| 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/faraday,ftrtc010.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Faraday Technology FTRTC010 Real Time Clock |
| 8 | |
| 9 | maintainers: |
| 10 | - Linus Walleij <linus.walleij@linaro.org> |
| 11 | |
| 12 | description: | |
| 13 | This RTC appears in for example the Storlink Gemini family of SoCs. |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | oneOf: |
| 18 | - const: faraday,ftrtc010 |
| 19 | - items: |
| 20 | - const: cortina,gemini-rtc |
| 21 | - const: faraday,ftrtc010 |
| 22 | |
| 23 | resets: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | reg: |
| 27 | maxItems: 1 |
| 28 | |
| 29 | interrupts: |
| 30 | maxItems: 1 |
| 31 | |
| 32 | clocks: |
| 33 | items: |
| 34 | - description: PCLK clocks |
| 35 | - description: EXTCLK clocks. Faraday calls it CLK1HZ and says the clock |
| 36 | should be 1 Hz, but implementers actually seem to choose different |
| 37 | clocks here, like Cortina who chose 32768 Hz (a typical low-power clock). |
| 38 | |
| 39 | clock-names: |
| 40 | items: |
| 41 | - const: PCLK |
| 42 | - const: EXTCLK |
| 43 | |
| 44 | required: |
| 45 | - compatible |
| 46 | |
| 47 | additionalProperties: false |
| 48 | |
| 49 | examples: |
| 50 | - | |
| 51 | #include <dt-bindings/interrupt-controller/irq.h> |
| 52 | rtc@45000000 { |
| 53 | compatible = "cortina,gemini-rtc", "faraday,ftrtc010"; |
| 54 | reg = <0x45000000 0x100>; |
| 55 | interrupts = <17 IRQ_TYPE_LEVEL_HIGH>; |
| 56 | clocks = <&foo 0>, <&foo 1>; |
| 57 | clock-names = "PCLK", "EXTCLK"; |
| 58 | }; |