zmk/docs/docs/config/pointing.md

title	sidebar_label
Pointing Device Configuration	Pointing

These are settings related to the pointing device/mouse support in ZMK.

See Configuration Overview for instructions on how to change these settings.

Kconfig

Definition file: zmk/app/pointing/Kconfig

General

Config	Type	Description	Default
CONFIG_ZMK_POINTING	bool	Enable the general pointing/mouse functionality	n
CONFIG_ZMK_POINTING_SMOOTH_SCROLLING	bool	Enable smooth scrolling HID functionality (via HID Resolution Multipliers)	n

Advanced Settings

The following settings are from Zephyr and should be defaulted to sane values, but can be adjusted if you encounter problems.

Config	Type	Description	Default
CONFIG_INPUT_THREAD_STACK_SIZE	int	Stack size for the dedicated input event processing thread	512 (1024 on split peripherals)

Input Listener

The following documents settings related to input listeners.

Devicetree

Applies to: compatible = "zmk,input-listener"

Definition file: zmk/app/dts/bindings/zmk,input-listener.yaml

Property	Type	Description
device	phandle	Input device handle
input-processors	phandle-array	List of input processors (with parameters) to apply to input events

Child Properties

Additional properties can be set on child nodes, which allows changing the settings when certain layers are enabled:

Property	Type	Description
layers	array	List of layer indexes. This config will apply if any layer in the list is active.
input-processors	phandle-array	List of input processors (with parameters) to apply to input events
process-next	bool	Whether to continue applying other input processors after this override if it takes effect

Input Split

Input splits are used for pointing devices on split peripherals.

Devicetree

Applies to: compatible = "zmk,input-split"

Definition file: zmk/app/dts/bindings/zmk,input-split.yaml

Property	Type	Description
device	handle	Input device handle
input-processors	phandle-array	List of input processors (with parameters) to apply to input events