| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | |
| %YAML 1.2 | |
| --- | |
| $id: http://devicetree.org/schemas/rtc/nvidia,tegra20-rtc.yaml# | |
| $schema: http://devicetree.org/meta-schemas/core.yaml# | |
| title: NVIDIA Tegra real-time clock | |
| maintainers: | |
| - Thierry Reding <thierry.reding@gmail.com> | |
| - Jon Hunter <jonathanh@nvidia.com> | |
| description: | | |
| The Tegra RTC maintains seconds and milliseconds counters, and five | |
| alarm registers. The alarms and other interrupts may wake the system | |
| from low-power state. | |
| properties: | |
| compatible: | |
| oneOf: | |
| - const: nvidia,tegra20-rtc | |
| - items: | |
| - enum: | |
| - nvidia,tegra30-rtc | |
| - nvidia,tegra114-rtc | |
| - nvidia,tegra124-rtc | |
| - nvidia,tegra210-rtc | |
| - nvidia,tegra186-rtc | |
| - nvidia,tegra194-rtc | |
| - nvidia,tegra234-rtc | |
| - nvidia,tegra264-rtc | |
| - const: nvidia,tegra20-rtc | |
| reg: | |
| maxItems: 1 | |
| interrupts: | |
| maxItems: 1 | |
| clocks: | |
| maxItems: 1 | |
| clock-names: | |
| items: | |
| - const: rtc | |
| additionalProperties: false | |
| required: | |
| - compatible | |
| - reg | |
| - interrupts | |
| - clocks | |
| examples: | |
| - | | |
| timer@7000e000 { | |
| compatible = "nvidia,tegra20-rtc"; | |
| reg = <0x7000e000 0x100>; | |
| interrupts = <0 2 0x04>; | |
| clocks = <&tegra_car 4>; | |
| }; |