| 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/pwm/imx-pwm.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Freescale i.MX PWM controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Philipp Zabel <p.zabel@pengutronix.de> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: pwm.yaml# |
| 14 | |
| 15 | properties: |
| 16 | "#pwm-cells": |
| 17 | description: |
| 18 | The only third cell flag supported by this binding is |
| 19 | PWM_POLARITY_INVERTED. fsl,imx1-pwm does not support this flags. |
| 20 | const: 3 |
| 21 | |
| 22 | compatible: |
| 23 | oneOf: |
| 24 | - enum: |
| 25 | - fsl,imx1-pwm |
| 26 | - fsl,imx27-pwm |
| 27 | - items: |
| 28 | - enum: |
| 29 | - fsl,imx25-pwm |
| 30 | - fsl,imx31-pwm |
| 31 | - fsl,imx50-pwm |
| 32 | - fsl,imx51-pwm |
| 33 | - fsl,imx53-pwm |
| 34 | - fsl,imx6q-pwm |
| 35 | - fsl,imx6sl-pwm |
| 36 | - fsl,imx6sll-pwm |
| 37 | - fsl,imx6sx-pwm |
| 38 | - fsl,imx6ul-pwm |
| 39 | - fsl,imx7d-pwm |
| 40 | - fsl,imx8mm-pwm |
| 41 | - fsl,imx8mn-pwm |
| 42 | - fsl,imx8mp-pwm |
| 43 | - fsl,imx8mq-pwm |
| 44 | - fsl,imx8qxp-pwm |
| 45 | - const: fsl,imx27-pwm |
| 46 | |
| 47 | reg: |
| 48 | maxItems: 1 |
| 49 | |
| 50 | clocks: |
| 51 | items: |
| 52 | - description: SoC PWM ipg clock |
| 53 | - description: SoC PWM per clock |
| 54 | |
| 55 | clock-names: |
| 56 | items: |
| 57 | - const: ipg |
| 58 | - const: per |
| 59 | |
| 60 | interrupts: |
| 61 | maxItems: 1 |
| 62 | |
| 63 | power-domains: |
| 64 | maxItems: 1 |
| 65 | |
| 66 | required: |
| 67 | - compatible |
| 68 | - reg |
| 69 | - clocks |
| 70 | - clock-names |
| 71 | - interrupts |
| 72 | |
| 73 | additionalProperties: false |
| 74 | |
| 75 | examples: |
| 76 | - | |
| 77 | #include <dt-bindings/clock/imx5-clock.h> |
| 78 | |
| 79 | pwm@53fb4000 { |
| 80 | #pwm-cells = <3>; |
| 81 | compatible = "fsl,imx27-pwm"; |
| 82 | reg = <0x53fb4000 0x4000>; |
| 83 | clocks = <&clks IMX5_CLK_PWM1_IPG_GATE>, |
| 84 | <&clks IMX5_CLK_PWM1_HF_GATE>; |
| 85 | clock-names = "ipg", "per"; |
| 86 | interrupts = <61>; |
| 87 | }; |