrupts = <0 120 0x4>; |
| 90 | #gpio-cells = <2>; |
| 91 | gpio-controller; |
| 92 | interrupt-controller; |
| 93 | st,supports-sleepmode; |
| 94 | gpio-bank = <1>; |
| 95 | }; |