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nxp,flexio-pwm

Vendor: NXP Semiconductors

Description

NXP Flexio PWM controller. Each flexio timer can be used for generating one pwm pulse. The two PWM modes supported by flexio are chosen based on the selected polarity - Dual 8-bit counters PWM mode and Dual 8-bit counters PWM Low mode.

Properties

Top level properties

These property descriptions apply to “nxp,flexio-pwm” nodes themselves. This page also describes child node properties in the following sections.

Properties not inherited from the base binding file.

Name

Type

Details

#pwm-cells

int

Number of items to expect in a pwm specifier

This property is required.

Constant value: 3

pinctrl-0

phandles

Pin configuration/s for the first state. Content is specific to the
selected pin controller driver implementation.

This property is required.

pinctrl-1

phandles

Pin configuration/s for the second state. See pinctrl-0.

pinctrl-2

phandles

Pin configuration/s for the third state. See pinctrl-0.

pinctrl-3

phandles

Pin configuration/s for the fourth state. See pinctrl-0.

pinctrl-4

phandles

Pin configuration/s for the fifth state. See pinctrl-0.

pinctrl-names

string-array

Names for the provided states. The number of names needs to match the
number of states.

This property is required.

Child node properties

Name

Type

Details

pin-id

int

pin-id should be populated with number 'n' specified in the
FXIO_D<n> data pin of your board's schematic.

This property is required.

prescaler

int

The clock divider for internal counter prescaler.
- 1: Divide by 1
- 16: Divide by 16
- 256: Divide by 256

Legal values: 1, 16, 256

Specifier cell names

  • pwm cells: channel, period, flags