| 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/rtc/nxp,pcf85063.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: NXP PCF85063 Real Time Clock |
| 8 | |
| 9 | maintainers: |
| 10 | - Alexander Stein <alexander.stein@ew.tq-group.com> |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | enum: |
| 15 | - microcrystal,rv8263 |
| 16 | - nxp,pcf85063 |
| 17 | - nxp,pcf85063a |
| 18 | - nxp,pcf85063tp |
| 19 | - nxp,pca85073a |
| 20 | |
| 21 | reg: |
| 22 | maxItems: 1 |
| 23 | |
| 24 | "#clock-cells": |
| 25 | const: 0 |
| 26 | |
| 27 | clock-output-names: |
| 28 | maxItems: 1 |
| 29 | |
| 30 | interrupts: |
| 31 | maxItems: 1 |
| 32 | |
| 33 | quartz-load-femtofarads: |
| 34 | description: |
| 35 | The capacitive load of the quartz(x-tal). |
| 36 | enum: [7000, 12500] |
| 37 | default: 7000 |
| 38 | |
| 39 | clock: |
| 40 | $ref: /schemas/clock/fixed-clock.yaml |
| 41 | description: |
| 42 | Provide this if the square wave pin is used as boot-enabled |
| 43 | fixed clock. |
| 44 | |
| 45 | wakeup-source: true |
| 46 | |
| 47 | allOf: |
| 48 | - $ref: rtc.yaml# |
| 49 | - if: |
| 50 | properties: |
| 51 | compatible: |
| 52 | contains: |
| 53 | enum: |
| 54 | - microcrystal,rv8263 |
| 55 | then: |
| 56 | properties: |
| 57 | quartz-load-femtofarads: false |
| 58 | - if: |
| 59 | properties: |
| 60 | compatible: |
| 61 | contains: |
| 62 | enum: |
| 63 | - nxp,pcf85063 |
| 64 | then: |
| 65 | properties: |
| 66 | quartz-load-femtofarads: |
| 67 | const: 7000 |
| 68 | |
| 69 | required: |
| 70 | - compatible |
| 71 | - reg |
| 72 | |
| 73 | additionalProperties: false |
| 74 | |
| 75 | examples: |
| 76 | - | |
| 77 | i2c { |
| 78 | #address-cells = <1>; |
| 79 | #size-cells = <0>; |
| 80 | |
| 81 | rtc@51 { |
| 82 | compatible = "nxp,pcf85063a"; |
| 83 | reg = <0x51>; |
| 84 | quartz-load-femtofarads = <12500>; |
| 85 | |
| 86 | clock { |
| 87 | compatible = "fixed-clock"; |
| 88 | #clock-cells = <0>; |
| 89 | clock-frequency = <32768>; |
| 90 | }; |
| 91 | }; |
| 92 | }; |