zmk/app/drivers/kscan/Kconfig

# Copyright (c) 2020 The ZMK Contributors
# SPDX-License-Identifier: MIT

DT_COMPAT_ZMK_KSCAN_COMPOSITE := zmk,kscan-composite
DT_COMPAT_ZMK_KSCAN_GPIO_DEMUX := zmk,kscan-gpio-demux
DT_COMPAT_ZMK_KSCAN_GPIO_DIRECT := zmk,kscan-gpio-direct
DT_COMPAT_ZMK_KSCAN_GPIO_MATRIX := zmk,kscan-gpio-matrix
DT_COMPAT_ZMK_KSCAN_MOCK := zmk,kscan-mock

config ZMK_KSCAN_COMPOSITE_DRIVER
	bool
	default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_COMPOSITE))

config ZMK_KSCAN_GPIO_DRIVER
	bool
	select GPIO

config ZMK_KSCAN_GPIO_DEMUX
	bool
	default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_GPIO_DEMUX))
	select ZMK_KSCAN_GPIO_DRIVER

config ZMK_KSCAN_GPIO_DIRECT
	bool
	default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_GPIO_DIRECT))
	select ZMK_KSCAN_GPIO_DRIVER

config ZMK_KSCAN_GPIO_MATRIX
	bool
	default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_GPIO_MATRIX))
	select ZMK_KSCAN_GPIO_DRIVER

if ZMK_KSCAN_GPIO_MATRIX

config ZMK_KSCAN_MATRIX_WAIT_BETWEEN_OUTPUTS
    int "Ticks to wait between each output when scanning"
	default 0
	help
	    When iterating over each output to drive it active, read inputs, then set
		inactive again, some boards may take time for the previous output to
		"settle" before reading inputs for the next active output column. In that
		scenario, set this value to a positive value to configure the number of
		usecs to wait after reading each column of keys.

endif # ZMK_KSCAN_GPIO_MATRIX

config ZMK_KSCAN_MOCK_DRIVER
	bool
	default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_MOCK))

if ZMK_KSCAN_GPIO_DRIVER

config ZMK_KSCAN_MATRIX_POLLING
	bool "Poll for key event triggers instead of using interrupts on matrix boards."

config ZMK_KSCAN_DIRECT_POLLING
	bool "Poll for key event triggers instead of using interrupts on direct wired boards."

config ZMK_KSCAN_DEBOUNCE_PRESS_MS
	int "Debounce time for key press in milliseconds."
	default -1
	help
		Global debounce time for key press in milliseconds.
		If this is -1, the debounce time is controlled by the debounce-press-ms
		Devicetree property, which defaults to 5 ms. Otherwise this overrides the
		debounce time for all key scan drivers to the chosen value.

config ZMK_KSCAN_DEBOUNCE_RELEASE_MS
	int "Debounce time for key release in milliseconds."
	default -1
	help
		Global debounce time for key release in milliseconds.
		If this is -1, the debounce time is controlled by the debounce-release-ms
		Devicetree property, which defaults to 5 ms. Otherwise this overrides the
		debounce time for all key scan drivers to the chosen value.

endif

config ZMK_KSCAN_INIT_PRIORITY
	int "Keyboard scan driver init priority"
	default 40
	help
	  Keyboard scan device driver initialization priority.