| 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/reset/atmel,at91sam9260-reset.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Atmel/Microchip System Reset Controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Claudiu Beznea <claudiu.beznea@microchip.com> |
| 11 | |
| 12 | description: | |
| 13 | The system reset controller can be used to reset the CPU. In case of |
| 14 | SAMA7G5 it can also reset some devices (e.g. USB PHYs). |
| 15 | |
| 16 | properties: |
| 17 | compatible: |
| 18 | oneOf: |
| 19 | - items: |
| 20 | - enum: |
| 21 | - atmel,at91sam9260-rstc |
| 22 | - atmel,at91sam9g45-rstc |
| 23 | - atmel,sama5d3-rstc |
| 24 | - microchip,sam9x60-rstc |
| 25 | - microchip,sama7g5-rstc |
| 26 | - items: |
| 27 | - const: atmel,sama5d3-rstc |
| 28 | - const: atmel,at91sam9g45-rstc |
| 29 | |
| 30 | reg: |
| 31 | minItems: 1 |
| 32 | items: |
| 33 | - description: base registers for system reset control |
| 34 | - description: registers for device specific reset control |
| 35 | |
| 36 | clocks: |
| 37 | maxItems: 1 |
| 38 | |
| 39 | "#reset-cells": |
| 40 | const: 1 |
| 41 | |
| 42 | required: |
| 43 | - compatible |
| 44 | - reg |
| 45 | - clocks |
| 46 | |
| 47 | allOf: |
| 48 | - if: |
| 49 | properties: |
| 50 | compatible: |
| 51 | contains: |
| 52 | enum: |
| 53 | - microchip,sama7g5-rstc |
| 54 | then: |
| 55 | required: |
| 56 | - "#reset-cells" |
| 57 | |
| 58 | additionalProperties: false |
| 59 | |
| 60 | examples: |
| 61 | - | |
| 62 | #include <dt-bindings/clock/at91.h> |
| 63 | |
| 64 | reset-controller@fffffd00 { |
| 65 | compatible = "atmel,at91sam9260-rstc"; |
| 66 | reg = <0xfffffd00 0x10>; |
| 67 | clocks = <&pmc PMC_TYPE_CORE PMC_SLOW>; |
| 68 | }; |